401k Plan data: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN plan

CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 401k Plan overview

Plan Name	CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN
Plan identification number	001

CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN Benefits

401k Plan Type

Defined Contribution Pension

Plan Features/Benefits

ERISA section 404(c) Plan - This plan, or any part of it is intended to meet the conditions of 29 CFR 2550.404c-1.
Total participant-directed account plan - Participants have the opportunity to direct the investment of all the assets allocated to their individual accounts, regardless of whether 29 CFR 2550.404c-1 is intended to be met.
Code section 401(k) feature - A cash or deferred arrangement described in Code section 401(k) that is part of a qualified defined contribution plan that provides for an election by employees to defer part of their compensation or receive these amounts in cash.
Code section 401(m) arrangement - Employee contributions are allocated to separate accounts under the plan or employer contributions are based, in whole or in part, on employee deferrals or contribtions to the plan. Not applicable if plan is 401(k) plan with only QNECs and/or QMACs. Also not applicable if Code section 403(b)(1), 403(b)(7) or 408 arrangements/accounts/annuities.
Total or partial participant-directed account plan - plan uses default investment account for participants who fail to direct assets in their account.
Master plan - A pension plan that is made available by a sponsor for adoption by employers; that is the subject of a favorable opinion letter; and for which a single funding medium (for example, a trust or custodial account) is established for the joint use of all adopting employers.

401k Sponsoring company profile

CELLDEX THERAPEUTICS, INC. has sponsored the creation of one or more 401k plans.

Company Name: CELLDEX THERAPEUTICS, INC.

Employer identification number (EIN): 133191702

NAIC Classification: 325410

Form 5500 Filing Information

Submission information for form 5500 for 401k plan CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN

Plan id# Filing Submission Date Name of Administrator Date Administrator Signed Name of Company Sponsor Date Sponsor Signed
001 2022-01-01
001 2021-01-01
001 2020-01-01
001 2019-01-01
001 2018-01-01 CHANDLER RUEHRWEIN
001 2017-01-01 PAULA R FREEMAN
001 2016-01-01 PAULA FREEMAN
001 2015-01-01 PAULA FREEMAN
001 2014-01-01 PAULA FREEMAN
001 2013-01-01 PAULA FREEMAN
001 2012-01-01 PAULA R. FREEMAN AVERY CATLIN 2013-07-29
001 2011-01-01 PAULA R. FREEMAN AVERY CATLIN 2012-07-30
001 2009-01-01 PAULA R. FREEMAN AVERY CATLIN 2010-08-06
001 2009-01-01 PAULA R. FREEMAN AVERY CATLIN 2010-08-05
001 2009-01-01 AVERY CATLIN 2010-08-04

Plan id#	Filing Submission Date	Name of Administrator	Name of Company Sponsor	Date Sponsor Signed
001	2022-01-01
001	2021-01-01
001	2020-01-01
001	2019-01-01
001	2018-01-01	CHANDLER RUEHRWEIN
001	2017-01-01	PAULA R FREEMAN
001	2016-01-01	PAULA FREEMAN
001	2015-01-01	PAULA FREEMAN
001	2014-01-01	PAULA FREEMAN
001	2013-01-01	PAULA FREEMAN
001	2012-01-01	PAULA R. FREEMAN	AVERY CATLIN	2013-07-29
001	2011-01-01	PAULA R. FREEMAN	AVERY CATLIN	2012-07-30
001	2009-01-01	PAULA R. FREEMAN	AVERY CATLIN	2010-08-06
001	2009-01-01	PAULA R. FREEMAN	AVERY CATLIN	2010-08-05
001	2009-01-01		AVERY CATLIN	2010-08-04

Plan Statistics for CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN

401k plan membership statisitcs for CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN

Measure Date Value
2022: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2022 401k membership
Total participants, beginning-of-year 2022-01-01 269
Total number of active participants reported on line 7a of the Form 5500 2022-01-01 147
Number of retired or separated participants receiving benefits 2022-01-01 2
Number of other retired or separated participants entitled to future benefits 2022-01-01 129
Total of all active and inactive participants 2022-01-01 278
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2022-01-01 0
Total participants 2022-01-01 278
Number of participants with account balances 2022-01-01 271
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2022-01-01 0
2021: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2021 401k membership
Total participants, beginning-of-year 2021-01-01 280
Total number of active participants reported on line 7a of the Form 5500 2021-01-01 134
Number of retired or separated participants receiving benefits 2021-01-01 2
Number of other retired or separated participants entitled to future benefits 2021-01-01 133
Total of all active and inactive participants 2021-01-01 269
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2021-01-01 0
Total participants 2021-01-01 269
Number of participants with account balances 2021-01-01 262
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2021-01-01 0
2020: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2020 401k membership
Total participants, beginning-of-year 2020-01-01 294
Total number of active participants reported on line 7a of the Form 5500 2020-01-01 124
Number of retired or separated participants receiving benefits 2020-01-01 1
Number of other retired or separated participants entitled to future benefits 2020-01-01 155
Total of all active and inactive participants 2020-01-01 280
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2020-01-01 0
Total participants 2020-01-01 280
Number of participants with account balances 2020-01-01 274
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2020-01-01 0
2019: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2019 401k membership
Total participants, beginning-of-year 2019-01-01 304
Total number of active participants reported on line 7a of the Form 5500 2019-01-01 129
Number of retired or separated participants receiving benefits 2019-01-01 2
Number of other retired or separated participants entitled to future benefits 2019-01-01 163
Total of all active and inactive participants 2019-01-01 294
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2019-01-01 0
Total participants 2019-01-01 294
Number of participants with account balances 2019-01-01 292
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2019-01-01 0
2018: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2018 401k membership
Total participants, beginning-of-year 2018-01-01 334
Total number of active participants reported on line 7a of the Form 5500 2018-01-01 134
Number of retired or separated participants receiving benefits 2018-01-01 2
Number of other retired or separated participants entitled to future benefits 2018-01-01 168
Total of all active and inactive participants 2018-01-01 304
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2018-01-01 0
Total participants 2018-01-01 304
Number of participants with account balances 2018-01-01 300
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2018-01-01 0
2017: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2017 401k membership
Total participants, beginning-of-year 2017-01-01 318
Total number of active participants reported on line 7a of the Form 5500 2017-01-01 194
Number of retired or separated participants receiving benefits 2017-01-01 0
Number of other retired or separated participants entitled to future benefits 2017-01-01 139
Total of all active and inactive participants 2017-01-01 333
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2017-01-01 1
Total participants 2017-01-01 334
Number of participants with account balances 2017-01-01 327
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2017-01-01 0
2016: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2016 401k membership
Total participants, beginning-of-year 2016-01-01 291
Total number of active participants reported on line 7a of the Form 5500 2016-01-01 206
Number of retired or separated participants receiving benefits 2016-01-01 0
Number of other retired or separated participants entitled to future benefits 2016-01-01 111
Total of all active and inactive participants 2016-01-01 317
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2016-01-01 1
Total participants 2016-01-01 318
Number of participants with account balances 2016-01-01 304
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2016-01-01 0
2015: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2015 401k membership
Total participants, beginning-of-year 2015-01-01 257
Total number of active participants reported on line 7a of the Form 5500 2015-01-01 196
Number of retired or separated participants receiving benefits 2015-01-01 0
Number of other retired or separated participants entitled to future benefits 2015-01-01 94
Total of all active and inactive participants 2015-01-01 290
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2015-01-01 1
Total participants 2015-01-01 291
Number of participants with account balances 2015-01-01 280
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2015-01-01 0
2014: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2014 401k membership
Total participants, beginning-of-year 2014-01-01 229
Total number of active participants reported on line 7a of the Form 5500 2014-01-01 156
Number of retired or separated participants receiving benefits 2014-01-01 0
Number of other retired or separated participants entitled to future benefits 2014-01-01 101
Total of all active and inactive participants 2014-01-01 257
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2014-01-01 0
Total participants 2014-01-01 257
Number of participants with account balances 2014-01-01 249
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2014-01-01 0
2013: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2013 401k membership
Total participants, beginning-of-year 2013-01-01 224
Total number of active participants reported on line 7a of the Form 5500 2013-01-01 121
Number of retired or separated participants receiving benefits 2013-01-01 0
Number of other retired or separated participants entitled to future benefits 2013-01-01 108
Total of all active and inactive participants 2013-01-01 229
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2013-01-01 0
Total participants 2013-01-01 229
Number of participants with account balances 2013-01-01 219
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2013-01-01 0
2012: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2012 401k membership
Total participants, beginning-of-year 2012-01-01 227
Total number of active participants reported on line 7a of the Form 5500 2012-01-01 109
Number of retired or separated participants receiving benefits 2012-01-01 0
Number of other retired or separated participants entitled to future benefits 2012-01-01 115
Total of all active and inactive participants 2012-01-01 224
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2012-01-01 0
Total participants 2012-01-01 224
Number of participants with account balances 2012-01-01 214
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2012-01-01 0
2011: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2011 401k membership
Total participants, beginning-of-year 2011-01-01 245
Total number of active participants reported on line 7a of the Form 5500 2011-01-01 101
Number of retired or separated participants receiving benefits 2011-01-01 1
Number of other retired or separated participants entitled to future benefits 2011-01-01 125
Total of all active and inactive participants 2011-01-01 227
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2011-01-01 0
Total participants 2011-01-01 227
Number of participants with account balances 2011-01-01 218
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2011-01-01 0
2009: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2009 401k membership
Total participants, beginning-of-year 2009-01-01 132
Total number of active participants reported on line 7a of the Form 5500 2009-01-01 89
Number of retired or separated participants receiving benefits 2009-01-01 1
Number of other retired or separated participants entitled to future benefits 2009-01-01 163
Total of all active and inactive participants 2009-01-01 253
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2009-01-01 0
Total participants 2009-01-01 253
Number of participants with account balances 2009-01-01 249
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2009-01-01 0

Measure	Date	Value
2022: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2022 401k membership
Total participants, beginning-of-year	2022-01-01	269
Total number of active participants reported on line 7a of the Form 5500	2022-01-01	147
Number of retired or separated participants receiving benefits	2022-01-01	2
Number of other retired or separated participants entitled to future benefits	2022-01-01	129
Total of all active and inactive participants	2022-01-01	278
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2022-01-01	0
Total participants	2022-01-01	278
Number of participants with account balances	2022-01-01	271
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2022-01-01	0
2021: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2021 401k membership
Total participants, beginning-of-year	2021-01-01	280
Total number of active participants reported on line 7a of the Form 5500	2021-01-01	134
Number of retired or separated participants receiving benefits	2021-01-01	2
Number of other retired or separated participants entitled to future benefits	2021-01-01	133
Total of all active and inactive participants	2021-01-01	269
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2021-01-01	0
Total participants	2021-01-01	269
Number of participants with account balances	2021-01-01	262
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2021-01-01	0
2020: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2020 401k membership
Total participants, beginning-of-year	2020-01-01	294
Total number of active participants reported on line 7a of the Form 5500	2020-01-01	124
Number of retired or separated participants receiving benefits	2020-01-01	1
Number of other retired or separated participants entitled to future benefits	2020-01-01	155
Total of all active and inactive participants	2020-01-01	280
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2020-01-01	0
Total participants	2020-01-01	280
Number of participants with account balances	2020-01-01	274
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2020-01-01	0
2019: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2019 401k membership
Total participants, beginning-of-year	2019-01-01	304
Total number of active participants reported on line 7a of the Form 5500	2019-01-01	129
Number of retired or separated participants receiving benefits	2019-01-01	2
Number of other retired or separated participants entitled to future benefits	2019-01-01	163
Total of all active and inactive participants	2019-01-01	294
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2019-01-01	0
Total participants	2019-01-01	294
Number of participants with account balances	2019-01-01	292
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2019-01-01	0
2018: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2018 401k membership
Total participants, beginning-of-year	2018-01-01	334
Total number of active participants reported on line 7a of the Form 5500	2018-01-01	134
Number of retired or separated participants receiving benefits	2018-01-01	2
Number of other retired or separated participants entitled to future benefits	2018-01-01	168
Total of all active and inactive participants	2018-01-01	304
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2018-01-01	0
Total participants	2018-01-01	304
Number of participants with account balances	2018-01-01	300
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2018-01-01	0
2017: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2017 401k membership
Total participants, beginning-of-year	2017-01-01	318
Total number of active participants reported on line 7a of the Form 5500	2017-01-01	194
Number of retired or separated participants receiving benefits	2017-01-01	0
Number of other retired or separated participants entitled to future benefits	2017-01-01	139
Total of all active and inactive participants	2017-01-01	333
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2017-01-01	1
Total participants	2017-01-01	334
Number of participants with account balances	2017-01-01	327
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2017-01-01	0
2016: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2016 401k membership
Total participants, beginning-of-year	2016-01-01	291
Total number of active participants reported on line 7a of the Form 5500	2016-01-01	206
Number of retired or separated participants receiving benefits	2016-01-01	0
Number of other retired or separated participants entitled to future benefits	2016-01-01	111
Total of all active and inactive participants	2016-01-01	317
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2016-01-01	1
Total participants	2016-01-01	318
Number of participants with account balances	2016-01-01	304
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2016-01-01	0
2015: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2015 401k membership
Total participants, beginning-of-year	2015-01-01	257
Total number of active participants reported on line 7a of the Form 5500	2015-01-01	196
Number of retired or separated participants receiving benefits	2015-01-01	0
Number of other retired or separated participants entitled to future benefits	2015-01-01	94
Total of all active and inactive participants	2015-01-01	290
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2015-01-01	1
Total participants	2015-01-01	291
Number of participants with account balances	2015-01-01	280
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2015-01-01	0
2014: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2014 401k membership
Total participants, beginning-of-year	2014-01-01	229
Total number of active participants reported on line 7a of the Form 5500	2014-01-01	156
Number of retired or separated participants receiving benefits	2014-01-01	0
Number of other retired or separated participants entitled to future benefits	2014-01-01	101
Total of all active and inactive participants	2014-01-01	257
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2014-01-01	0
Total participants	2014-01-01	257
Number of participants with account balances	2014-01-01	249
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2014-01-01	0
2013: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2013 401k membership
Total participants, beginning-of-year	2013-01-01	224
Total number of active participants reported on line 7a of the Form 5500	2013-01-01	121
Number of retired or separated participants receiving benefits	2013-01-01	0
Number of other retired or separated participants entitled to future benefits	2013-01-01	108
Total of all active and inactive participants	2013-01-01	229
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2013-01-01	0
Total participants	2013-01-01	229
Number of participants with account balances	2013-01-01	219
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2013-01-01	0
2012: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2012 401k membership
Total participants, beginning-of-year	2012-01-01	227
Total number of active participants reported on line 7a of the Form 5500	2012-01-01	109
Number of retired or separated participants receiving benefits	2012-01-01	0
Number of other retired or separated participants entitled to future benefits	2012-01-01	115
Total of all active and inactive participants	2012-01-01	224
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2012-01-01	0
Total participants	2012-01-01	224
Number of participants with account balances	2012-01-01	214
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2012-01-01	0
2011: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2011 401k membership
Total participants, beginning-of-year	2011-01-01	245
Total number of active participants reported on line 7a of the Form 5500	2011-01-01	101
Number of retired or separated participants receiving benefits	2011-01-01	1
Number of other retired or separated participants entitled to future benefits	2011-01-01	125
Total of all active and inactive participants	2011-01-01	227
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2011-01-01	0
Total participants	2011-01-01	227
Number of participants with account balances	2011-01-01	218
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2011-01-01	0
2009: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2009 401k membership
Total participants, beginning-of-year	2009-01-01	132
Total number of active participants reported on line 7a of the Form 5500	2009-01-01	89
Number of retired or separated participants receiving benefits	2009-01-01	1
Number of other retired or separated participants entitled to future benefits	2009-01-01	163
Total of all active and inactive participants	2009-01-01	253
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2009-01-01	0
Total participants	2009-01-01	253
Number of participants with account balances	2009-01-01	249
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2009-01-01	0

Financial Data on CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN

Measure	Date	Value
2022 : CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2022 401k financial data
Unrealized appreciation/depreciation of real estate assets	2022-12-31	$0
Unrealized appreciation/depreciation of other (non real estate) assets	2022-12-31	$0
Total unrealized appreciation/depreciation of assets	2022-12-31	$0
Total transfer of assets to this plan	2022-12-31	$0
Total transfer of assets from this plan	2022-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2022-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2022-12-31	$0
Expenses. Interest paid	2022-12-31	$0
Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102	2022-12-31	$0
Total income from all sources (including contributions)	2022-12-31	$-8,216,151
Total loss/gain on sale of assets	2022-12-31	$0
Total of all expenses incurred	2022-12-31	$3,313,903
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2022-12-31	$3,308,883
Expenses. Certain deemed distributions of participant loans	2022-12-31	$0
Value of total corrective distributions	2022-12-31	$0
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2022-12-31	$2,493,797
Value of total assets at end of year	2022-12-31	$42,251,865
Value of total assets at beginning of year	2022-12-31	$53,781,919
Total of administrative expenses incurred including professional, contract, advisory and management fees	2022-12-31	$5,020
Total income from rents	2022-12-31	$0
Total interest from all sources	2022-12-31	$17,320
Total dividends received (eg from common stock, registered investment company shares)	2022-12-31	$2,637,346
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2022-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2022-12-31	$2,637,346
Assets. Real estate other than employer real property at end of year	2022-12-31	$0
Assets. Real estate other than employer real property at beginning of year	2022-12-31	$0
Administrative expenses professional fees incurred	2022-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at end of year	2022-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at beginning of year	2022-12-31	$0
Was this plan covered by a fidelity bond	2022-12-31	Yes
Value of fidelity bond cover	2022-12-31	$500,000
If this is an individual account plan, was there a blackout period	2022-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2022-12-31	No
Contributions received from participants	2022-12-31	$1,989,956
Participant contributions at end of year	2022-12-31	$87,245
Participant contributions at beginning of year	2022-12-31	$119,397
Participant contributions at end of year	2022-12-31	$0
Participant contributions at beginning of year	2022-12-31	$0
Assets. Other investments not covered elsewhere at end of year	2022-12-31	$0
Assets. Other investments not covered elsewhere at beginning of year	2022-12-31	$0
Income. Received or receivable in cash from other sources (including rollovers)	2022-12-31	$104,538
Expenses. Other payments made (not to insurance carriers or or participants/beneficiaries)	2022-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at end of year	2022-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2022-12-31	$0
Assets. Loans (other than to participants) at end of year	2022-12-31	$0
Assets. Loans (other than to participants) at beginning of year	2022-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year	2022-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year	2022-12-31	$0
Other income not declared elsewhere	2022-12-31	$0
Administrative expenses (other) incurred	2022-12-31	$631
Liabilities. Value of operating payables at end of year	2022-12-31	$0
Liabilities. Value of operating payables at beginning of year	2022-12-31	$0
Total non interest bearing cash at end of year	2022-12-31	$0
Total non interest bearing cash at beginning of year	2022-12-31	$0
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2022-12-31	No
Income. Non cash contributions	2022-12-31	$0
Value of net income/loss	2022-12-31	$-11,530,054
Value of net assets at end of year (total assets less liabilities)	2022-12-31	$42,251,865
Value of net assets at beginning of year (total assets less liabilities)	2022-12-31	$53,781,919
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2022-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2022-12-31	No
Were any leases to which the plan was party in default or uncollectible	2022-12-31	No
Assets. partnership/joint venture interests at end of year	2022-12-31	$0
Assets. partnership/joint venture interests at beginning of year	2022-12-31	$0
Investment advisory and management fees	2022-12-31	$4,389
Value of interest in registered invesment companies (eg mutual funds) at end of year	2022-12-31	$40,404,102
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2022-12-31	$51,924,520
Value of interest in pooled separate accounts at end of year	2022-12-31	$0
Value of interest in pooled separate accounts at beginning of year	2022-12-31	$0
Interest on participant loans	2022-12-31	$5,040
Income. Interest from loans (other than to participants)	2022-12-31	$0
Interest earned on other investments	2022-12-31	$0
Income. Interest from US Government securities	2022-12-31	$0
Income. Interest from corporate debt instruments	2022-12-31	$0
Value of interest in master investment trust accounts at end of year	2022-12-31	$0
Value of interest in master investment trust accounts at beginning of year	2022-12-31	$0
Value of interest in common/collective trusts at end of year	2022-12-31	$776,483
Value of interest in common/collective trusts at beginning of year	2022-12-31	$837,052
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2022-12-31	$984,035
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2022-12-31	$900,950
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2022-12-31	$900,950
Interest earned from interest bearing cash (including money market accounts and certificates of deposit)	2022-12-31	$12,280
Assets. Value of investments in 103.12 investment entities at end of year	2022-12-31	$0
Assets. Value of investments in 103.12 investment entities at beginning of year	2022-12-31	$0
Value of funds held in insurance company general accounts (unallocated contracts) at end of year	2022-12-31	$0
Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year	2022-12-31	$0
Expenses. Payments to insurance carriers foe the provision of benefits	2022-12-31	$0
Asset value of US Government securities at end of year	2022-12-31	$0
Asset value of US Government securities at beginning of year	2022-12-31	$0
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2022-12-31	$-13,309,465
Net investment gain/loss from pooled separate accounts	2022-12-31	$0
Net investment gain or loss from common/collective trusts	2022-12-31	$-55,149
Net gain/loss from 103.12 investment entities	2022-12-31	$0
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2022-12-31	No
Was there a failure to transmit to the plan any participant contributions	2022-12-31	No
Has the plan failed to provide any benefit when due under the plan	2022-12-31	No
Assets. Invements in employer securities at end of year	2022-12-31	$0
Assets. Invements in employer securities at beginning of year	2022-12-31	$0
Assets. Value of employer real property at end of year	2022-12-31	$0
Assets. Value of employer real property at beginning of year	2022-12-31	$0
Contributions received in cash from employer	2022-12-31	$399,303
Employer contributions (assets) at end of year	2022-12-31	$0
Employer contributions (assets) at beginning of year	2022-12-31	$0
Income. Dividends from preferred stock	2022-12-31	$0
Income. Dividends from common stock	2022-12-31	$0
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2022-12-31	$3,308,883
Asset. Corporate debt instrument preferred debt at end of year	2022-12-31	$0
Asset. Corporate debt instrument preferred debt at beginning of year	2022-12-31	$0
Asset. Corporate debt instrument debt (other) at end of year	2022-12-31	$0
Asset. Corporate debt instrument debt (other) at beginning of year	2022-12-31	$0
Contract administrator fees	2022-12-31	$0
Assets. Corporate common stocks other than exployer securities at end of year	2022-12-31	$0
Assets. Corporate common stocks other than exployer securities at beginning of year	2022-12-31	$0
Liabilities. Value of benefit claims payable at end of year	2022-12-31	$0
Liabilities. Value of benefit claims payable at beginning of year	2022-12-31	$0
Assets. Value of buildings and other operty used in plan operation at end of year	2022-12-31	$0
Assets. Value of buildings and other operty used in plan operation at beginning of year	2022-12-31	$0
Did the plan have assets held for investment	2022-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2022-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2022-12-31	No
Aggregate proceeds on sale of assets	2022-12-31	$0
Aggregate carrying amount (costs) on sale of assets	2022-12-31	$0
Liabilities. Value of acquisition indebtedness at end of year	2022-12-31	$0
Liabilities. Value of acquisition indebtedness at beginning of year	2022-12-31	$0
Opinion of an independent qualified public accountant for this plan	2022-12-31	Unqualified
Accountancy firm name	2022-12-31	CRR,LLP
Accountancy firm EIN	2022-12-31	043257840
2021 : CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2021 401k financial data
Unrealized appreciation/depreciation of real estate assets	2021-12-31	$0
Unrealized appreciation/depreciation of other (non real estate) assets	2021-12-31	$0
Total unrealized appreciation/depreciation of assets	2021-12-31	$0
Total transfer of assets to this plan	2021-12-31	$0
Total transfer of assets from this plan	2021-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2021-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2021-12-31	$0
Expenses. Interest paid	2021-12-31	$0
Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102	2021-12-31	$0
Total income from all sources (including contributions)	2021-12-31	$10,690,827
Total loss/gain on sale of assets	2021-12-31	$0
Total of all expenses incurred	2021-12-31	$6,840,032
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2021-12-31	$6,834,930
Expenses. Certain deemed distributions of participant loans	2021-12-31	$0
Value of total corrective distributions	2021-12-31	$0
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2021-12-31	$2,369,023
Value of total assets at end of year	2021-12-31	$53,781,919
Value of total assets at beginning of year	2021-12-31	$49,931,124
Total of administrative expenses incurred including professional, contract, advisory and management fees	2021-12-31	$5,102
Total income from rents	2021-12-31	$0
Total interest from all sources	2021-12-31	$7,330
Total dividends received (eg from common stock, registered investment company shares)	2021-12-31	$3,946,841
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2021-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2021-12-31	$3,946,841
Assets. Real estate other than employer real property at end of year	2021-12-31	$0
Assets. Real estate other than employer real property at beginning of year	2021-12-31	$0
Administrative expenses professional fees incurred	2021-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at end of year	2021-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at beginning of year	2021-12-31	$0
Was this plan covered by a fidelity bond	2021-12-31	Yes
Value of fidelity bond cover	2021-12-31	$500,000
If this is an individual account plan, was there a blackout period	2021-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2021-12-31	No
Contributions received from participants	2021-12-31	$1,742,194
Participant contributions at end of year	2021-12-31	$119,397
Participant contributions at beginning of year	2021-12-31	$159,563
Participant contributions at end of year	2021-12-31	$0
Participant contributions at beginning of year	2021-12-31	$0
Assets. Other investments not covered elsewhere at end of year	2021-12-31	$0
Assets. Other investments not covered elsewhere at beginning of year	2021-12-31	$0
Income. Received or receivable in cash from other sources (including rollovers)	2021-12-31	$277,284
Expenses. Other payments made (not to insurance carriers or or participants/beneficiaries)	2021-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at end of year	2021-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2021-12-31	$0
Assets. Loans (other than to participants) at end of year	2021-12-31	$0
Assets. Loans (other than to participants) at beginning of year	2021-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year	2021-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year	2021-12-31	$0
Other income not declared elsewhere	2021-12-31	$0
Administrative expenses (other) incurred	2021-12-31	$519
Liabilities. Value of operating payables at end of year	2021-12-31	$0
Liabilities. Value of operating payables at beginning of year	2021-12-31	$0
Total non interest bearing cash at end of year	2021-12-31	$0
Total non interest bearing cash at beginning of year	2021-12-31	$0
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2021-12-31	No
Income. Non cash contributions	2021-12-31	$0
Value of net income/loss	2021-12-31	$3,850,795
Value of net assets at end of year (total assets less liabilities)	2021-12-31	$53,781,919
Value of net assets at beginning of year (total assets less liabilities)	2021-12-31	$49,931,124
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2021-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2021-12-31	No
Were any leases to which the plan was party in default or uncollectible	2021-12-31	No
Assets. partnership/joint venture interests at end of year	2021-12-31	$0
Assets. partnership/joint venture interests at beginning of year	2021-12-31	$0
Investment advisory and management fees	2021-12-31	$4,583
Value of interest in registered invesment companies (eg mutual funds) at end of year	2021-12-31	$51,924,520
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2021-12-31	$47,715,185
Value of interest in pooled separate accounts at end of year	2021-12-31	$0
Value of interest in pooled separate accounts at beginning of year	2021-12-31	$0
Interest on participant loans	2021-12-31	$7,235
Income. Interest from loans (other than to participants)	2021-12-31	$0
Interest earned on other investments	2021-12-31	$0
Income. Interest from US Government securities	2021-12-31	$0
Income. Interest from corporate debt instruments	2021-12-31	$0
Value of interest in master investment trust accounts at end of year	2021-12-31	$0
Value of interest in master investment trust accounts at beginning of year	2021-12-31	$0
Value of interest in common/collective trusts at end of year	2021-12-31	$837,052
Value of interest in common/collective trusts at beginning of year	2021-12-31	$849,467
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2021-12-31	$900,950
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2021-12-31	$1,206,909
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2021-12-31	$1,206,909
Interest earned from interest bearing cash (including money market accounts and certificates of deposit)	2021-12-31	$95
Assets. Value of investments in 103.12 investment entities at end of year	2021-12-31	$0
Assets. Value of investments in 103.12 investment entities at beginning of year	2021-12-31	$0
Value of funds held in insurance company general accounts (unallocated contracts) at end of year	2021-12-31	$0
Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year	2021-12-31	$0
Expenses. Payments to insurance carriers foe the provision of benefits	2021-12-31	$0
Asset value of US Government securities at end of year	2021-12-31	$0
Asset value of US Government securities at beginning of year	2021-12-31	$0
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2021-12-31	$4,381,855
Net investment gain/loss from pooled separate accounts	2021-12-31	$0
Net investment gain or loss from common/collective trusts	2021-12-31	$-14,222
Net gain/loss from 103.12 investment entities	2021-12-31	$0
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2021-12-31	No
Was there a failure to transmit to the plan any participant contributions	2021-12-31	No
Has the plan failed to provide any benefit when due under the plan	2021-12-31	No
Assets. Invements in employer securities at end of year	2021-12-31	$0
Assets. Invements in employer securities at beginning of year	2021-12-31	$0
Assets. Value of employer real property at end of year	2021-12-31	$0
Assets. Value of employer real property at beginning of year	2021-12-31	$0
Contributions received in cash from employer	2021-12-31	$349,545
Employer contributions (assets) at end of year	2021-12-31	$0
Employer contributions (assets) at beginning of year	2021-12-31	$0
Income. Dividends from preferred stock	2021-12-31	$0
Income. Dividends from common stock	2021-12-31	$0
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2021-12-31	$6,834,930
Asset. Corporate debt instrument preferred debt at end of year	2021-12-31	$0
Asset. Corporate debt instrument preferred debt at beginning of year	2021-12-31	$0
Asset. Corporate debt instrument debt (other) at end of year	2021-12-31	$0
Asset. Corporate debt instrument debt (other) at beginning of year	2021-12-31	$0
Contract administrator fees	2021-12-31	$0
Assets. Corporate common stocks other than exployer securities at end of year	2021-12-31	$0
Assets. Corporate common stocks other than exployer securities at beginning of year	2021-12-31	$0
Liabilities. Value of benefit claims payable at end of year	2021-12-31	$0
Liabilities. Value of benefit claims payable at beginning of year	2021-12-31	$0
Assets. Value of buildings and other operty used in plan operation at end of year	2021-12-31	$0
Assets. Value of buildings and other operty used in plan operation at beginning of year	2021-12-31	$0
Did the plan have assets held for investment	2021-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2021-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2021-12-31	No
Aggregate proceeds on sale of assets	2021-12-31	$0
Aggregate carrying amount (costs) on sale of assets	2021-12-31	$0
Liabilities. Value of acquisition indebtedness at end of year	2021-12-31	$0
Liabilities. Value of acquisition indebtedness at beginning of year	2021-12-31	$0
Opinion of an independent qualified public accountant for this plan	2021-12-31	Unqualified
Accountancy firm name	2021-12-31	CRR,LLP
Accountancy firm EIN	2021-12-31	043257840
2020 : CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2020 401k financial data
Unrealized appreciation/depreciation of real estate assets	2020-12-31	$0
Unrealized appreciation/depreciation of other (non real estate) assets	2020-12-31	$0
Total unrealized appreciation/depreciation of assets	2020-12-31	$0
Total transfer of assets to this plan	2020-12-31	$0
Total transfer of assets from this plan	2020-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2020-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2020-12-31	$0
Expenses. Interest paid	2020-12-31	$0
Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102	2020-12-31	$0
Total income from all sources (including contributions)	2020-12-31	$11,388,808
Total loss/gain on sale of assets	2020-12-31	$0
Total of all expenses incurred	2020-12-31	$3,964,875
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2020-12-31	$3,960,072
Expenses. Certain deemed distributions of participant loans	2020-12-31	$0
Value of total corrective distributions	2020-12-31	$0
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2020-12-31	$2,114,381
Value of total assets at end of year	2020-12-31	$49,931,124
Value of total assets at beginning of year	2020-12-31	$42,507,191
Total of administrative expenses incurred including professional, contract, advisory and management fees	2020-12-31	$4,803
Total income from rents	2020-12-31	$0
Total interest from all sources	2020-12-31	$12,819
Total dividends received (eg from common stock, registered investment company shares)	2020-12-31	$2,355,617
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2020-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2020-12-31	$2,355,617
Assets. Real estate other than employer real property at end of year	2020-12-31	$0
Assets. Real estate other than employer real property at beginning of year	2020-12-31	$0
Administrative expenses professional fees incurred	2020-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at end of year	2020-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at beginning of year	2020-12-31	$0
Was this plan covered by a fidelity bond	2020-12-31	Yes
Value of fidelity bond cover	2020-12-31	$500,000
If this is an individual account plan, was there a blackout period	2020-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2020-12-31	No
Contributions received from participants	2020-12-31	$1,647,067
Participant contributions at end of year	2020-12-31	$159,563
Participant contributions at beginning of year	2020-12-31	$223,129
Participant contributions at end of year	2020-12-31	$0
Participant contributions at beginning of year	2020-12-31	$0
Assets. Other investments not covered elsewhere at end of year	2020-12-31	$0
Assets. Other investments not covered elsewhere at beginning of year	2020-12-31	$0
Income. Received or receivable in cash from other sources (including rollovers)	2020-12-31	$143,064
Expenses. Other payments made (not to insurance carriers or or participants/beneficiaries)	2020-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at end of year	2020-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2020-12-31	$0
Assets. Loans (other than to participants) at end of year	2020-12-31	$0
Assets. Loans (other than to participants) at beginning of year	2020-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year	2020-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year	2020-12-31	$0
Other income not declared elsewhere	2020-12-31	$0
Administrative expenses (other) incurred	2020-12-31	$606
Liabilities. Value of operating payables at end of year	2020-12-31	$0
Liabilities. Value of operating payables at beginning of year	2020-12-31	$0
Total non interest bearing cash at end of year	2020-12-31	$0
Total non interest bearing cash at beginning of year	2020-12-31	$0
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2020-12-31	No
Income. Non cash contributions	2020-12-31	$0
Value of net income/loss	2020-12-31	$7,423,933
Value of net assets at end of year (total assets less liabilities)	2020-12-31	$49,931,124
Value of net assets at beginning of year (total assets less liabilities)	2020-12-31	$42,507,191
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2020-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2020-12-31	No
Were any leases to which the plan was party in default or uncollectible	2020-12-31	No
Assets. partnership/joint venture interests at end of year	2020-12-31	$0
Assets. partnership/joint venture interests at beginning of year	2020-12-31	$0
Investment advisory and management fees	2020-12-31	$4,197
Value of interest in registered invesment companies (eg mutual funds) at end of year	2020-12-31	$47,715,185
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2020-12-31	$40,776,298
Value of interest in pooled separate accounts at end of year	2020-12-31	$0
Value of interest in pooled separate accounts at beginning of year	2020-12-31	$0
Interest on participant loans	2020-12-31	$10,676
Income. Interest from loans (other than to participants)	2020-12-31	$0
Interest earned on other investments	2020-12-31	$0
Income. Interest from US Government securities	2020-12-31	$0
Income. Interest from corporate debt instruments	2020-12-31	$0
Value of interest in master investment trust accounts at end of year	2020-12-31	$0
Value of interest in master investment trust accounts at beginning of year	2020-12-31	$0
Value of interest in common/collective trusts at end of year	2020-12-31	$849,467
Value of interest in common/collective trusts at beginning of year	2020-12-31	$871,222
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2020-12-31	$1,206,909
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2020-12-31	$636,542
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2020-12-31	$636,542
Interest earned from interest bearing cash (including money market accounts and certificates of deposit)	2020-12-31	$2,143
Assets. Value of investments in 103.12 investment entities at end of year	2020-12-31	$0
Assets. Value of investments in 103.12 investment entities at beginning of year	2020-12-31	$0
Value of funds held in insurance company general accounts (unallocated contracts) at end of year	2020-12-31	$0
Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year	2020-12-31	$0
Expenses. Payments to insurance carriers foe the provision of benefits	2020-12-31	$0
Asset value of US Government securities at end of year	2020-12-31	$0
Asset value of US Government securities at beginning of year	2020-12-31	$0
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2020-12-31	$6,876,302
Net investment gain/loss from pooled separate accounts	2020-12-31	$0
Net investment gain or loss from common/collective trusts	2020-12-31	$29,689
Net gain/loss from 103.12 investment entities	2020-12-31	$0
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2020-12-31	No
Was there a failure to transmit to the plan any participant contributions	2020-12-31	No
Has the plan failed to provide any benefit when due under the plan	2020-12-31	No
Assets. Invements in employer securities at end of year	2020-12-31	$0
Assets. Invements in employer securities at beginning of year	2020-12-31	$0
Assets. Value of employer real property at end of year	2020-12-31	$0
Assets. Value of employer real property at beginning of year	2020-12-31	$0
Contributions received in cash from employer	2020-12-31	$324,250
Employer contributions (assets) at end of year	2020-12-31	$0
Employer contributions (assets) at beginning of year	2020-12-31	$0
Income. Dividends from preferred stock	2020-12-31	$0
Income. Dividends from common stock	2020-12-31	$0
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2020-12-31	$3,960,072
Asset. Corporate debt instrument preferred debt at end of year	2020-12-31	$0
Asset. Corporate debt instrument preferred debt at beginning of year	2020-12-31	$0
Asset. Corporate debt instrument debt (other) at end of year	2020-12-31	$0
Asset. Corporate debt instrument debt (other) at beginning of year	2020-12-31	$0
Contract administrator fees	2020-12-31	$0
Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3	2020-12-31	No
Assets. Corporate common stocks other than exployer securities at end of year	2020-12-31	$0
Assets. Corporate common stocks other than exployer securities at beginning of year	2020-12-31	$0
Liabilities. Value of benefit claims payable at end of year	2020-12-31	$0
Liabilities. Value of benefit claims payable at beginning of year	2020-12-31	$0
Assets. Value of buildings and other operty used in plan operation at end of year	2020-12-31	$0
Assets. Value of buildings and other operty used in plan operation at beginning of year	2020-12-31	$0
Did the plan have assets held for investment	2020-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2020-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2020-12-31	No
Aggregate proceeds on sale of assets	2020-12-31	$0
Aggregate carrying amount (costs) on sale of assets	2020-12-31	$0
Liabilities. Value of acquisition indebtedness at end of year	2020-12-31	$0
Liabilities. Value of acquisition indebtedness at beginning of year	2020-12-31	$0
Opinion of an independent qualified public accountant for this plan	2020-12-31	Disclaimer
Accountancy firm name	2020-12-31	CRR,LLP
Accountancy firm EIN	2020-12-31	043257840
2019 : CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2019 401k financial data
Unrealized appreciation/depreciation of real estate assets	2019-12-31	$0
Unrealized appreciation/depreciation of other (non real estate) assets	2019-12-31	$0
Total unrealized appreciation/depreciation of assets	2019-12-31	$0
Total transfer of assets to this plan	2019-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2019-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2019-12-31	$0
Expenses. Interest paid	2019-12-31	$0
Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102	2019-12-31	$0
Total income from all sources (including contributions)	2019-12-31	$10,884,108
Total loss/gain on sale of assets	2019-12-31	$0
Total of all expenses incurred	2019-12-31	$2,796,919
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2019-12-31	$2,791,569
Expenses. Certain deemed distributions of participant loans	2019-12-31	$0
Value of total corrective distributions	2019-12-31	$0
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2019-12-31	$2,073,047
Value of total assets at end of year	2019-12-31	$42,507,191
Value of total assets at beginning of year	2019-12-31	$34,420,002
Total of administrative expenses incurred including professional, contract, advisory and management fees	2019-12-31	$5,350
Total income from rents	2019-12-31	$0
Total interest from all sources	2019-12-31	$23,530
Total dividends received (eg from common stock, registered investment company shares)	2019-12-31	$1,751,867
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2019-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2019-12-31	$1,751,867
Assets. Real estate other than employer real property at end of year	2019-12-31	$0
Assets. Real estate other than employer real property at beginning of year	2019-12-31	$0
Administrative expenses professional fees incurred	2019-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at end of year	2019-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at beginning of year	2019-12-31	$0
Was this plan covered by a fidelity bond	2019-12-31	Yes
Value of fidelity bond cover	2019-12-31	$500,000
If this is an individual account plan, was there a blackout period	2019-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2019-12-31	No
Contributions received from participants	2019-12-31	$1,657,989
Participant contributions at end of year	2019-12-31	$223,129
Participant contributions at beginning of year	2019-12-31	$215,651
Participant contributions at end of year	2019-12-31	$0
Participant contributions at beginning of year	2019-12-31	$0
Assets. Other investments not covered elsewhere at end of year	2019-12-31	$0
Assets. Other investments not covered elsewhere at beginning of year	2019-12-31	$0
Income. Received or receivable in cash from other sources (including rollovers)	2019-12-31	$89,275
Expenses. Other payments made (not to insurance carriers or or participants/beneficiaries)	2019-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at end of year	2019-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2019-12-31	$0
Assets. Loans (other than to participants) at end of year	2019-12-31	$0
Assets. Loans (other than to participants) at beginning of year	2019-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year	2019-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year	2019-12-31	$0
Other income not declared elsewhere	2019-12-31	$0
Administrative expenses (other) incurred	2019-12-31	$1,106
Liabilities. Value of operating payables at end of year	2019-12-31	$0
Liabilities. Value of operating payables at beginning of year	2019-12-31	$0
Total non interest bearing cash at end of year	2019-12-31	$0
Total non interest bearing cash at beginning of year	2019-12-31	$0
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2019-12-31	No
Income. Non cash contributions	2019-12-31	$0
Value of net income/loss	2019-12-31	$8,087,189
Value of net assets at end of year (total assets less liabilities)	2019-12-31	$42,507,191
Value of net assets at beginning of year (total assets less liabilities)	2019-12-31	$34,420,002
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2019-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2019-12-31	No
Were any leases to which the plan was party in default or uncollectible	2019-12-31	No
Assets. partnership/joint venture interests at end of year	2019-12-31	$0
Assets. partnership/joint venture interests at beginning of year	2019-12-31	$0
Investment advisory and management fees	2019-12-31	$4,244
Value of interest in registered invesment companies (eg mutual funds) at end of year	2019-12-31	$40,776,298
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2019-12-31	$32,224,516
Value of interest in pooled separate accounts at end of year	2019-12-31	$0
Value of interest in pooled separate accounts at beginning of year	2019-12-31	$0
Interest on participant loans	2019-12-31	$11,514
Income. Interest from loans (other than to participants)	2019-12-31	$0
Interest earned on other investments	2019-12-31	$0
Income. Interest from US Government securities	2019-12-31	$0
Income. Interest from corporate debt instruments	2019-12-31	$0
Value of interest in master investment trust accounts at end of year	2019-12-31	$0
Value of interest in master investment trust accounts at beginning of year	2019-12-31	$0
Value of interest in common/collective trusts at end of year	2019-12-31	$871,222
Value of interest in common/collective trusts at beginning of year	2019-12-31	$1,321,184
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2019-12-31	$636,542
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2019-12-31	$658,651
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2019-12-31	$658,651
Interest earned from interest bearing cash (including money market accounts and certificates of deposit)	2019-12-31	$12,016
Assets. Value of investments in 103.12 investment entities at end of year	2019-12-31	$0
Assets. Value of investments in 103.12 investment entities at beginning of year	2019-12-31	$0
Expenses. Payments to insurance carriers foe the provision of benefits	2019-12-31	$0
Asset value of US Government securities at end of year	2019-12-31	$0
Asset value of US Government securities at beginning of year	2019-12-31	$0
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2019-12-31	$6,990,476
Net investment gain/loss from pooled separate accounts	2019-12-31	$0
Net investment gain or loss from common/collective trusts	2019-12-31	$45,188
Net gain/loss from 103.12 investment entities	2019-12-31	$0
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2019-12-31	No
Was there a failure to transmit to the plan any participant contributions	2019-12-31	Yes
Has the plan failed to provide any benefit when due under the plan	2019-12-31	No
Assets. Invements in employer securities at end of year	2019-12-31	$0
Assets. Invements in employer securities at beginning of year	2019-12-31	$0
Assets. Value of employer real property at end of year	2019-12-31	$0
Assets. Value of employer real property at beginning of year	2019-12-31	$0
Contributions received in cash from employer	2019-12-31	$325,783
Employer contributions (assets) at end of year	2019-12-31	$0
Employer contributions (assets) at beginning of year	2019-12-31	$0
Income. Dividends from preferred stock	2019-12-31	$0
Income. Dividends from common stock	2019-12-31	$0
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2019-12-31	$2,791,569
Asset. Corporate debt instrument preferred debt at end of year	2019-12-31	$0
Asset. Corporate debt instrument preferred debt at beginning of year	2019-12-31	$0
Asset. Corporate debt instrument debt (other) at end of year	2019-12-31	$0
Asset. Corporate debt instrument debt (other) at beginning of year	2019-12-31	$0
Contract administrator fees	2019-12-31	$0
Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3	2019-12-31	No
Assets. Corporate common stocks other than exployer securities at end of year	2019-12-31	$0
Assets. Corporate common stocks other than exployer securities at beginning of year	2019-12-31	$0
Liabilities. Value of benefit claims payable at end of year	2019-12-31	$0
Liabilities. Value of benefit claims payable at beginning of year	2019-12-31	$0
Assets. Value of buildings and other operty used in plan operation at end of year	2019-12-31	$0
Assets. Value of buildings and other operty used in plan operation at beginning of year	2019-12-31	$0
Did the plan have assets held for investment	2019-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2019-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2019-12-31	No
Aggregate proceeds on sale of assets	2019-12-31	$0
Aggregate carrying amount (costs) on sale of assets	2019-12-31	$0
Liabilities. Value of acquisition indebtedness at end of year	2019-12-31	$0
Liabilities. Value of acquisition indebtedness at beginning of year	2019-12-31	$0
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2019-12-31	Yes
Opinion of an independent qualified public accountant for this plan	2019-12-31	Disclaimer
Accountancy firm name	2019-12-31	CRR,LLP
Accountancy firm EIN	2019-12-31	043257840
2018 : CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2018 401k financial data
Unrealized appreciation/depreciation of real estate assets	2018-12-31	$0
Unrealized appreciation/depreciation of other (non real estate) assets	2018-12-31	$0
Total unrealized appreciation/depreciation of assets	2018-12-31	$0
Total transfer of assets to this plan	2018-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2018-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2018-12-31	$0
Expenses. Interest paid	2018-12-31	$0
Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102	2018-12-31	$0
Total income from all sources (including contributions)	2018-12-31	$497,480
Total loss/gain on sale of assets	2018-12-31	$0
Total of all expenses incurred	2018-12-31	$3,920,827
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2018-12-31	$3,915,849
Expenses. Certain deemed distributions of participant loans	2018-12-31	$0
Value of total corrective distributions	2018-12-31	$0
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2018-12-31	$2,699,792
Value of total assets at end of year	2018-12-31	$34,420,002
Value of total assets at beginning of year	2018-12-31	$37,843,349
Total of administrative expenses incurred including professional, contract, advisory and management fees	2018-12-31	$4,978
Total income from rents	2018-12-31	$0
Total interest from all sources	2018-12-31	$20,326
Total dividends received (eg from common stock, registered investment company shares)	2018-12-31	$2,453,235
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2018-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2018-12-31	$2,453,235
Assets. Real estate other than employer real property at end of year	2018-12-31	$0
Assets. Real estate other than employer real property at beginning of year	2018-12-31	$0
Administrative expenses professional fees incurred	2018-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at end of year	2018-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at beginning of year	2018-12-31	$0
Was this plan covered by a fidelity bond	2018-12-31	Yes
Value of fidelity bond cover	2018-12-31	$500,000
If this is an individual account plan, was there a blackout period	2018-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2018-12-31	No
Contributions received from participants	2018-12-31	$1,928,712
Participant contributions at end of year	2018-12-31	$215,651
Participant contributions at beginning of year	2018-12-31	$223,065
Participant contributions at end of year	2018-12-31	$0
Participant contributions at beginning of year	2018-12-31	$0
Assets. Other investments not covered elsewhere at end of year	2018-12-31	$0
Assets. Other investments not covered elsewhere at beginning of year	2018-12-31	$0
Income. Received or receivable in cash from other sources (including rollovers)	2018-12-31	$394,214
Expenses. Other payments made (not to insurance carriers or or participants/beneficiaries)	2018-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at end of year	2018-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2018-12-31	$0
Assets. Loans (other than to participants) at end of year	2018-12-31	$0
Assets. Loans (other than to participants) at beginning of year	2018-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year	2018-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year	2018-12-31	$0
Other income not declared elsewhere	2018-12-31	$0
Administrative expenses (other) incurred	2018-12-31	$1,525
Liabilities. Value of operating payables at end of year	2018-12-31	$0
Liabilities. Value of operating payables at beginning of year	2018-12-31	$0
Total non interest bearing cash at end of year	2018-12-31	$0
Total non interest bearing cash at beginning of year	2018-12-31	$0
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2018-12-31	No
Income. Non cash contributions	2018-12-31	$0
Value of net income/loss	2018-12-31	$-3,423,347
Value of net assets at end of year (total assets less liabilities)	2018-12-31	$34,420,002
Value of net assets at beginning of year (total assets less liabilities)	2018-12-31	$37,843,349
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2018-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2018-12-31	No
Were any leases to which the plan was party in default or uncollectible	2018-12-31	No
Assets. partnership/joint venture interests at end of year	2018-12-31	$0
Assets. partnership/joint venture interests at beginning of year	2018-12-31	$0
Investment advisory and management fees	2018-12-31	$3,453
Value of interest in registered invesment companies (eg mutual funds) at end of year	2018-12-31	$32,224,516
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2018-12-31	$35,214,763
Value of interest in pooled separate accounts at end of year	2018-12-31	$0
Value of interest in pooled separate accounts at beginning of year	2018-12-31	$0
Interest on participant loans	2018-12-31	$9,620
Income. Interest from loans (other than to participants)	2018-12-31	$0
Interest earned on other investments	2018-12-31	$0
Income. Interest from US Government securities	2018-12-31	$0
Income. Interest from corporate debt instruments	2018-12-31	$0
Value of interest in master investment trust accounts at end of year	2018-12-31	$0
Value of interest in master investment trust accounts at beginning of year	2018-12-31	$0
Value of interest in common/collective trusts at end of year	2018-12-31	$1,321,184
Value of interest in common/collective trusts at beginning of year	2018-12-31	$1,507,624
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2018-12-31	$658,651
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2018-12-31	$897,897
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2018-12-31	$897,897
Interest earned from interest bearing cash (including money market accounts and certificates of deposit)	2018-12-31	$10,706
Assets. Value of investments in 103.12 investment entities at end of year	2018-12-31	$0
Assets. Value of investments in 103.12 investment entities at beginning of year	2018-12-31	$0
Expenses. Payments to insurance carriers foe the provision of benefits	2018-12-31	$0
Asset value of US Government securities at end of year	2018-12-31	$0
Asset value of US Government securities at beginning of year	2018-12-31	$0
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2018-12-31	$-4,688,842
Net investment gain/loss from pooled separate accounts	2018-12-31	$0
Net investment gain or loss from common/collective trusts	2018-12-31	$12,969
Net gain/loss from 103.12 investment entities	2018-12-31	$0
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2018-12-31	No
Was there a failure to transmit to the plan any participant contributions	2018-12-31	Yes
Has the plan failed to provide any benefit when due under the plan	2018-12-31	No
Assets. Invements in employer securities at end of year	2018-12-31	$0
Assets. Invements in employer securities at beginning of year	2018-12-31	$0
Assets. Value of employer real property at end of year	2018-12-31	$0
Assets. Value of employer real property at beginning of year	2018-12-31	$0
Contributions received in cash from employer	2018-12-31	$376,866
Employer contributions (assets) at end of year	2018-12-31	$0
Employer contributions (assets) at beginning of year	2018-12-31	$0
Income. Dividends from preferred stock	2018-12-31	$0
Income. Dividends from common stock	2018-12-31	$0
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2018-12-31	$3,915,849
Asset. Corporate debt instrument preferred debt at end of year	2018-12-31	$0
Asset. Corporate debt instrument preferred debt at beginning of year	2018-12-31	$0
Asset. Corporate debt instrument debt (other) at end of year	2018-12-31	$0
Asset. Corporate debt instrument debt (other) at beginning of year	2018-12-31	$0
Contract administrator fees	2018-12-31	$0
Assets. Corporate common stocks other than exployer securities at end of year	2018-12-31	$0
Assets. Corporate common stocks other than exployer securities at beginning of year	2018-12-31	$0
Liabilities. Value of benefit claims payable at end of year	2018-12-31	$0
Liabilities. Value of benefit claims payable at beginning of year	2018-12-31	$0
Assets. Value of buildings and other operty used in plan operation at end of year	2018-12-31	$0
Assets. Value of buildings and other operty used in plan operation at beginning of year	2018-12-31	$0
Did the plan have assets held for investment	2018-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2018-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2018-12-31	No
Aggregate proceeds on sale of assets	2018-12-31	$0
Aggregate carrying amount (costs) on sale of assets	2018-12-31	$0
Liabilities. Value of acquisition indebtedness at end of year	2018-12-31	$0
Liabilities. Value of acquisition indebtedness at beginning of year	2018-12-31	$0
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2018-12-31	Yes
Opinion of an independent qualified public accountant for this plan	2018-12-31	Disclaimer
Accountancy firm name	2018-12-31	CRR,LLP
Accountancy firm EIN	2018-12-31	043257840
2017 : CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2017 401k financial data
Unrealized appreciation/depreciation of real estate assets	2017-12-31	$0
Unrealized appreciation/depreciation of other (non real estate) assets	2017-12-31	$0
Total unrealized appreciation/depreciation of assets	2017-12-31	$0
Total transfer of assets to this plan	2017-12-31	$1,827,350
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2017-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2017-12-31	$0
Expenses. Interest paid	2017-12-31	$0
Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102	2017-12-31	$0
Total income from all sources (including contributions)	2017-12-31	$9,655,489
Total loss/gain on sale of assets	2017-12-31	$0
Total of all expenses incurred	2017-12-31	$2,883,681
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2017-12-31	$2,851,545
Expenses. Certain deemed distributions of participant loans	2017-12-31	$28,094
Value of total corrective distributions	2017-12-31	$1,317
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2017-12-31	$3,126,760
Value of total assets at end of year	2017-12-31	$37,843,349
Value of total assets at beginning of year	2017-12-31	$29,244,191
Total of administrative expenses incurred including professional, contract, advisory and management fees	2017-12-31	$2,725
Total income from rents	2017-12-31	$0
Total interest from all sources	2017-12-31	$11,873
Total dividends received (eg from common stock, registered investment company shares)	2017-12-31	$1,865,129
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2017-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2017-12-31	$1,865,129
Assets. Real estate other than employer real property at end of year	2017-12-31	$0
Assets. Real estate other than employer real property at beginning of year	2017-12-31	$0
Administrative expenses professional fees incurred	2017-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at end of year	2017-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at beginning of year	2017-12-31	$0
Was this plan covered by a fidelity bond	2017-12-31	Yes
Value of fidelity bond cover	2017-12-31	$500,000
If this is an individual account plan, was there a blackout period	2017-12-31	Yes
Were there any nonexempt tranactions with any party-in-interest	2017-12-31	No
Contributions received from participants	2017-12-31	$2,278,710
Participant contributions at end of year	2017-12-31	$223,065
Participant contributions at beginning of year	2017-12-31	$150,697
Participant contributions at end of year	2017-12-31	$0
Participant contributions at beginning of year	2017-12-31	$0
Assets. Other investments not covered elsewhere at end of year	2017-12-31	$0
Assets. Other investments not covered elsewhere at beginning of year	2017-12-31	$0
Income. Received or receivable in cash from other sources (including rollovers)	2017-12-31	$363,518
Expenses. Other payments made (not to insurance carriers or or participants/beneficiaries)	2017-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at end of year	2017-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2017-12-31	$0
Assets. Loans (other than to participants) at end of year	2017-12-31	$0
Assets. Loans (other than to participants) at beginning of year	2017-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year	2017-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year	2017-12-31	$0
Other income not declared elsewhere	2017-12-31	$0
Administrative expenses (other) incurred	2017-12-31	$994
Liabilities. Value of operating payables at end of year	2017-12-31	$0
Liabilities. Value of operating payables at beginning of year	2017-12-31	$0
Total non interest bearing cash at end of year	2017-12-31	$0
Total non interest bearing cash at beginning of year	2017-12-31	$0
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2017-12-31	No
Income. Non cash contributions	2017-12-31	$0
Value of net income/loss	2017-12-31	$6,771,808
Value of net assets at end of year (total assets less liabilities)	2017-12-31	$37,843,349
Value of net assets at beginning of year (total assets less liabilities)	2017-12-31	$29,244,191
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2017-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2017-12-31	No
Were any leases to which the plan was party in default or uncollectible	2017-12-31	No
Assets. partnership/joint venture interests at end of year	2017-12-31	$0
Assets. partnership/joint venture interests at beginning of year	2017-12-31	$0
Investment advisory and management fees	2017-12-31	$1,731
Value of interest in registered invesment companies (eg mutual funds) at end of year	2017-12-31	$35,214,763
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2017-12-31	$26,957,249
Value of interest in pooled separate accounts at end of year	2017-12-31	$0
Value of interest in pooled separate accounts at beginning of year	2017-12-31	$0
Interest on participant loans	2017-12-31	$7,094
Income. Interest from loans (other than to participants)	2017-12-31	$0
Interest earned on other investments	2017-12-31	$0
Income. Interest from US Government securities	2017-12-31	$0
Income. Interest from corporate debt instruments	2017-12-31	$0
Value of interest in master investment trust accounts at end of year	2017-12-31	$0
Value of interest in master investment trust accounts at beginning of year	2017-12-31	$0
Value of interest in common/collective trusts at end of year	2017-12-31	$1,507,624
Value of interest in common/collective trusts at beginning of year	2017-12-31	$1,512,048
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2017-12-31	$897,897
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2017-12-31	$624,197
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2017-12-31	$624,197
Interest earned from interest bearing cash (including money market accounts and certificates of deposit)	2017-12-31	$4,779
Assets. Value of investments in 103.12 investment entities at end of year	2017-12-31	$0
Assets. Value of investments in 103.12 investment entities at beginning of year	2017-12-31	$0
Expenses. Payments to insurance carriers foe the provision of benefits	2017-12-31	$0
Asset value of US Government securities at end of year	2017-12-31	$0
Asset value of US Government securities at beginning of year	2017-12-31	$0
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2017-12-31	$4,639,682
Net investment gain/loss from pooled separate accounts	2017-12-31	$0
Net investment gain or loss from common/collective trusts	2017-12-31	$12,045
Net gain/loss from 103.12 investment entities	2017-12-31	$0
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2017-12-31	No
Was there a failure to transmit to the plan any participant contributions	2017-12-31	Yes
Has the plan failed to provide any benefit when due under the plan	2017-12-31	No
Assets. Invements in employer securities at end of year	2017-12-31	$0
Assets. Invements in employer securities at beginning of year	2017-12-31	$0
Assets. Value of employer real property at end of year	2017-12-31	$0
Assets. Value of employer real property at beginning of year	2017-12-31	$0
Contributions received in cash from employer	2017-12-31	$484,532
Employer contributions (assets) at end of year	2017-12-31	$0
Employer contributions (assets) at beginning of year	2017-12-31	$0
Income. Dividends from preferred stock	2017-12-31	$0
Income. Dividends from common stock	2017-12-31	$0
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2017-12-31	$2,851,545
Asset. Corporate debt instrument preferred debt at end of year	2017-12-31	$0
Asset. Corporate debt instrument preferred debt at beginning of year	2017-12-31	$0
Asset. Corporate debt instrument debt (other) at end of year	2017-12-31	$0
Asset. Corporate debt instrument debt (other) at beginning of year	2017-12-31	$0
Contract administrator fees	2017-12-31	$0
Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3	2017-12-31	Yes
Assets. Corporate common stocks other than exployer securities at end of year	2017-12-31	$0
Assets. Corporate common stocks other than exployer securities at beginning of year	2017-12-31	$0
Liabilities. Value of benefit claims payable at end of year	2017-12-31	$0
Liabilities. Value of benefit claims payable at beginning of year	2017-12-31	$0
Assets. Value of buildings and other operty used in plan operation at end of year	2017-12-31	$0
Assets. Value of buildings and other operty used in plan operation at beginning of year	2017-12-31	$0
Did the plan have assets held for investment	2017-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2017-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2017-12-31	No
Aggregate proceeds on sale of assets	2017-12-31	$0
Aggregate carrying amount (costs) on sale of assets	2017-12-31	$0
Liabilities. Value of acquisition indebtedness at end of year	2017-12-31	$0
Liabilities. Value of acquisition indebtedness at beginning of year	2017-12-31	$0
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2017-12-31	Yes
Opinion of an independent qualified public accountant for this plan	2017-12-31	Disclaimer
Accountancy firm name	2017-12-31	CRR,LLP
Accountancy firm EIN	2017-12-31	043257840
2016 : CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2016 401k financial data
Unrealized appreciation/depreciation of real estate assets	2016-12-31	$0
Unrealized appreciation/depreciation of other (non real estate) assets	2016-12-31	$0
Total unrealized appreciation/depreciation of assets	2016-12-31	$0
Total transfer of assets to this plan	2016-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2016-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2016-12-31	$0
Expenses. Interest paid	2016-12-31	$0
Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102	2016-12-31	$0
Total income from all sources (including contributions)	2016-12-31	$4,327,551
Total loss/gain on sale of assets	2016-12-31	$0
Total of all expenses incurred	2016-12-31	$483,850
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2016-12-31	$481,400
Expenses. Certain deemed distributions of participant loans	2016-12-31	$0
Value of total corrective distributions	2016-12-31	$874
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2016-12-31	$2,659,577
Value of total assets at end of year	2016-12-31	$29,244,191
Value of total assets at beginning of year	2016-12-31	$25,400,490
Total of administrative expenses incurred including professional, contract, advisory and management fees	2016-12-31	$1,576
Total income from rents	2016-12-31	$0
Total interest from all sources	2016-12-31	$7,053
Total dividends received (eg from common stock, registered investment company shares)	2016-12-31	$993,657
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2016-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2016-12-31	$993,657
Assets. Real estate other than employer real property at end of year	2016-12-31	$0
Assets. Real estate other than employer real property at beginning of year	2016-12-31	$0
Administrative expenses professional fees incurred	2016-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at end of year	2016-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at beginning of year	2016-12-31	$0
Was this plan covered by a fidelity bond	2016-12-31	Yes
Value of fidelity bond cover	2016-12-31	$500,000
If this is an individual account plan, was there a blackout period	2016-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2016-12-31	No
Contributions received from participants	2016-12-31	$2,142,450
Participant contributions at end of year	2016-12-31	$150,697
Participant contributions at beginning of year	2016-12-31	$176,330
Participant contributions at end of year	2016-12-31	$0
Participant contributions at beginning of year	2016-12-31	$0
Assets. Other investments not covered elsewhere at end of year	2016-12-31	$0
Assets. Other investments not covered elsewhere at beginning of year	2016-12-31	$0
Income. Received or receivable in cash from other sources (including rollovers)	2016-12-31	$60,747
Expenses. Other payments made (not to insurance carriers or or participants/beneficiaries)	2016-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at end of year	2016-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2016-12-31	$0
Assets. Loans (other than to participants) at end of year	2016-12-31	$0
Assets. Loans (other than to participants) at beginning of year	2016-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year	2016-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year	2016-12-31	$0
Other income not declared elsewhere	2016-12-31	$0
Administrative expenses (other) incurred	2016-12-31	$788
Liabilities. Value of operating payables at end of year	2016-12-31	$0
Liabilities. Value of operating payables at beginning of year	2016-12-31	$0
Total non interest bearing cash at end of year	2016-12-31	$0
Total non interest bearing cash at beginning of year	2016-12-31	$0
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2016-12-31	No
Income. Non cash contributions	2016-12-31	$0
Value of net income/loss	2016-12-31	$3,843,701
Value of net assets at end of year (total assets less liabilities)	2016-12-31	$29,244,191
Value of net assets at beginning of year (total assets less liabilities)	2016-12-31	$25,400,490
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2016-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2016-12-31	No
Were any leases to which the plan was party in default or uncollectible	2016-12-31	No
Assets. partnership/joint venture interests at end of year	2016-12-31	$0
Assets. partnership/joint venture interests at beginning of year	2016-12-31	$0
Investment advisory and management fees	2016-12-31	$788
Value of interest in registered invesment companies (eg mutual funds) at end of year	2016-12-31	$26,957,249
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2016-12-31	$23,631,551
Value of interest in pooled separate accounts at end of year	2016-12-31	$0
Value of interest in pooled separate accounts at beginning of year	2016-12-31	$0
Interest on participant loans	2016-12-31	$6,746
Income. Interest from loans (other than to participants)	2016-12-31	$0
Interest earned on other investments	2016-12-31	$0
Income. Interest from US Government securities	2016-12-31	$0
Income. Interest from corporate debt instruments	2016-12-31	$0
Value of interest in master investment trust accounts at end of year	2016-12-31	$0
Value of interest in master investment trust accounts at beginning of year	2016-12-31	$0
Value of interest in common/collective trusts at end of year	2016-12-31	$1,512,048
Value of interest in common/collective trusts at beginning of year	2016-12-31	$977,803
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2016-12-31	$624,197
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2016-12-31	$614,806
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2016-12-31	$614,806
Interest earned from interest bearing cash (including money market accounts and certificates of deposit)	2016-12-31	$307
Assets. Value of investments in 103.12 investment entities at end of year	2016-12-31	$0
Assets. Value of investments in 103.12 investment entities at beginning of year	2016-12-31	$0
Expenses. Payments to insurance carriers foe the provision of benefits	2016-12-31	$0
Asset value of US Government securities at end of year	2016-12-31	$0
Asset value of US Government securities at beginning of year	2016-12-31	$0
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2016-12-31	$655,047
Net investment gain/loss from pooled separate accounts	2016-12-31	$0
Net investment gain or loss from common/collective trusts	2016-12-31	$12,217
Net gain/loss from 103.12 investment entities	2016-12-31	$0
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2016-12-31	No
Was there a failure to transmit to the plan any participant contributions	2016-12-31	No
Has the plan failed to provide any benefit when due under the plan	2016-12-31	No
Assets. Invements in employer securities at end of year	2016-12-31	$0
Assets. Invements in employer securities at beginning of year	2016-12-31	$0
Assets. Value of employer real property at end of year	2016-12-31	$0
Assets. Value of employer real property at beginning of year	2016-12-31	$0
Contributions received in cash from employer	2016-12-31	$456,380
Employer contributions (assets) at end of year	2016-12-31	$0
Employer contributions (assets) at beginning of year	2016-12-31	$0
Income. Dividends from preferred stock	2016-12-31	$0
Income. Dividends from common stock	2016-12-31	$0
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2016-12-31	$481,400
Asset. Corporate debt instrument preferred debt at end of year	2016-12-31	$0
Asset. Corporate debt instrument preferred debt at beginning of year	2016-12-31	$0
Asset. Corporate debt instrument debt (other) at end of year	2016-12-31	$0
Asset. Corporate debt instrument debt (other) at beginning of year	2016-12-31	$0
Contract administrator fees	2016-12-31	$0
Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3	2016-12-31	No
Assets. Corporate common stocks other than exployer securities at end of year	2016-12-31	$0
Assets. Corporate common stocks other than exployer securities at beginning of year	2016-12-31	$0
Liabilities. Value of benefit claims payable at end of year	2016-12-31	$0
Liabilities. Value of benefit claims payable at beginning of year	2016-12-31	$0
Assets. Value of buildings and other operty used in plan operation at end of year	2016-12-31	$0
Assets. Value of buildings and other operty used in plan operation at beginning of year	2016-12-31	$0
Did the plan have assets held for investment	2016-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2016-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2016-12-31	No
Aggregate proceeds on sale of assets	2016-12-31	$0
Aggregate carrying amount (costs) on sale of assets	2016-12-31	$0
Liabilities. Value of acquisition indebtedness at end of year	2016-12-31	$0
Liabilities. Value of acquisition indebtedness at beginning of year	2016-12-31	$0
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2016-12-31	Yes
Opinion of an independent qualified public accountant for this plan	2016-12-31	Disclaimer
Accountancy firm name	2016-12-31	CRR,LLP
Accountancy firm EIN	2016-12-31	043257840
2015 : CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2015 401k financial data
Unrealized appreciation/depreciation of real estate assets	2015-12-31	$0
Unrealized appreciation/depreciation of other (non real estate) assets	2015-12-31	$0
Total unrealized appreciation/depreciation of assets	2015-12-31	$0
Total transfer of assets to this plan	2015-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2015-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2015-12-31	$0
Expenses. Interest paid	2015-12-31	$0
Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102	2015-12-31	$0
Total income from all sources (including contributions)	2015-12-31	$3,542,212
Total loss/gain on sale of assets	2015-12-31	$0
Total of all expenses incurred	2015-12-31	$1,366,665
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2015-12-31	$1,315,938
Expenses. Certain deemed distributions of participant loans	2015-12-31	$49,691
Value of total corrective distributions	2015-12-31	$0
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2015-12-31	$3,168,081
Value of total assets at end of year	2015-12-31	$25,400,490
Value of total assets at beginning of year	2015-12-31	$23,224,943
Total of administrative expenses incurred including professional, contract, advisory and management fees	2015-12-31	$1,036
Total income from rents	2015-12-31	$0
Total interest from all sources	2015-12-31	$7,903
Total dividends received (eg from common stock, registered investment company shares)	2015-12-31	$1,115,486
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2015-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2015-12-31	$1,115,486
Assets. Real estate other than employer real property at end of year	2015-12-31	$0
Assets. Real estate other than employer real property at beginning of year	2015-12-31	$0
Administrative expenses professional fees incurred	2015-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at end of year	2015-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at beginning of year	2015-12-31	$0
Was this plan covered by a fidelity bond	2015-12-31	Yes
Value of fidelity bond cover	2015-12-31	$500,000
If this is an individual account plan, was there a blackout period	2015-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2015-12-31	No
Contributions received from participants	2015-12-31	$1,726,095
Participant contributions at end of year	2015-12-31	$176,330
Participant contributions at beginning of year	2015-12-31	$146,028
Participant contributions at end of year	2015-12-31	$0
Participant contributions at beginning of year	2015-12-31	$0
Assets. Other investments not covered elsewhere at end of year	2015-12-31	$0
Assets. Other investments not covered elsewhere at beginning of year	2015-12-31	$0
Income. Received or receivable in cash from other sources (including rollovers)	2015-12-31	$1,066,354
Expenses. Other payments made (not to insurance carriers or or participants/beneficiaries)	2015-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at end of year	2015-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2015-12-31	$0
Assets. Loans (other than to participants) at end of year	2015-12-31	$0
Assets. Loans (other than to participants) at beginning of year	2015-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year	2015-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year	2015-12-31	$0
Other income not declared elsewhere	2015-12-31	$0
Administrative expenses (other) incurred	2015-12-31	$931
Liabilities. Value of operating payables at end of year	2015-12-31	$0
Liabilities. Value of operating payables at beginning of year	2015-12-31	$0
Total non interest bearing cash at end of year	2015-12-31	$0
Total non interest bearing cash at beginning of year	2015-12-31	$0
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2015-12-31	No
Income. Non cash contributions	2015-12-31	$0
Value of net income/loss	2015-12-31	$2,175,547
Value of net assets at end of year (total assets less liabilities)	2015-12-31	$25,400,490
Value of net assets at beginning of year (total assets less liabilities)	2015-12-31	$23,224,943
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2015-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2015-12-31	No
Were any leases to which the plan was party in default or uncollectible	2015-12-31	No
Assets. partnership/joint venture interests at end of year	2015-12-31	$0
Assets. partnership/joint venture interests at beginning of year	2015-12-31	$0
Investment advisory and management fees	2015-12-31	$105
Value of interest in registered invesment companies (eg mutual funds) at end of year	2015-12-31	$23,631,551
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2015-12-31	$21,614,507
Value of interest in pooled separate accounts at end of year	2015-12-31	$0
Value of interest in pooled separate accounts at beginning of year	2015-12-31	$0
Interest on participant loans	2015-12-31	$7,822
Income. Interest from loans (other than to participants)	2015-12-31	$0
Interest earned on other investments	2015-12-31	$0
Income. Interest from US Government securities	2015-12-31	$0
Income. Interest from corporate debt instruments	2015-12-31	$0
Value of interest in master investment trust accounts at end of year	2015-12-31	$0
Value of interest in master investment trust accounts at beginning of year	2015-12-31	$0
Value of interest in common/collective trusts at end of year	2015-12-31	$977,803
Value of interest in common/collective trusts at beginning of year	2015-12-31	$959,919
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2015-12-31	$614,806
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2015-12-31	$504,489
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2015-12-31	$504,489
Interest earned from interest bearing cash (including money market accounts and certificates of deposit)	2015-12-31	$81
Assets. Value of investments in 103.12 investment entities at end of year	2015-12-31	$0
Assets. Value of investments in 103.12 investment entities at beginning of year	2015-12-31	$0
Expenses. Payments to insurance carriers foe the provision of benefits	2015-12-31	$0
Asset value of US Government securities at end of year	2015-12-31	$0
Asset value of US Government securities at beginning of year	2015-12-31	$0
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2015-12-31	$-752,841
Net investment gain/loss from pooled separate accounts	2015-12-31	$0
Net investment gain or loss from common/collective trusts	2015-12-31	$3,583
Net gain/loss from 103.12 investment entities	2015-12-31	$0
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2015-12-31	No
Was there a failure to transmit to the plan any participant contributions	2015-12-31	No
Has the plan failed to provide any benefit when due under the plan	2015-12-31	No
Assets. Invements in employer securities at end of year	2015-12-31	$0
Assets. Invements in employer securities at beginning of year	2015-12-31	$0
Assets. Value of employer real property at end of year	2015-12-31	$0
Assets. Value of employer real property at beginning of year	2015-12-31	$0
Contributions received in cash from employer	2015-12-31	$375,632
Employer contributions (assets) at end of year	2015-12-31	$0
Employer contributions (assets) at beginning of year	2015-12-31	$0
Income. Dividends from preferred stock	2015-12-31	$0
Income. Dividends from common stock	2015-12-31	$0
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2015-12-31	$1,315,938
Asset. Corporate debt instrument preferred debt at end of year	2015-12-31	$0
Asset. Corporate debt instrument preferred debt at beginning of year	2015-12-31	$0
Asset. Corporate debt instrument debt (other) at end of year	2015-12-31	$0
Asset. Corporate debt instrument debt (other) at beginning of year	2015-12-31	$0
Contract administrator fees	2015-12-31	$0
Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3	2015-12-31	No
Assets. Corporate common stocks other than exployer securities at end of year	2015-12-31	$0
Assets. Corporate common stocks other than exployer securities at beginning of year	2015-12-31	$0
Liabilities. Value of benefit claims payable at end of year	2015-12-31	$0
Liabilities. Value of benefit claims payable at beginning of year	2015-12-31	$0
Assets. Value of buildings and other operty used in plan operation at end of year	2015-12-31	$0
Assets. Value of buildings and other operty used in plan operation at beginning of year	2015-12-31	$0
Did the plan have assets held for investment	2015-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2015-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2015-12-31	No
Aggregate proceeds on sale of assets	2015-12-31	$0
Aggregate carrying amount (costs) on sale of assets	2015-12-31	$0
Liabilities. Value of acquisition indebtedness at end of year	2015-12-31	$0
Liabilities. Value of acquisition indebtedness at beginning of year	2015-12-31	$0
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2015-12-31	Yes
Opinion of an independent qualified public accountant for this plan	2015-12-31	Disclaimer
Accountancy firm name	2015-12-31	COSTANTINO RICHARDS RIZZO, LLP
Accountancy firm EIN	2015-12-31	043257840
2014 : CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2014 401k financial data
Unrealized appreciation/depreciation of real estate assets	2014-12-31	$0
Unrealized appreciation/depreciation of other (non real estate) assets	2014-12-31	$0
Total unrealized appreciation/depreciation of assets	2014-12-31	$0
Total transfer of assets to this plan	2014-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2014-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2014-12-31	$0
Expenses. Interest paid	2014-12-31	$0
Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102	2014-12-31	$0
Total income from all sources (including contributions)	2014-12-31	$3,965,738
Total loss/gain on sale of assets	2014-12-31	$0
Total of all expenses incurred	2014-12-31	$874,203
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2014-12-31	$862,429
Expenses. Certain deemed distributions of participant loans	2014-12-31	$0
Value of total corrective distributions	2014-12-31	$10,890
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2014-12-31	$2,398,518
Value of total assets at end of year	2014-12-31	$23,224,943
Value of total assets at beginning of year	2014-12-31	$20,133,408
Total of administrative expenses incurred including professional, contract, advisory and management fees	2014-12-31	$884
Total income from rents	2014-12-31	$0
Total interest from all sources	2014-12-31	$3,882
Total dividends received (eg from common stock, registered investment company shares)	2014-12-31	$1,112,620
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2014-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2014-12-31	$1,112,620
Assets. Real estate other than employer real property at end of year	2014-12-31	$0
Assets. Real estate other than employer real property at beginning of year	2014-12-31	$0
Administrative expenses professional fees incurred	2014-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at end of year	2014-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at beginning of year	2014-12-31	$0
Was this plan covered by a fidelity bond	2014-12-31	Yes
Value of fidelity bond cover	2014-12-31	$500,000
If this is an individual account plan, was there a blackout period	2014-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2014-12-31	No
Contributions received from participants	2014-12-31	$1,383,226
Participant contributions at end of year	2014-12-31	$146,028
Participant contributions at beginning of year	2014-12-31	$70,543
Participant contributions at end of year	2014-12-31	$0
Participant contributions at beginning of year	2014-12-31	$0
Assets. Other investments not covered elsewhere at end of year	2014-12-31	$0
Assets. Other investments not covered elsewhere at beginning of year	2014-12-31	$0
Income. Received or receivable in cash from other sources (including rollovers)	2014-12-31	$714,104
Expenses. Other payments made (not to insurance carriers or or participants/beneficiaries)	2014-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at end of year	2014-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2014-12-31	$0
Assets. Loans (other than to participants) at end of year	2014-12-31	$0
Assets. Loans (other than to participants) at beginning of year	2014-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year	2014-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year	2014-12-31	$0
Other income not declared elsewhere	2014-12-31	$0
Administrative expenses (other) incurred	2014-12-31	$884
Liabilities. Value of operating payables at end of year	2014-12-31	$0
Liabilities. Value of operating payables at beginning of year	2014-12-31	$0
Total non interest bearing cash at end of year	2014-12-31	$0
Total non interest bearing cash at beginning of year	2014-12-31	$0
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2014-12-31	No
Income. Non cash contributions	2014-12-31	$0
Value of net income/loss	2014-12-31	$3,091,535
Value of net assets at end of year (total assets less liabilities)	2014-12-31	$23,224,943
Value of net assets at beginning of year (total assets less liabilities)	2014-12-31	$20,133,408
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2014-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2014-12-31	No
Were any leases to which the plan was party in default or uncollectible	2014-12-31	No
Assets. partnership/joint venture interests at end of year	2014-12-31	$0
Assets. partnership/joint venture interests at beginning of year	2014-12-31	$0
Investment advisory and management fees	2014-12-31	$0
Value of interest in registered invesment companies (eg mutual funds) at end of year	2014-12-31	$21,614,507
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2014-12-31	$18,473,810
Value of interest in pooled separate accounts at end of year	2014-12-31	$0
Value of interest in pooled separate accounts at beginning of year	2014-12-31	$0
Interest on participant loans	2014-12-31	$3,826
Income. Interest from loans (other than to participants)	2014-12-31	$0
Interest earned on other investments	2014-12-31	$0
Income. Interest from US Government securities	2014-12-31	$0
Income. Interest from corporate debt instruments	2014-12-31	$0
Value of interest in master investment trust accounts at end of year	2014-12-31	$0
Value of interest in master investment trust accounts at beginning of year	2014-12-31	$0
Value of interest in common/collective trusts at end of year	2014-12-31	$959,919
Value of interest in common/collective trusts at beginning of year	2014-12-31	$977,021
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2014-12-31	$504,489
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2014-12-31	$612,034
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2014-12-31	$612,034
Interest earned from interest bearing cash (including money market accounts and certificates of deposit)	2014-12-31	$56
Assets. Value of investments in 103.12 investment entities at end of year	2014-12-31	$0
Assets. Value of investments in 103.12 investment entities at beginning of year	2014-12-31	$0
Expenses. Payments to insurance carriers foe the provision of benefits	2014-12-31	$0
Asset value of US Government securities at end of year	2014-12-31	$0
Asset value of US Government securities at beginning of year	2014-12-31	$0
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2014-12-31	$441,842
Net investment gain/loss from pooled separate accounts	2014-12-31	$0
Net investment gain or loss from common/collective trusts	2014-12-31	$8,876
Net gain/loss from 103.12 investment entities	2014-12-31	$0
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2014-12-31	No
Was there a failure to transmit to the plan any participant contributions	2014-12-31	No
Has the plan failed to provide any benefit when due under the plan	2014-12-31	No
Assets. Invements in employer securities at end of year	2014-12-31	$0
Assets. Invements in employer securities at beginning of year	2014-12-31	$0
Assets. Value of employer real property at end of year	2014-12-31	$0
Assets. Value of employer real property at beginning of year	2014-12-31	$0
Contributions received in cash from employer	2014-12-31	$301,188
Employer contributions (assets) at end of year	2014-12-31	$0
Employer contributions (assets) at beginning of year	2014-12-31	$0
Income. Dividends from preferred stock	2014-12-31	$0
Income. Dividends from common stock	2014-12-31	$0
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2014-12-31	$862,429
Asset. Corporate debt instrument preferred debt at end of year	2014-12-31	$0
Asset. Corporate debt instrument preferred debt at beginning of year	2014-12-31	$0
Asset. Corporate debt instrument debt (other) at end of year	2014-12-31	$0
Asset. Corporate debt instrument debt (other) at beginning of year	2014-12-31	$0
Contract administrator fees	2014-12-31	$0
Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3	2014-12-31	No
Assets. Corporate common stocks other than exployer securities at end of year	2014-12-31	$0
Assets. Corporate common stocks other than exployer securities at beginning of year	2014-12-31	$0
Liabilities. Value of benefit claims payable at end of year	2014-12-31	$0
Liabilities. Value of benefit claims payable at beginning of year	2014-12-31	$0
Assets. Value of buildings and other operty used in plan operation at end of year	2014-12-31	$0
Assets. Value of buildings and other operty used in plan operation at beginning of year	2014-12-31	$0
Did the plan have assets held for investment	2014-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2014-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2014-12-31	No
Aggregate proceeds on sale of assets	2014-12-31	$0
Aggregate carrying amount (costs) on sale of assets	2014-12-31	$0
Liabilities. Value of acquisition indebtedness at end of year	2014-12-31	$0
Liabilities. Value of acquisition indebtedness at beginning of year	2014-12-31	$0
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2014-12-31	Yes
Opinion of an independent qualified public accountant for this plan	2014-12-31	Disclaimer
Accountancy firm name	2014-12-31	COSTANTINO RICHARDS RIZZO, LLP
Accountancy firm EIN	2014-12-31	043257840
2013 : CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2013 401k financial data
Unrealized appreciation/depreciation of real estate assets	2013-12-31	$0
Unrealized appreciation/depreciation of other (non real estate) assets	2013-12-31	$0
Total unrealized appreciation/depreciation of assets	2013-12-31	$0
Total transfer of assets to this plan	2013-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2013-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2013-12-31	$0
Expenses. Interest paid	2013-12-31	$0
Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102	2013-12-31	$0
Total income from all sources (including contributions)	2013-12-31	$5,290,178
Total loss/gain on sale of assets	2013-12-31	$0
Total of all expenses incurred	2013-12-31	$1,279,556
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2013-12-31	$1,261,111
Expenses. Certain deemed distributions of participant loans	2013-12-31	$0
Value of total corrective distributions	2013-12-31	$17,833
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2013-12-31	$1,444,133
Value of total assets at end of year	2013-12-31	$20,133,408
Value of total assets at beginning of year	2013-12-31	$16,122,786
Total of administrative expenses incurred including professional, contract, advisory and management fees	2013-12-31	$612
Total income from rents	2013-12-31	$0
Total interest from all sources	2013-12-31	$2,934
Total dividends received (eg from common stock, registered investment company shares)	2013-12-31	$847,307
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2013-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2013-12-31	$847,307
Assets. Real estate other than employer real property at end of year	2013-12-31	$0
Assets. Real estate other than employer real property at beginning of year	2013-12-31	$0
Administrative expenses professional fees incurred	2013-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at end of year	2013-12-31	$0
Assets. Corporate prefeered stocks other than exployer securities at beginning of year	2013-12-31	$0
Was this plan covered by a fidelity bond	2013-12-31	Yes
Value of fidelity bond cover	2013-12-31	$500,000
If this is an individual account plan, was there a blackout period	2013-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2013-12-31	No
Contributions received from participants	2013-12-31	$1,085,655
Participant contributions at end of year	2013-12-31	$70,543
Participant contributions at beginning of year	2013-12-31	$59,583
Participant contributions at end of year	2013-12-31	$0
Participant contributions at beginning of year	2013-12-31	$0
Assets. Other investments not covered elsewhere at end of year	2013-12-31	$0
Assets. Other investments not covered elsewhere at beginning of year	2013-12-31	$0
Income. Received or receivable in cash from other sources (including rollovers)	2013-12-31	$126,584
Expenses. Other payments made (not to insurance carriers or or participants/beneficiaries)	2013-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at end of year	2013-12-31	$0
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2013-12-31	$0
Assets. Loans (other than to participants) at end of year	2013-12-31	$0
Assets. Loans (other than to participants) at beginning of year	2013-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year	2013-12-31	$0
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year	2013-12-31	$0
Other income not declared elsewhere	2013-12-31	$0
Administrative expenses (other) incurred	2013-12-31	$612
Liabilities. Value of operating payables at end of year	2013-12-31	$0
Liabilities. Value of operating payables at beginning of year	2013-12-31	$0
Total non interest bearing cash at end of year	2013-12-31	$0
Total non interest bearing cash at beginning of year	2013-12-31	$0
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2013-12-31	No
Income. Non cash contributions	2013-12-31	$0
Value of net income/loss	2013-12-31	$4,010,622
Value of net assets at end of year (total assets less liabilities)	2013-12-31	$20,133,408
Value of net assets at beginning of year (total assets less liabilities)	2013-12-31	$16,122,786
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2013-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2013-12-31	No
Were any leases to which the plan was party in default or uncollectible	2013-12-31	No
Assets. partnership/joint venture interests at end of year	2013-12-31	$0
Assets. partnership/joint venture interests at beginning of year	2013-12-31	$0
Investment advisory and management fees	2013-12-31	$0
Value of interest in registered invesment companies (eg mutual funds) at end of year	2013-12-31	$18,473,810
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2013-12-31	$14,459,936
Value of interest in pooled separate accounts at end of year	2013-12-31	$0
Value of interest in pooled separate accounts at beginning of year	2013-12-31	$0
Interest on participant loans	2013-12-31	$2,876
Income. Interest from loans (other than to participants)	2013-12-31	$0
Interest earned on other investments	2013-12-31	$0
Income. Interest from US Government securities	2013-12-31	$0
Income. Interest from corporate debt instruments	2013-12-31	$0
Value of interest in master investment trust accounts at end of year	2013-12-31	$0
Value of interest in master investment trust accounts at beginning of year	2013-12-31	$0
Value of interest in common/collective trusts at end of year	2013-12-31	$977,021
Value of interest in common/collective trusts at beginning of year	2013-12-31	$1,059,386
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2013-12-31	$612,034
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2013-12-31	$543,881
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2013-12-31	$543,881
Interest earned from interest bearing cash (including money market accounts and certificates of deposit)	2013-12-31	$58
Assets. Value of investments in 103.12 investment entities at end of year	2013-12-31	$0
Assets. Value of investments in 103.12 investment entities at beginning of year	2013-12-31	$0
Expenses. Payments to insurance carriers foe the provision of benefits	2013-12-31	$0
Asset value of US Government securities at end of year	2013-12-31	$0
Asset value of US Government securities at beginning of year	2013-12-31	$0
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2013-12-31	$3,001,589
Net investment gain/loss from pooled separate accounts	2013-12-31	$0
Net investment gain or loss from common/collective trusts	2013-12-31	$-5,785
Net gain/loss from 103.12 investment entities	2013-12-31	$0
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2013-12-31	No
Was there a failure to transmit to the plan any participant contributions	2013-12-31	No
Has the plan failed to provide any benefit when due under the plan	2013-12-31	No
Assets. Invements in employer securities at end of year	2013-12-31	$0
Assets. Invements in employer securities at beginning of year	2013-12-31	$0
Assets. Value of employer real property at end of year	2013-12-31	$0
Assets. Value of employer real property at beginning of year	2013-12-31	$0
Contributions received in cash from employer	2013-12-31	$231,894
Employer contributions (assets) at end of year	2013-12-31	$0
Employer contributions (assets) at beginning of year	2013-12-31	$0
Income. Dividends from preferred stock	2013-12-31	$0
Income. Dividends from common stock	2013-12-31	$0
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2013-12-31	$1,261,111
Asset. Corporate debt instrument preferred debt at end of year	2013-12-31	$0
Asset. Corporate debt instrument preferred debt at beginning of year	2013-12-31	$0
Asset. Corporate debt instrument debt (other) at end of year	2013-12-31	$0
Asset. Corporate debt instrument debt (other) at beginning of year	2013-12-31	$0
Contract administrator fees	2013-12-31	$0
Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3	2013-12-31	No
Assets. Corporate common stocks other than exployer securities at end of year	2013-12-31	$0
Assets. Corporate common stocks other than exployer securities at beginning of year	2013-12-31	$0
Liabilities. Value of benefit claims payable at end of year	2013-12-31	$0
Liabilities. Value of benefit claims payable at beginning of year	2013-12-31	$0
Assets. Value of buildings and other operty used in plan operation at end of year	2013-12-31	$0
Assets. Value of buildings and other operty used in plan operation at beginning of year	2013-12-31	$0
Did the plan have assets held for investment	2013-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2013-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2013-12-31	No
Aggregate proceeds on sale of assets	2013-12-31	$0
Aggregate carrying amount (costs) on sale of assets	2013-12-31	$0
Liabilities. Value of acquisition indebtedness at end of year	2013-12-31	$0
Liabilities. Value of acquisition indebtedness at beginning of year	2013-12-31	$0
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2013-12-31	Yes
Opinion of an independent qualified public accountant for this plan	2013-12-31	Disclaimer
Accountancy firm name	2013-12-31	COSTANTINO RICHARDS RIZZO, LLP
Accountancy firm EIN	2013-12-31	043257840
2012 : CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2012 401k financial data
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2012-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2012-12-31	$0
Total income from all sources (including contributions)	2012-12-31	$3,656,948
Total of all expenses incurred	2012-12-31	$596,211
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2012-12-31	$595,503
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2012-12-31	$1,693,349
Value of total assets at end of year	2012-12-31	$16,122,786
Value of total assets at beginning of year	2012-12-31	$13,062,049
Total of administrative expenses incurred including professional, contract, advisory and management fees	2012-12-31	$708
Total interest from all sources	2012-12-31	$3,757
Total dividends received (eg from common stock, registered investment company shares)	2012-12-31	$385,541
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2012-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2012-12-31	$385,541
Was this plan covered by a fidelity bond	2012-12-31	Yes
Value of fidelity bond cover	2012-12-31	$500,000
If this is an individual account plan, was there a blackout period	2012-12-31	No
Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities	2012-12-31	$0
Were there any nonexempt tranactions with any party-in-interest	2012-12-31	No
Contributions received from participants	2012-12-31	$891,767
Participant contributions at end of year	2012-12-31	$59,583
Participant contributions at beginning of year	2012-12-31	$61,393
Income. Received or receivable in cash from other sources (including rollovers)	2012-12-31	$606,273
Administrative expenses (other) incurred	2012-12-31	$708
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2012-12-31	No
Value of net income/loss	2012-12-31	$3,060,737
Value of net assets at end of year (total assets less liabilities)	2012-12-31	$16,122,786
Value of net assets at beginning of year (total assets less liabilities)	2012-12-31	$13,062,049
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2012-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2012-12-31	No
Were any leases to which the plan was party in default or uncollectible	2012-12-31	No
Value of interest in registered invesment companies (eg mutual funds) at end of year	2012-12-31	$14,459,936
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2012-12-31	$11,403,263
Interest on participant loans	2012-12-31	$3,705
Value of interest in common/collective trusts at end of year	2012-12-31	$1,059,386
Value of interest in common/collective trusts at beginning of year	2012-12-31	$953,256
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2012-12-31	$543,881
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2012-12-31	$644,137
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2012-12-31	$644,137
Interest earned from interest bearing cash (including money market accounts and certificates of deposit)	2012-12-31	$52
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2012-12-31	$1,554,926
Net investment gain or loss from common/collective trusts	2012-12-31	$19,375
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2012-12-31	No
Was there a failure to transmit to the plan any participant contributions	2012-12-31	No
Has the plan failed to provide any benefit when due under the plan	2012-12-31	No
Contributions received in cash from employer	2012-12-31	$195,309
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2012-12-31	$595,503
Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3	2012-12-31	No
Did the plan have assets held for investment	2012-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2012-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2012-12-31	No
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2012-12-31	Yes
Opinion of an independent qualified public accountant for this plan	2012-12-31	Disclaimer
Accountancy firm name	2012-12-31	COSTANTINO RICHARDS RIZZO, LLP
Accountancy firm EIN	2012-12-31	043257840
2011 : CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2011 401k financial data
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2011-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2011-12-31	$0
Total income from all sources (including contributions)	2011-12-31	$1,035,231
Total of all expenses incurred	2011-12-31	$1,422,645
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2011-12-31	$1,416,183
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2011-12-31	$1,166,718
Value of total assets at end of year	2011-12-31	$13,062,049
Value of total assets at beginning of year	2011-12-31	$13,449,463
Total of administrative expenses incurred including professional, contract, advisory and management fees	2011-12-31	$6,462
Total interest from all sources	2011-12-31	$4,241
Total dividends received (eg from common stock, registered investment company shares)	2011-12-31	$296,233
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2011-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2011-12-31	$296,233
Was this plan covered by a fidelity bond	2011-12-31	Yes
Value of fidelity bond cover	2011-12-31	$500,000
If this is an individual account plan, was there a blackout period	2011-12-31	No
Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities	2011-12-31	$0
Were there any nonexempt tranactions with any party-in-interest	2011-12-31	No
Contributions received from participants	2011-12-31	$831,243
Participant contributions at end of year	2011-12-31	$61,393
Participant contributions at beginning of year	2011-12-31	$75,028
Income. Received or receivable in cash from other sources (including rollovers)	2011-12-31	$149,364
Administrative expenses (other) incurred	2011-12-31	$6,462
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2011-12-31	No
Value of net income/loss	2011-12-31	$-387,414
Value of net assets at end of year (total assets less liabilities)	2011-12-31	$13,062,049
Value of net assets at beginning of year (total assets less liabilities)	2011-12-31	$13,449,463
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2011-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2011-12-31	No
Were any leases to which the plan was party in default or uncollectible	2011-12-31	No
Value of interest in registered invesment companies (eg mutual funds) at end of year	2011-12-31	$11,403,263
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2011-12-31	$12,027,635
Interest on participant loans	2011-12-31	$4,190
Value of interest in common/collective trusts at end of year	2011-12-31	$953,256
Value of interest in common/collective trusts at beginning of year	2011-12-31	$915,230
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2011-12-31	$644,137
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2011-12-31	$431,570
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2011-12-31	$431,570
Interest earned from interest bearing cash (including money market accounts and certificates of deposit)	2011-12-31	$51
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2011-12-31	$-460,027
Net investment gain or loss from common/collective trusts	2011-12-31	$28,066
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2011-12-31	No
Was there a failure to transmit to the plan any participant contributions	2011-12-31	No
Has the plan failed to provide any benefit when due under the plan	2011-12-31	No
Contributions received in cash from employer	2011-12-31	$186,111
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2011-12-31	$1,416,183
Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3	2011-12-31	No
Did the plan have assets held for investment	2011-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2011-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2011-12-31	No
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2011-12-31	Yes
Opinion of an independent qualified public accountant for this plan	2011-12-31	Disclaimer
Accountancy firm name	2011-12-31	COSTANTINORICHARDS RIZZO, LLP
Accountancy firm EIN	2011-12-31	043257840
2010 : CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2010 401k financial data
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2010-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2010-12-31	$0
Total income from all sources (including contributions)	2010-12-31	$2,675,552
Total of all expenses incurred	2010-12-31	$655,915
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2010-12-31	$649,092
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2010-12-31	$1,073,626
Value of total assets at end of year	2010-12-31	$13,449,463
Value of total assets at beginning of year	2010-12-31	$11,429,826
Total of administrative expenses incurred including professional, contract, advisory and management fees	2010-12-31	$6,823
Total interest from all sources	2010-12-31	$5,521
Total dividends received (eg from common stock, registered investment company shares)	2010-12-31	$140,472
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2010-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2010-12-31	$140,472
Was this plan covered by a fidelity bond	2010-12-31	Yes
Value of fidelity bond cover	2010-12-31	$500,000
If this is an individual account plan, was there a blackout period	2010-12-31	No
Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities	2010-12-31	$0
Were there any nonexempt tranactions with any party-in-interest	2010-12-31	No
Contributions received from participants	2010-12-31	$787,255
Participant contributions at end of year	2010-12-31	$75,028
Participant contributions at beginning of year	2010-12-31	$101,262
Income. Received or receivable in cash from other sources (including rollovers)	2010-12-31	$117,592
Administrative expenses (other) incurred	2010-12-31	$6,823
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2010-12-31	No
Value of net income/loss	2010-12-31	$2,019,637
Value of net assets at end of year (total assets less liabilities)	2010-12-31	$13,449,463
Value of net assets at beginning of year (total assets less liabilities)	2010-12-31	$11,429,826
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2010-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2010-12-31	No
Were any leases to which the plan was party in default or uncollectible	2010-12-31	No
Value of interest in registered invesment companies (eg mutual funds) at end of year	2010-12-31	$12,027,635
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2010-12-31	$10,001,430
Interest on participant loans	2010-12-31	$5,433
Value of interest in common/collective trusts at end of year	2010-12-31	$915,230
Value of interest in common/collective trusts at beginning of year	2010-12-31	$795,495
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2010-12-31	$431,570
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2010-12-31	$531,639
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2010-12-31	$531,639
Interest earned from interest bearing cash (including money market accounts and certificates of deposit)	2010-12-31	$88
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2010-12-31	$1,422,843
Net investment gain or loss from common/collective trusts	2010-12-31	$33,090
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2010-12-31	No
Was there a failure to transmit to the plan any participant contributions	2010-12-31	No
Has the plan failed to provide any benefit when due under the plan	2010-12-31	No
Contributions received in cash from employer	2010-12-31	$168,779
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2010-12-31	$649,092
Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3	2010-12-31	No
Did the plan have assets held for investment	2010-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2010-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2010-12-31	No
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2010-12-31	Yes
Opinion of an independent qualified public accountant for this plan	2010-12-31	Disclaimer
Accountancy firm name	2010-12-31	COSTANTINO RICHARDS RIZZO, LLP
Accountancy firm EIN	2010-12-31	043257840
2009 : CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2009 401k financial data
Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities	2009-12-31	$0

Form 5500 Responses for CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN

2022: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2022 form 5500 responses
2022-01-01	Type of plan entity	Single employer plan
2022-01-01	This submission is the final filing	No
2022-01-01	Plan is a collectively bargained plan	No
2022-01-01	Plan funding arrangement – Trust	Yes
2022-01-01	Plan benefit arrangement - Trust	Yes
2021: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2021 form 5500 responses
2021-01-01	Type of plan entity	Single employer plan
2021-01-01	This submission is the final filing	No
2021-01-01	Plan is a collectively bargained plan	No
2021-01-01	Plan funding arrangement – Trust	Yes
2021-01-01	Plan benefit arrangement - Trust	Yes
2020: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2020 form 5500 responses
2020-01-01	Type of plan entity	Single employer plan
2020-01-01	This submission is the final filing	No
2020-01-01	Plan is a collectively bargained plan	No
2020-01-01	Plan funding arrangement – Trust	Yes
2020-01-01	Plan benefit arrangement - Trust	Yes
2019: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2019 form 5500 responses
2019-01-01	Type of plan entity	Single employer plan
2019-01-01	Submission has been amended	No
2019-01-01	This submission is the final filing	No
2019-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2019-01-01	Plan is a collectively bargained plan	No
2019-01-01	Plan funding arrangement – Trust	Yes
2019-01-01	Plan benefit arrangement - Trust	Yes
2018: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2018 form 5500 responses
2018-01-01	Type of plan entity	Single employer plan
2018-01-01	Submission has been amended	No
2018-01-01	This submission is the final filing	No
2018-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2018-01-01	Plan is a collectively bargained plan	No
2018-01-01	Plan funding arrangement – Trust	Yes
2018-01-01	Plan benefit arrangement - Trust	Yes
2017: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2017 form 5500 responses
2017-01-01	Type of plan entity	Single employer plan
2017-01-01	Submission has been amended	No
2017-01-01	This submission is the final filing	No
2017-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2017-01-01	Plan is a collectively bargained plan	No
2017-01-01	Plan funding arrangement – Trust	Yes
2017-01-01	Plan benefit arrangement - Trust	Yes
2016: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2016 form 5500 responses
2016-01-01	Type of plan entity	Single employer plan
2016-01-01	Submission has been amended	No
2016-01-01	This submission is the final filing	No
2016-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2016-01-01	Plan is a collectively bargained plan	No
2016-01-01	Plan funding arrangement – Trust	Yes
2016-01-01	Plan benefit arrangement - Trust	Yes
2015: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2015 form 5500 responses
2015-01-01	Type of plan entity	Single employer plan
2015-01-01	Submission has been amended	No
2015-01-01	This submission is the final filing	No
2015-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2015-01-01	Plan is a collectively bargained plan	No
2015-01-01	Plan funding arrangement – Trust	Yes
2015-01-01	Plan benefit arrangement - Trust	Yes
2014: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2014 form 5500 responses
2014-01-01	Type of plan entity	Single employer plan
2014-01-01	Submission has been amended	No
2014-01-01	This submission is the final filing	No
2014-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2014-01-01	Plan is a collectively bargained plan	No
2014-01-01	Plan funding arrangement – Trust	Yes
2014-01-01	Plan benefit arrangement - Trust	Yes
2013: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2013 form 5500 responses
2013-01-01	Type of plan entity	Single employer plan
2013-01-01	Submission has been amended	No
2013-01-01	This submission is the final filing	No
2013-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2013-01-01	Plan is a collectively bargained plan	No
2013-01-01	Plan funding arrangement – Trust	Yes
2013-01-01	Plan benefit arrangement - Trust	Yes
2012: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2012 form 5500 responses
2012-01-01	Type of plan entity	Single employer plan
2012-01-01	Submission has been amended	No
2012-01-01	This submission is the final filing	No
2012-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2012-01-01	Plan funding arrangement – Trust	Yes
2012-01-01	Plan benefit arrangement - Trust	Yes
2011: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2011 form 5500 responses
2011-01-01	Type of plan entity	Single employer plan
2011-01-01	Submission has been amended	No
2011-01-01	This submission is the final filing	No
2011-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2011-01-01	Plan funding arrangement – Trust	Yes
2011-01-01	Plan benefit arrangement - Trust	Yes
2009: CELLDEX THERAPEUTICS, INC. EMPLOYEE SAVINGS PLAN 2009 form 5500 responses
2009-01-01	Type of plan entity	Single employer plan
2009-01-01	Submission has been amended	Yes
2009-01-01	This submission is the final filing	No
2009-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2009-01-01	Plan funding arrangement – Trust	Yes
2009-01-01	Plan benefit arrangement - Trust	Yes

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Company Name:	CELLDEX THERAPEUTICS, INC.
Employer identification number (EIN):	133191702
NAIC Classification:	325410