401k Plan data: DRIEHAUS COMPANIES 401(K) PLAN & TRUST plan

DRIEHAUS COMPANIES 401(K) PLAN & TRUST 401k Plan overview

Plan Name	DRIEHAUS COMPANIES 401(K) PLAN & TRUST
Plan identification number	003

DRIEHAUS COMPANIES 401(K) PLAN & TRUST Benefits

401k Plan Type

Defined Contribution Pension

Plan Features/Benefits

Profit-sharing
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.
Plan sponsor(s) received services of leased employees, as defined in Code section 414(n), during the plan year.

401k Sponsoring company profile

DRIEHAUS SECURITIES LLC has sponsored the creation of one or more 401k plans.

Company Name: DRIEHAUS SECURITIES LLC

Employer identification number (EIN): 203634224

NAIC Classification: 523120
NAIC Description: Securities Brokerage

Additional information about DRIEHAUS SECURITIES LLC

Jurisdiction of Incorporation: State of Delaware Division of Corporations

Incorporation Date:

Company Identification Number: 4040943

More information about DRIEHAUS SECURITIES LLC

Form 5500 Filing Information

Submission information for form 5500 for 401k plan DRIEHAUS COMPANIES 401(K) PLAN & TRUST

Plan id# Filing Submission Date Name of Administrator Date Administrator Signed Name of Company Sponsor Date Sponsor Signed
003 2018-01-01
003 2017-01-01 MICHELLE L. CAHOON
003 2016-01-01
003 2015-01-01
003 2014-01-01
003 2013-01-01
003 2012-01-01 MICHELLE L. CAHOON
003 2011-01-01 MICHELLE L. CAHOON
003 2010-01-01 MICHELLE L. CAHOON
003 2009-01-01 MICHELLE L. CAHOON

Plan Statistics for DRIEHAUS COMPANIES 401(K) PLAN & TRUST

401k plan membership statisitcs for DRIEHAUS COMPANIES 401(K) PLAN & TRUST

Measure Date Value
2018: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2018 401k membership
Total participants, beginning-of-year 2018-01-01 327
Total number of active participants reported on line 7a of the Form 5500 2018-01-01 224
Number of retired or separated participants receiving benefits 2018-01-01 1
Number of other retired or separated participants entitled to future benefits 2018-01-01 98
Total of all active and inactive participants 2018-01-01 323
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2018-01-01 0
Total participants 2018-01-01 323
Number of participants with account balances 2018-01-01 239
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2018-01-01 2
2017: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2017 401k membership
Total participants, beginning-of-year 2017-01-01 296
Total number of active participants reported on line 7a of the Form 5500 2017-01-01 225
Number of retired or separated participants receiving benefits 2017-01-01 2
Number of other retired or separated participants entitled to future benefits 2017-01-01 92
Total of all active and inactive participants 2017-01-01 319
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2017-01-01 0
Total participants 2017-01-01 319
Number of participants with account balances 2017-01-01 241
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2017-01-01 0
2016: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2016 401k membership
Total participants, beginning-of-year 2016-01-01 282
Total number of active participants reported on line 7a of the Form 5500 2016-01-01 209
Number of retired or separated participants receiving benefits 2016-01-01 1
Number of other retired or separated participants entitled to future benefits 2016-01-01 78
Total of all active and inactive participants 2016-01-01 288
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2016-01-01 0
Total participants 2016-01-01 288
Number of participants with account balances 2016-01-01 237
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2016-01-01 11
2015: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2015 401k membership
Total participants, beginning-of-year 2015-01-01 268
Total number of active participants reported on line 7a of the Form 5500 2015-01-01 193
Number of retired or separated participants receiving benefits 2015-01-01 1
Number of other retired or separated participants entitled to future benefits 2015-01-01 76
Total of all active and inactive participants 2015-01-01 270
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2015-01-01 0
Total participants 2015-01-01 270
Number of participants with account balances 2015-01-01 227
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2015-01-01 6
2014: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2014 401k membership
Total participants, beginning-of-year 2014-01-01 249
Total number of active participants reported on line 7a of the Form 5500 2014-01-01 173
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 81
Total of all active and inactive participants 2014-01-01 254
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2014-01-01 0
Total participants 2014-01-01 254
Number of participants with account balances 2014-01-01 218
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2014-01-01 2
2013: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2013 401k membership
Total participants, beginning-of-year 2013-01-01 205
Total number of active participants reported on line 7a of the Form 5500 2013-01-01 134
Number of retired or separated participants receiving benefits 2013-01-01 1
Number of other retired or separated participants entitled to future benefits 2013-01-01 65
Total of all active and inactive participants 2013-01-01 200
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2013-01-01 0
Total participants 2013-01-01 200
Number of participants with account balances 2013-01-01 192
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2013-01-01 9
2012: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2012 401k membership
Total participants, beginning-of-year 2012-01-01 196
Total number of active participants reported on line 7a of the Form 5500 2012-01-01 134
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 67
Total of all active and inactive participants 2012-01-01 201
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2012-01-01 0
Total participants 2012-01-01 201
Number of participants with account balances 2012-01-01 196
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2012-01-01 3
2011: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2011 401k membership
Total participants, beginning-of-year 2011-01-01 185
Total number of active participants reported on line 7a of the Form 5500 2011-01-01 128
Number of retired or separated participants receiving benefits 2011-01-01 0
Number of other retired or separated participants entitled to future benefits 2011-01-01 67
Total of all active and inactive participants 2011-01-01 195
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2011-01-01 0
Total participants 2011-01-01 195
Number of participants with account balances 2011-01-01 181
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2011-01-01 5
2010: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2010 401k membership
Total participants, beginning-of-year 2010-01-01 174
Total number of active participants reported on line 7a of the Form 5500 2010-01-01 116
Number of retired or separated participants receiving benefits 2010-01-01 0
Number of other retired or separated participants entitled to future benefits 2010-01-01 61
Total of all active and inactive participants 2010-01-01 177
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2010-01-01 0
Total participants 2010-01-01 177
Number of participants with account balances 2010-01-01 169
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2010-01-01 4
2009: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2009 401k membership
Total participants, beginning-of-year 2009-01-01 167
Total number of active participants reported on line 7a of the Form 5500 2009-01-01 111
Number of retired or separated participants receiving benefits 2009-01-01 0
Number of other retired or separated participants entitled to future benefits 2009-01-01 61
Total of all active and inactive participants 2009-01-01 172
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2009-01-01 0
Total participants 2009-01-01 172
Number of participants with account balances 2009-01-01 168
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2009-01-01 1

Measure	Date	Value
2018: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2018 401k membership
Total participants, beginning-of-year	2018-01-01	327
Total number of active participants reported on line 7a of the Form 5500	2018-01-01	224
Number of retired or separated participants receiving benefits	2018-01-01	1
Number of other retired or separated participants entitled to future benefits	2018-01-01	98
Total of all active and inactive participants	2018-01-01	323
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2018-01-01	0
Total participants	2018-01-01	323
Number of participants with account balances	2018-01-01	239
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2018-01-01	2
2017: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2017 401k membership
Total participants, beginning-of-year	2017-01-01	296
Total number of active participants reported on line 7a of the Form 5500	2017-01-01	225
Number of retired or separated participants receiving benefits	2017-01-01	2
Number of other retired or separated participants entitled to future benefits	2017-01-01	92
Total of all active and inactive participants	2017-01-01	319
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2017-01-01	0
Total participants	2017-01-01	319
Number of participants with account balances	2017-01-01	241
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2017-01-01	0
2016: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2016 401k membership
Total participants, beginning-of-year	2016-01-01	282
Total number of active participants reported on line 7a of the Form 5500	2016-01-01	209
Number of retired or separated participants receiving benefits	2016-01-01	1
Number of other retired or separated participants entitled to future benefits	2016-01-01	78
Total of all active and inactive participants	2016-01-01	288
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2016-01-01	0
Total participants	2016-01-01	288
Number of participants with account balances	2016-01-01	237
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2016-01-01	11
2015: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2015 401k membership
Total participants, beginning-of-year	2015-01-01	268
Total number of active participants reported on line 7a of the Form 5500	2015-01-01	193
Number of retired or separated participants receiving benefits	2015-01-01	1
Number of other retired or separated participants entitled to future benefits	2015-01-01	76
Total of all active and inactive participants	2015-01-01	270
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2015-01-01	0
Total participants	2015-01-01	270
Number of participants with account balances	2015-01-01	227
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2015-01-01	6
2014: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2014 401k membership
Total participants, beginning-of-year	2014-01-01	249
Total number of active participants reported on line 7a of the Form 5500	2014-01-01	173
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	81
Total of all active and inactive participants	2014-01-01	254
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2014-01-01	0
Total participants	2014-01-01	254
Number of participants with account balances	2014-01-01	218
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2014-01-01	2
2013: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2013 401k membership
Total participants, beginning-of-year	2013-01-01	205
Total number of active participants reported on line 7a of the Form 5500	2013-01-01	134
Number of retired or separated participants receiving benefits	2013-01-01	1
Number of other retired or separated participants entitled to future benefits	2013-01-01	65
Total of all active and inactive participants	2013-01-01	200
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2013-01-01	0
Total participants	2013-01-01	200
Number of participants with account balances	2013-01-01	192
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2013-01-01	9
2012: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2012 401k membership
Total participants, beginning-of-year	2012-01-01	196
Total number of active participants reported on line 7a of the Form 5500	2012-01-01	134
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	67
Total of all active and inactive participants	2012-01-01	201
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2012-01-01	0
Total participants	2012-01-01	201
Number of participants with account balances	2012-01-01	196
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2012-01-01	3
2011: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2011 401k membership
Total participants, beginning-of-year	2011-01-01	185
Total number of active participants reported on line 7a of the Form 5500	2011-01-01	128
Number of retired or separated participants receiving benefits	2011-01-01	0
Number of other retired or separated participants entitled to future benefits	2011-01-01	67
Total of all active and inactive participants	2011-01-01	195
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2011-01-01	0
Total participants	2011-01-01	195
Number of participants with account balances	2011-01-01	181
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2011-01-01	5
2010: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2010 401k membership
Total participants, beginning-of-year	2010-01-01	174
Total number of active participants reported on line 7a of the Form 5500	2010-01-01	116
Number of retired or separated participants receiving benefits	2010-01-01	0
Number of other retired or separated participants entitled to future benefits	2010-01-01	61
Total of all active and inactive participants	2010-01-01	177
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2010-01-01	0
Total participants	2010-01-01	177
Number of participants with account balances	2010-01-01	169
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2010-01-01	4
2009: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2009 401k membership
Total participants, beginning-of-year	2009-01-01	167
Total number of active participants reported on line 7a of the Form 5500	2009-01-01	111
Number of retired or separated participants receiving benefits	2009-01-01	0
Number of other retired or separated participants entitled to future benefits	2009-01-01	61
Total of all active and inactive participants	2009-01-01	172
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2009-01-01	0
Total participants	2009-01-01	172
Number of participants with account balances	2009-01-01	168
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2009-01-01	1

Financial Data on DRIEHAUS COMPANIES 401(K) PLAN & TRUST

Measure	Date	Value
2018 : DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2018 401k financial data
Total unrealized appreciation/depreciation of assets	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
Total income from all sources (including contributions)	2018-12-31	$-434,224
Total loss/gain on sale of assets	2018-12-31	$0
Total of all expenses incurred	2018-12-31	$2,247,364
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2018-12-31	$2,237,657
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2018-12-31	$1,967,250
Value of total assets at end of year	2018-12-31	$26,317,613
Value of total assets at beginning of year	2018-12-31	$28,999,201
Total of administrative expenses incurred including professional, contract, advisory and management fees	2018-12-31	$9,707
Total interest from all sources	2018-12-31	$7,202
Total dividends received (eg from common stock, registered investment company shares)	2018-12-31	$1,672,900
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	$1,672,900
Was this plan covered by a fidelity bond	2018-12-31	Yes
Value of fidelity bond cover	2018-12-31	$2,000,000
If this is an individual account plan, was there a blackout period	2018-12-31	No
Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities	2018-12-31	$0
Were there any nonexempt tranactions with any party-in-interest	2018-12-31	No
Contributions received from participants	2018-12-31	$1,716,283
Participant contributions at end of year	2018-12-31	$127,277
Participant contributions at beginning of year	2018-12-31	$142,140
Administrative expenses (other) incurred	2018-12-31	$48
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
Value of net income/loss	2018-12-31	$-2,681,588
Value of net assets at end of year (total assets less liabilities)	2018-12-31	$26,317,613
Value of net assets at beginning of year (total assets less liabilities)	2018-12-31	$28,999,201
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
Value of interest in registered invesment companies (eg mutual funds) at end of year	2018-12-31	$25,922,624
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2018-12-31	$28,573,243
Interest on participant loans	2018-12-31	$7,202
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2018-12-31	$16,745
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2018-12-31	$15,750
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2018-12-31	$15,750
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2018-12-31	$-4,081,576
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	No
Has the plan failed to provide any benefit when due under the plan	2018-12-31	No
Contributions received in cash from employer	2018-12-31	$250,967
Employer contributions (assets) at end of year	2018-12-31	$250,967
Employer contributions (assets) at beginning of year	2018-12-31	$268,068
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2018-12-31	$2,237,657
Contract administrator fees	2018-12-31	$9,659
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	2018-12-31	No
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
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	ERNST AND YOUNG LLP
Accountancy firm EIN	2018-12-31	346565596
2017 : DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2017 401k financial data
Total unrealized appreciation/depreciation of assets	2017-12-31	$0
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
Total income from all sources (including contributions)	2017-12-31	$7,340,074
Total loss/gain on sale of assets	2017-12-31	$0
Total of all expenses incurred	2017-12-31	$1,503,765
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2017-12-31	$1,497,122
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2017-12-31	$2,210,270
Value of total assets at end of year	2017-12-31	$28,999,201
Value of total assets at beginning of year	2017-12-31	$23,162,892
Total of administrative expenses incurred including professional, contract, advisory and management fees	2017-12-31	$6,643
Total interest from all sources	2017-12-31	$8,801
Total dividends received (eg from common stock, registered investment company shares)	2017-12-31	$1,030,573
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	$1,030,573
Was this plan covered by a fidelity bond	2017-12-31	Yes
Value of fidelity bond cover	2017-12-31	$2,000,000
If this is an individual account plan, was there a blackout period	2017-12-31	Yes
Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities	2017-12-31	$0
Were there any nonexempt tranactions with any party-in-interest	2017-12-31	No
Contributions received from participants	2017-12-31	$1,743,635
Participant contributions at end of year	2017-12-31	$142,140
Participant contributions at beginning of year	2017-12-31	$188,001
Income. Received or receivable in cash from other sources (including rollovers)	2017-12-31	$198,567
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
Value of net income/loss	2017-12-31	$5,836,309
Value of net assets at end of year (total assets less liabilities)	2017-12-31	$28,999,201
Value of net assets at beginning of year (total assets less liabilities)	2017-12-31	$23,162,892
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
Value of interest in registered invesment companies (eg mutual funds) at end of year	2017-12-31	$28,573,243
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2017-12-31	$22,665,938
Interest on participant loans	2017-12-31	$8,801
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2017-12-31	$15,750
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2017-12-31	$27,594
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2017-12-31	$27,594
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2017-12-31	$4,090,430
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	No
Has the plan failed to provide any benefit when due under the plan	2017-12-31	No
Contributions received in cash from employer	2017-12-31	$268,068
Employer contributions (assets) at end of year	2017-12-31	$268,068
Employer contributions (assets) at beginning of year	2017-12-31	$281,359
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2017-12-31	$1,497,122
Contract administrator fees	2017-12-31	$6,643
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
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
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	ERNST AND YOUNG LLP
Accountancy firm EIN	2017-12-31	346565596
2016 : DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2016 401k financial data
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2016-12-31	$0
Total income from all sources (including contributions)	2016-12-31	$3,701,699
Total of all expenses incurred	2016-12-31	$994,228
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2016-12-31	$988,122
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2016-12-31	$2,223,848
Value of total assets at end of year	2016-12-31	$23,162,892
Value of total assets at beginning of year	2016-12-31	$20,455,421
Total of administrative expenses incurred including professional, contract, advisory and management fees	2016-12-31	$6,106
Total interest from all sources	2016-12-31	$5,514
Total dividends received (eg from common stock, registered investment company shares)	2016-12-31	$427,122
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	$427,122
Was this plan covered by a fidelity bond	2016-12-31	Yes
Value of fidelity bond cover	2016-12-31	$2,000,000
If this is an individual account plan, was there a blackout period	2016-12-31	No
Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities	2016-12-31	$0
Were there any nonexempt tranactions with any party-in-interest	2016-12-31	No
Contributions received from participants	2016-12-31	$1,785,029
Participant contributions at end of year	2016-12-31	$188,001
Participant contributions at beginning of year	2016-12-31	$37,637
Participant contributions at end of year	2016-12-31	$0
Participant contributions at beginning of year	2016-12-31	$33,843
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	$269,799
Income. Received or receivable in cash from other sources (including rollovers)	2016-12-31	$157,460
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
Value of net income/loss	2016-12-31	$2,707,471
Value of net assets at end of year (total assets less liabilities)	2016-12-31	$23,162,892
Value of net assets at beginning of year (total assets less liabilities)	2016-12-31	$20,455,421
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
Value of interest in registered invesment companies (eg mutual funds) at end of year	2016-12-31	$22,665,938
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2016-12-31	$19,847,175
Interest on participant loans	2016-12-31	$5,514
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2016-12-31	$27,594
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2016-12-31	$1,490
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2016-12-31	$1,490
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2016-12-31	$1,045,215
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
Contributions received in cash from employer	2016-12-31	$281,359
Employer contributions (assets) at end of year	2016-12-31	$281,359
Employer contributions (assets) at beginning of year	2016-12-31	$265,477
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2016-12-31	$988,122
Contract administrator fees	2016-12-31	$6,106
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
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	ERNST AND YOUNG LLP
Accountancy firm EIN	2016-12-31	346565596
2015 : DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2015 401k financial data
Total income from all sources (including contributions)	2015-12-31	$1,697,241
Total of all expenses incurred	2015-12-31	$1,134,031
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2015-12-31	$1,129,932
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2015-12-31	$2,030,559
Value of total assets at end of year	2015-12-31	$20,455,421
Value of total assets at beginning of year	2015-12-31	$19,892,211
Total of administrative expenses incurred including professional, contract, advisory and management fees	2015-12-31	$4,099
Total interest from all sources	2015-12-31	$2,079
Total dividends received (eg from common stock, registered investment company shares)	2015-12-31	$503,906
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	$503,906
Was this plan covered by a fidelity bond	2015-12-31	Yes
Value of fidelity bond cover	2015-12-31	$2,000,000
If this is an individual account plan, was there a blackout period	2015-12-31	No
Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities	2015-12-31	$0
Were there any nonexempt tranactions with any party-in-interest	2015-12-31	No
Contributions received from participants	2015-12-31	$1,634,431
Participant contributions at end of year	2015-12-31	$37,637
Participant contributions at beginning of year	2015-12-31	$69,280
Participant contributions at end of year	2015-12-31	$33,843
Participant contributions at beginning of year	2015-12-31	$0
Assets. Other investments not covered elsewhere at end of year	2015-12-31	$269,799
Assets. Other investments not covered elsewhere at beginning of year	2015-12-31	$256,139
Income. Received or receivable in cash from other sources (including rollovers)	2015-12-31	$130,651
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
Value of net income/loss	2015-12-31	$563,210
Value of net assets at end of year (total assets less liabilities)	2015-12-31	$20,455,421
Value of net assets at beginning of year (total assets less liabilities)	2015-12-31	$19,892,211
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
Value of interest in registered invesment companies (eg mutual funds) at end of year	2015-12-31	$19,847,175
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2015-12-31	$19,035,817
Interest on participant loans	2015-12-31	$2,079
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2015-12-31	$1,490
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2015-12-31	$367,219
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2015-12-31	$367,219
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2015-12-31	$-839,303
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
Contributions received in cash from employer	2015-12-31	$265,477
Employer contributions (assets) at end of year	2015-12-31	$265,477
Employer contributions (assets) at beginning of year	2015-12-31	$163,756
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2015-12-31	$1,129,932
Contract administrator fees	2015-12-31	$4,099
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
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	ERNST AND YOUNG LLP
Accountancy firm EIN	2015-12-31	346565596
2014 : DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2014 401k financial data
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2014-12-31	$0
Total income from all sources (including contributions)	2014-12-31	$2,205,028
Total of all expenses incurred	2014-12-31	$397,747
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2014-12-31	$331,956
Value of total corrective distributions	2014-12-31	$61,814
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2014-12-31	$1,738,064
Value of total assets at end of year	2014-12-31	$19,892,211
Value of total assets at beginning of year	2014-12-31	$18,084,930
Total of administrative expenses incurred including professional, contract, advisory and management fees	2014-12-31	$3,977
Total interest from all sources	2014-12-31	$2,436
Total dividends received (eg from common stock, registered investment company shares)	2014-12-31	$0
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	$0
Administrative expenses professional fees incurred	2014-12-31	$3,977
Was this plan covered by a fidelity bond	2014-12-31	Yes
Value of fidelity bond cover	2014-12-31	$2,000,000
If this is an individual account plan, was there a blackout period	2014-12-31	No
Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities	2014-12-31	$0
Were there any nonexempt tranactions with any party-in-interest	2014-12-31	No
Contributions received from participants	2014-12-31	$1,476,260
Participant contributions at end of year	2014-12-31	$69,280
Participant contributions at beginning of year	2014-12-31	$35,239
Participant contributions at beginning of year	2014-12-31	$26,834
Assets. Other investments not covered elsewhere at end of year	2014-12-31	$256,139
Assets. Other investments not covered elsewhere at beginning of year	2014-12-31	$255,911
Income. Received or receivable in cash from other sources (including rollovers)	2014-12-31	$94,309
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) 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
Value of net income/loss	2014-12-31	$1,807,281
Value of net assets at end of year (total assets less liabilities)	2014-12-31	$19,892,211
Value of net assets at beginning of year (total assets less liabilities)	2014-12-31	$18,084,930
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
Value of interest in registered invesment companies (eg mutual funds) at end of year	2014-12-31	$19,035,817
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2014-12-31	$17,757,779
Interest on participant loans	2014-12-31	$2,436
Value of interest in common/collective trusts at end of year	2014-12-31	$0
Value of interest in common/collective trusts at beginning of year	2014-12-31	$0
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2014-12-31	$367,219
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2014-12-31	$9,167
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2014-12-31	$9,167
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2014-12-31	$464,528
Net investment gain or loss from common/collective trusts	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
Contributions received in cash from employer	2014-12-31	$167,495
Employer contributions (assets) at end of year	2014-12-31	$163,756
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2014-12-31	$331,956
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
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2014-12-31	No
Opinion of an independent qualified public accountant for this plan	2014-12-31	Unqualified
Accountancy firm name	2014-12-31	ERNST AND YOUNG LLP
Accountancy firm EIN	2014-12-31	346565596
2013 : DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2013 401k financial data
Total unrealized appreciation/depreciation of assets	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
Total income from all sources (including contributions)	2013-12-31	$4,085,955
Total loss/gain on sale of assets	2013-12-31	$0
Total of all expenses incurred	2013-12-31	$623,330
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2013-12-31	$620,483
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2013-12-31	$1,196,048
Value of total assets at end of year	2013-12-31	$18,084,930
Value of total assets at beginning of year	2013-12-31	$14,622,305
Total of administrative expenses incurred including professional, contract, advisory and management fees	2013-12-31	$2,847
Total interest from all sources	2013-12-31	$1,844
Total dividends received (eg from common stock, registered investment company shares)	2013-12-31	$0
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2013-12-31	No
Was this plan covered by a fidelity bond	2013-12-31	Yes
Value of fidelity bond cover	2013-12-31	$2,000,000
If this is an individual account plan, was there a blackout period	2013-12-31	No
Total value of distributions paid in property other than in cash, annuity contracts, or publicly traded employer securities	2013-12-31	$0
Were there any nonexempt tranactions with any party-in-interest	2013-12-31	No
Contributions received from participants	2013-12-31	$1,166,145
Participant contributions at end of year	2013-12-31	$35,239
Participant contributions at beginning of year	2013-12-31	$66,072
Participant contributions at end of year	2013-12-31	$26,834
Participant contributions at beginning of year	2013-12-31	$20,172
Assets. Other investments not covered elsewhere at end of year	2013-12-31	$255,911
Assets. Other investments not covered elsewhere at beginning of year	2013-12-31	$246,746
Income. Received or receivable in cash from other sources (including rollovers)	2013-12-31	$29,903
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) 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 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
Value of net income/loss	2013-12-31	$3,462,625
Value of net assets at end of year (total assets less liabilities)	2013-12-31	$18,084,930
Value of net assets at beginning of year (total assets less liabilities)	2013-12-31	$14,622,305
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
Value of interest in registered invesment companies (eg mutual funds) at end of year	2013-12-31	$17,757,779
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2013-12-31	$14,279,867
Interest on participant loans	2013-12-31	$1,844
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2013-12-31	$9,167
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2013-12-31	$9,448
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2013-12-31	$9,448
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2013-12-31	$2,888,063
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
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2013-12-31	$620,483
Contract administrator fees	2013-12-31	$2,847
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
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
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2013-12-31	No
Opinion of an independent qualified public accountant for this plan	2013-12-31	Unqualified
Accountancy firm name	2013-12-31	ERNST AND YOUNG LLP
Accountancy firm EIN	2013-12-31	346565596
2012 : DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2012 401k financial data
Total unrealized appreciation/depreciation of assets	2012-12-31	$0
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	$2,889,955
Total loss/gain on sale of assets	2012-12-31	$0
Total of all expenses incurred	2012-12-31	$600,505
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2012-12-31	$598,654
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2012-12-31	$1,249,152
Value of total assets at end of year	2012-12-31	$14,622,305
Value of total assets at beginning of year	2012-12-31	$12,332,855
Total of administrative expenses incurred including professional, contract, advisory and management fees	2012-12-31	$1,851
Total interest from all sources	2012-12-31	$2,422
Total dividends received (eg from common stock, registered investment company shares)	2012-12-31	$0
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2012-12-31	No
Was this plan covered by a fidelity bond	2012-12-31	Yes
Value of fidelity bond cover	2012-12-31	$2,000,000
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	$1,183,141
Participant contributions at end of year	2012-12-31	$66,072
Participant contributions at beginning of year	2012-12-31	$57,823
Participant contributions at end of year	2012-12-31	$20,172
Participant contributions at beginning of year	2012-12-31	$24,312
Assets. Other investments not covered elsewhere at end of year	2012-12-31	$246,746
Assets. Other investments not covered elsewhere at beginning of year	2012-12-31	$204,989
Income. Received or receivable in cash from other sources (including rollovers)	2012-12-31	$66,011
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year	2012-12-31	$0
Liabilities. Value of operating payables at end of year	2012-12-31	$0
Total non interest bearing cash at end of year	2012-12-31	$0
Total non interest bearing cash at beginning of year	2012-12-31	$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	2012-12-31	No
Value of net income/loss	2012-12-31	$2,289,450
Value of net assets at end of year (total assets less liabilities)	2012-12-31	$14,622,305
Value of net assets at beginning of year (total assets less liabilities)	2012-12-31	$12,332,855
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
Investment advisory and management fees	2012-12-31	$5
Value of interest in registered invesment companies (eg mutual funds) at end of year	2012-12-31	$14,279,867
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2012-12-31	$12,042,766
Interest on participant loans	2012-12-31	$2,422
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2012-12-31	$9,448
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2012-12-31	$2,965
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2012-12-31	$2,965
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2012-12-31	$1,638,381
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
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2012-12-31	$598,654
Contract administrator fees	2012-12-31	$1,846
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	No
Opinion of an independent qualified public accountant for this plan	2012-12-31	Unqualified
Accountancy firm name	2012-12-31	ERNST AND YOUNG, LLP
Accountancy firm EIN	2012-12-31	346565596
2011 : DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2011 401k financial data
Total unrealized appreciation/depreciation of assets	2011-12-31	$0
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	$234,753
Total loss/gain on sale of assets	2011-12-31	$0
Total of all expenses incurred	2011-12-31	$558,648
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2011-12-31	$556,807
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2011-12-31	$1,168,706
Value of total assets at end of year	2011-12-31	$12,332,855
Value of total assets at beginning of year	2011-12-31	$12,656,750
Total of administrative expenses incurred including professional, contract, advisory and management fees	2011-12-31	$1,841
Total interest from all sources	2011-12-31	$3,450
Total dividends received (eg from common stock, registered investment company shares)	2011-12-31	$0
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	$0
Was this plan covered by a fidelity bond	2011-12-31	Yes
Value of fidelity bond cover	2011-12-31	$2,000,000
If this is an individual account plan, was there a blackout period	2011-12-31	Yes
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	$1,018,565
Participant contributions at end of year	2011-12-31	$57,823
Participant contributions at beginning of year	2011-12-31	$65,595
Participant contributions at end of year	2011-12-31	$24,312
Participant contributions at beginning of year	2011-12-31	$24,347
Assets. Other investments not covered elsewhere at end of year	2011-12-31	$204,989
Assets. Other investments not covered elsewhere at beginning of year	2011-12-31	$157,288
Income. Received or receivable in cash from other sources (including rollovers)	2011-12-31	$150,141
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year	2011-12-31	$0
Other income not declared elsewhere	2011-12-31	$-4,065
Total non interest bearing cash at end of year	2011-12-31	$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	2011-12-31	No
Value of net income/loss	2011-12-31	$-323,895
Value of net assets at end of year (total assets less liabilities)	2011-12-31	$12,332,855
Value of net assets at beginning of year (total assets less liabilities)	2011-12-31	$12,656,750
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
Investment advisory and management fees	2011-12-31	$96
Value of interest in registered invesment companies (eg mutual funds) at end of year	2011-12-31	$12,042,766
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2011-12-31	$12,393,304
Interest on participant loans	2011-12-31	$3,450
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2011-12-31	$2,965
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2011-12-31	$16,216
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2011-12-31	$16,216
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2011-12-31	$-933,338
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
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2011-12-31	$556,807
Contract administrator fees	2011-12-31	$1,745
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	Yes
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	No
Opinion of an independent qualified public accountant for this plan	2011-12-31	Unqualified
Accountancy firm name	2011-12-31	ERNST AND YOUNG, LLP
Accountancy firm EIN	2011-12-31	346565596
2010 : DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2010 401k financial data
Total unrealized appreciation/depreciation of assets	2010-12-31	$0
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	$2,875,020
Total loss/gain on sale of assets	2010-12-31	$0
Total of all expenses incurred	2010-12-31	$1,003,299
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2010-12-31	$1,003,299
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2010-12-31	$1,066,383
Value of total assets at end of year	2010-12-31	$12,656,750
Value of total assets at beginning of year	2010-12-31	$10,785,029
Total of administrative expenses incurred including professional, contract, advisory and management fees	2010-12-31	$0
Total interest from all sources	2010-12-31	$3,481
Total dividends received (eg from common stock, registered investment company shares)	2010-12-31	$0
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2010-12-31	No
Was this plan covered by a fidelity bond	2010-12-31	Yes
Value of fidelity bond cover	2010-12-31	$2,000,000
If this is an individual account plan, was there a blackout period	2010-12-31	Yes
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	$988,766
Participant contributions at end of year	2010-12-31	$65,595
Participant contributions at beginning of year	2010-12-31	$47,440
Participant contributions at end of year	2010-12-31	$24,347
Assets. Other investments not covered elsewhere at end of year	2010-12-31	$157,288
Income. Received or receivable in cash from other sources (including rollovers)	2010-12-31	$77,617
Other income not declared elsewhere	2010-12-31	$-843
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	$1,871,721
Value of net assets at end of year (total assets less liabilities)	2010-12-31	$12,656,750
Value of net assets at beginning of year (total assets less liabilities)	2010-12-31	$10,785,029
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	$12,393,304
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2010-12-31	$10,725,749
Interest on participant loans	2010-12-31	$3,473
Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year	2010-12-31	$16,216
Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year	2010-12-31	$11,840
Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year	2010-12-31	$11,840
Interest earned from interest bearing cash (including money market accounts and certificates of deposit)	2010-12-31	$8
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2010-12-31	$1,805,999
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
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2010-12-31	$1,003,299
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	Yes
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	No
Opinion of an independent qualified public accountant for this plan	2010-12-31	Unqualified
Accountancy firm name	2010-12-31	ERNST AND YOUNG, LLP
Accountancy firm EIN	2010-12-31	346565596
2009 : DRIEHAUS COMPANIES 401(K) PLAN & TRUST 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 DRIEHAUS COMPANIES 401(K) PLAN & TRUST

2018: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 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: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 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: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 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: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 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: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 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: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 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: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 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 is a collectively bargained plan	No
2012-01-01	Plan funding arrangement – Trust	Yes
2012-01-01	Plan benefit arrangement - Trust	Yes
2011: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 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 is a collectively bargained plan	No
2011-01-01	Plan funding arrangement – Trust	Yes
2011-01-01	Plan benefit arrangement - Trust	Yes
2010: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2010 form 5500 responses
2010-01-01	Type of plan entity	Single employer plan
2010-01-01	Submission has been amended	No
2010-01-01	This submission is the final filing	No
2010-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2010-01-01	Plan is a collectively bargained plan	No
2010-01-01	Plan funding arrangement – Trust	Yes
2010-01-01	Plan benefit arrangement - Trust	Yes
2009: DRIEHAUS COMPANIES 401(K) PLAN & TRUST 2009 form 5500 responses
2009-01-01	Type of plan entity	Single employer plan
2009-01-01	Submission has been amended	No
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 is a collectively bargained plan	No
2009-01-01	Plan funding arrangement – Trust	Yes
2009-01-01	Plan benefit arrangement - Trust	Yes

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Company Name:	DRIEHAUS SECURITIES LLC
Employer identification number (EIN):	203634224
NAIC Classification:	523120
NAIC Description:	Securities Brokerage

Jurisdiction of Incorporation:	State of Delaware Division of Corporations
Incorporation Date:
Company Identification Number:	4040943

Plan id#	Filing Submission Date	Name of Administrator
003	2018-01-01
003	2017-01-01	MICHELLE L. CAHOON
003	2016-01-01
003	2015-01-01
003	2014-01-01
003	2013-01-01
003	2012-01-01	MICHELLE L. CAHOON
003	2011-01-01	MICHELLE L. CAHOON
003	2010-01-01	MICHELLE L. CAHOON
003	2009-01-01	MICHELLE L. CAHOON