401k Plan data: STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN plan

STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN 401k Plan overview

Plan Name	STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN
Plan identification number	004

STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN Benefits

401k Plan Type

Defined Benefit Pension

Plan Features/Benefits

Benefits are primarily pay related
Cash balance or similar plan - Plan has a "cash balance" formula. For this purpose, a "cash balance" formula is a benefit formula in a defined benefit plan by whatever name (for example, personal account plan, pension equity plan, life cycle plan, cash account plan, etc.) that rather than, or in addition to, expressing the accrued benefit as a life annuity commencing at normal retirement age, defines benefits for each employee in terms more common to a defined contribution plan such as a single sum distribution amount (for example, 10 percent of final average pay times years of service, or the amount of the employee's hypothetical account balance).
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

STUART R. WINTHROP, M.D., INC. has sponsored the creation of one or more 401k plans.

Company Name: STUART R. WINTHROP, M.D., INC.

Employer identification number (EIN): 953556878

NAIC Classification: 621111
NAIC Description: Offices of Physicians (except Mental Health Specialists)

Form 5500 Filing Information

Submission information for form 5500 for 401k plan STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN

Plan id# Filing Submission Date Name of Administrator Date Administrator Signed Name of Company Sponsor Date Sponsor Signed
004 2022-01-01
004 2022-01-01
004 2021-01-01
004 2020-01-01
004 2019-01-01
004 2018-01-01
004 2017-01-01
004 2016-01-01
004 2015-01-01
004 2014-01-01 STUART R. WINTHROP 2015-05-28

Plan Statistics for STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN

401k plan membership statisitcs for STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN

Measure Date Value
2022: STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN 2022 401k membership
Market value of plan assets 2022-12-31 2,495,539
Acturial value of plan assets 2022-12-31 2,495,539
Funding target for retired participants and beneficiaries receiving payment 2022-12-31 0
Number of terminated vested participants 2022-12-31 1
Fundng target for terminated vested participants 2022-12-31 2,029
Active participant vested funding target 2022-12-31 2,540,307
Number of active participants 2022-12-31 5
Total funding liabilities for active participants 2022-12-31 2,540,307
Total participant count 2022-12-31 6
Total funding target for all participants 2022-12-31 2,542,336
Balance at beginning of prior year after applicable adjustments 2022-12-31 0
Prefunding balance at beginning of prior year after applicable adjustments 2022-12-31 0
Carryover balanced portion elected for use to offset prior years funding requirement 2022-12-31 0
Prefunding balanced used to offset prior years funding requirement 2022-12-31 0
Amount remaining of carryover balance 2022-12-31 0
Amount remaining of prefunding balance 2022-12-31 0
Present value of excess contributions 2022-12-31 30,900
Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance 2022-12-31 32,436
Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance 2022-12-31 0
Reductions in caryover balances due to elections or deemed elections 2022-12-31 0
Reductions in prefunding balances due to elections or deemed elections 2022-12-31 0
Balance of carryovers at beginning of current year 2022-12-31 0
Balance of prefunding at beginning of current year 2022-12-31 0
Total employer contributions 2022-12-31 430,000
Total employee contributions 2022-12-31 0
Contributions allocated toward unpaid minimum require contributions from prior years 2022-12-31 0
Contributions made to avoid restrictions adjusted to valuation date 2022-12-31 0
Contributions allocated toward minimum required contributions for current year adjusted to valuation date 2022-12-31 409,684
Unpaid minimum required contributions for all prior years 2022-12-31 0
iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years 2022-12-31 0
Remaining amount of unpaid minimum required contributions 2022-12-31 0
Minimum required contributions for current year target normal cost 2022-12-31 299,266
Net shortfall amortization installment of oustanding balance 2022-12-31 46,797
Waiver amortization installment 2022-12-31 0
Total funding amount beforereflecting carryover/prefunding balances 2022-12-31 303,591
Carryover balance elected to use to offset funding requirement 2022-12-31 0
Prefunding balance elected to use to offset funding requirement 2022-12-31 0
Additional cash requirement 2022-12-31 303,591
Contributions allocatedtoward minimum required contributions for current year 2022-12-31 409,684
Unpaid minimum required contributions for current year 2022-12-31 0
Unpaid minimum required contributions for all years 2022-12-31 0
2021: STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN 2021 401k membership
Market value of plan assets 2021-12-31 2,177,061
Acturial value of plan assets 2021-12-31 2,177,061
Funding target for retired participants and beneficiaries receiving payment 2021-12-31 0
Number of terminated vested participants 2021-12-31 0
Fundng target for terminated vested participants 2021-12-31 0
Active participant vested funding target 2021-12-31 2,142,479
Number of active participants 2021-12-31 5
Total funding liabilities for active participants 2021-12-31 2,142,479
Total participant count 2021-12-31 5
Total funding target for all participants 2021-12-31 2,142,479
Balance at beginning of prior year after applicable adjustments 2021-12-31 0
Prefunding balance at beginning of prior year after applicable adjustments 2021-12-31 0
Carryover balanced portion elected for use to offset prior years funding requirement 2021-12-31 0
Prefunding balanced used to offset prior years funding requirement 2021-12-31 0
Amount remaining of carryover balance 2021-12-31 0
Amount remaining of prefunding balance 2021-12-31 0
Present value of excess contributions 2021-12-31 25,965
Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance 2021-12-31 27,014
Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance 2021-12-31 0
Reductions in caryover balances due to elections or deemed elections 2021-12-31 0
Reductions in prefunding balances due to elections or deemed elections 2021-12-31 0
Balance of carryovers at beginning of current year 2021-12-31 0
Balance of prefunding at beginning of current year 2021-12-31 0
Total employer contributions 2021-12-31 305,295
Total employee contributions 2021-12-31 0
Contributions allocated toward unpaid minimum require contributions from prior years 2021-12-31 0
Contributions made to avoid restrictions adjusted to valuation date 2021-12-31 0
Contributions allocated toward minimum required contributions for current year adjusted to valuation date 2021-12-31 295,280
Unpaid minimum required contributions for all prior years 2021-12-31 0
iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years 2021-12-31 0
Remaining amount of unpaid minimum required contributions 2021-12-31 0
Minimum required contributions for current year target normal cost 2021-12-31 298,962
Net shortfall amortization installment of oustanding balance 2021-12-31 0
Waiver amortization installment 2021-12-31 0
Total funding amount beforereflecting carryover/prefunding balances 2021-12-31 264,380
Carryover balance elected to use to offset funding requirement 2021-12-31 0
Prefunding balance elected to use to offset funding requirement 2021-12-31 0
Additional cash requirement 2021-12-31 264,380
Contributions allocatedtoward minimum required contributions for current year 2021-12-31 295,280
Unpaid minimum required contributions for current year 2021-12-31 0
Unpaid minimum required contributions for all years 2021-12-31 0
2020: STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN 2020 401k membership
Market value of plan assets 2020-12-31 1,798,865
Acturial value of plan assets 2020-12-31 1,798,865
Funding target for retired participants and beneficiaries receiving payment 2020-12-31 0
Number of terminated vested participants 2020-12-31 0
Fundng target for terminated vested participants 2020-12-31 0
Active participant vested funding target 2020-12-31 1,780,197
Number of active participants 2020-12-31 4
Total funding liabilities for active participants 2020-12-31 1,780,197
Total participant count 2020-12-31 4
Total funding target for all participants 2020-12-31 1,780,197
Balance at beginning of prior year after applicable adjustments 2020-12-31 0
Prefunding balance at beginning of prior year after applicable adjustments 2020-12-31 0
Carryover balanced portion elected for use to offset prior years funding requirement 2020-12-31 0
Prefunding balanced used to offset prior years funding requirement 2020-12-31 0
Amount remaining of carryover balance 2020-12-31 0
Amount remaining of prefunding balance 2020-12-31 0
Present value of excess contributions 2020-12-31 46,608
Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance 2020-12-31 48,538
Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance 2020-12-31 0
Reductions in caryover balances due to elections or deemed elections 2020-12-31 0
Reductions in prefunding balances due to elections or deemed elections 2020-12-31 0
Balance of carryovers at beginning of current year 2020-12-31 0
Balance of prefunding at beginning of current year 2020-12-31 0
Total employer contributions 2020-12-31 319,984
Total employee contributions 2020-12-31 0
Contributions allocated toward unpaid minimum require contributions from prior years 2020-12-31 0
Contributions made to avoid restrictions adjusted to valuation date 2020-12-31 0
Contributions allocated toward minimum required contributions for current year adjusted to valuation date 2020-12-31 308,766
Unpaid minimum required contributions for all prior years 2020-12-31 0
iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years 2020-12-31 0
Remaining amount of unpaid minimum required contributions 2020-12-31 0
Minimum required contributions for current year target normal cost 2020-12-31 301,469
Net shortfall amortization installment of oustanding balance 2020-12-31 0
Waiver amortization installment 2020-12-31 0
Total funding amount beforereflecting carryover/prefunding balances 2020-12-31 282,801
Carryover balance elected to use to offset funding requirement 2020-12-31 0
Prefunding balance elected to use to offset funding requirement 2020-12-31 0
Additional cash requirement 2020-12-31 282,801
Contributions allocatedtoward minimum required contributions for current year 2020-12-31 308,766
Unpaid minimum required contributions for current year 2020-12-31 0
Unpaid minimum required contributions for all years 2020-12-31 0
2019: STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN 2019 401k membership
Market value of plan assets 2019-12-31 1,355,854
Acturial value of plan assets 2019-12-31 1,355,854
Funding target for retired participants and beneficiaries receiving payment 2019-12-31 0
Number of terminated vested participants 2019-12-31 0
Fundng target for terminated vested participants 2019-12-31 0
Active participant vested funding target 2019-12-31 1,408,467
Number of active participants 2019-12-31 4
Total funding liabilities for active participants 2019-12-31 1,408,467
Total participant count 2019-12-31 4
Total funding target for all participants 2019-12-31 1,408,467
Balance at beginning of prior year after applicable adjustments 2019-12-31 0
Prefunding balance at beginning of prior year after applicable adjustments 2019-12-31 0
Carryover balanced portion elected for use to offset prior years funding requirement 2019-12-31 0
Prefunding balanced used to offset prior years funding requirement 2019-12-31 0
Amount remaining of carryover balance 2019-12-31 0
Amount remaining of prefunding balance 2019-12-31 0
Present value of excess contributions 2019-12-31 14,679
Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance 2019-12-31 15,310
Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance 2019-12-31 0
Reductions in caryover balances due to elections or deemed elections 2019-12-31 0
Reductions in prefunding balances due to elections or deemed elections 2019-12-31 0
Balance of carryovers at beginning of current year 2019-12-31 0
Balance of prefunding at beginning of current year 2019-12-31 0
Total employer contributions 2019-12-31 370,726
Total employee contributions 2019-12-31 0
Contributions allocated toward unpaid minimum require contributions from prior years 2019-12-31 0
Contributions made to avoid restrictions adjusted to valuation date 2019-12-31 0
Contributions allocated toward minimum required contributions for current year adjusted to valuation date 2019-12-31 355,988
Unpaid minimum required contributions for all prior years 2019-12-31 0
iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years 2019-12-31 0
Remaining amount of unpaid minimum required contributions 2019-12-31 0
Minimum required contributions for current year target normal cost 2019-12-31 300,831
Net shortfall amortization installment of oustanding balance 2019-12-31 52,613
Waiver amortization installment 2019-12-31 0
Total funding amount beforereflecting carryover/prefunding balances 2019-12-31 309,380
Carryover balance elected to use to offset funding requirement 2019-12-31 0
Prefunding balance elected to use to offset funding requirement 2019-12-31 0
Additional cash requirement 2019-12-31 309,380
Contributions allocatedtoward minimum required contributions for current year 2019-12-31 355,988
Unpaid minimum required contributions for current year 2019-12-31 0
Unpaid minimum required contributions for all years 2019-12-31 0
2018: STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN 2018 401k membership
Market value of plan assets 2018-12-31 1,091,523
Acturial value of plan assets 2018-12-31 1,091,523
Funding target for retired participants and beneficiaries receiving payment 2018-12-31 0
Number of terminated vested participants 2018-12-31 0
Fundng target for terminated vested participants 2018-12-31 0
Active participant vested funding target 2018-12-31 1,072,229
Number of active participants 2018-12-31 4
Total funding liabilities for active participants 2018-12-31 1,072,229
Total participant count 2018-12-31 4
Total funding target for all participants 2018-12-31 1,072,229
Balance at beginning of prior year after applicable adjustments 2018-12-31 0
Prefunding balance at beginning of prior year after applicable adjustments 2018-12-31 0
Carryover balanced portion elected for use to offset prior years funding requirement 2018-12-31 0
Prefunding balanced used to offset prior years funding requirement 2018-12-31 0
Amount remaining of carryover balance 2018-12-31 0
Amount remaining of prefunding balance 2018-12-31 0
Present value of excess contributions 2018-12-31 23,523
Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance 2018-12-31 24,582
Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance 2018-12-31 0
Reductions in caryover balances due to elections or deemed elections 2018-12-31 0
Reductions in prefunding balances due to elections or deemed elections 2018-12-31 0
Balance of carryovers at beginning of current year 2018-12-31 0
Balance of prefunding at beginning of current year 2018-12-31 0
Total employer contributions 2018-12-31 279,172
Total employee contributions 2018-12-31 0
Contributions allocated toward unpaid minimum require contributions from prior years 2018-12-31 0
Contributions made to avoid restrictions adjusted to valuation date 2018-12-31 0
Contributions allocated toward minimum required contributions for current year adjusted to valuation date 2018-12-31 274,523
Unpaid minimum required contributions for all prior years 2018-12-31 0
iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years 2018-12-31 0
Remaining amount of unpaid minimum required contributions 2018-12-31 0
Minimum required contributions for current year target normal cost 2018-12-31 279,138
Net shortfall amortization installment of oustanding balance 2018-12-31 0
Waiver amortization installment 2018-12-31 0
Total funding amount beforereflecting carryover/prefunding balances 2018-12-31 259,844
Carryover balance elected to use to offset funding requirement 2018-12-31 0
Prefunding balance elected to use to offset funding requirement 2018-12-31 0
Additional cash requirement 2018-12-31 259,844
Contributions allocatedtoward minimum required contributions for current year 2018-12-31 274,523
Unpaid minimum required contributions for current year 2018-12-31 0
Unpaid minimum required contributions for all years 2018-12-31 0
2017: STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN 2017 401k membership
Market value of plan assets 2017-12-31 776,078
Acturial value of plan assets 2017-12-31 776,078
Funding target for retired participants and beneficiaries receiving payment 2017-12-31 0
Number of terminated vested participants 2017-12-31 0
Fundng target for terminated vested participants 2017-12-31 0
Active participant vested funding target 2017-12-31 767,328
Number of active participants 2017-12-31 4
Total funding liabilities for active participants 2017-12-31 767,548
Total participant count 2017-12-31 4
Total funding target for all participants 2017-12-31 767,548
Balance at beginning of prior year after applicable adjustments 2017-12-31 0
Prefunding balance at beginning of prior year after applicable adjustments 2017-12-31 0
Carryover balanced portion elected for use to offset prior years funding requirement 2017-12-31 0
Prefunding balanced used to offset prior years funding requirement 2017-12-31 0
Amount remaining of carryover balance 2017-12-31 0
Amount remaining of prefunding balance 2017-12-31 0
Present value of excess contributions 2017-12-31 13,999
Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance 2017-12-31 14,665
Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance 2017-12-31 0
Reductions in caryover balances due to elections or deemed elections 2017-12-31 0
Reductions in prefunding balances due to elections or deemed elections 2017-12-31 0
Balance of carryovers at beginning of current year 2017-12-31 0
Balance of prefunding at beginning of current year 2017-12-31 0
Total employer contributions 2017-12-31 282,558
Total employee contributions 2017-12-31 0
Contributions allocated toward unpaid minimum require contributions from prior years 2017-12-31 0
Contributions made to avoid restrictions adjusted to valuation date 2017-12-31 0
Contributions allocated toward minimum required contributions for current year adjusted to valuation date 2017-12-31 275,661
Unpaid minimum required contributions for all prior years 2017-12-31 0
iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years 2017-12-31 0
Remaining amount of unpaid minimum required contributions 2017-12-31 0
Minimum required contributions for current year target normal cost 2017-12-31 260,668
Net shortfall amortization installment of oustanding balance 2017-12-31 0
Waiver amortization installment 2017-12-31 0
Total funding amount beforereflecting carryover/prefunding balances 2017-12-31 252,138
Carryover balance elected to use to offset funding requirement 2017-12-31 0
Prefunding balance elected to use to offset funding requirement 2017-12-31 0
Additional cash requirement 2017-12-31 252,138
Contributions allocatedtoward minimum required contributions for current year 2017-12-31 275,661
Unpaid minimum required contributions for current year 2017-12-31 0
Unpaid minimum required contributions for all years 2017-12-31 0
2016: STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN 2016 401k membership
Market value of plan assets 2016-12-31 486,536
Acturial value of plan assets 2016-12-31 486,536
Funding target for retired participants and beneficiaries receiving payment 2016-12-31 0
Number of terminated vested participants 2016-12-31 1
Fundng target for terminated vested participants 2016-12-31 556
Active participant vested funding target 2016-12-31 492,636
Number of active participants 2016-12-31 3
Total funding liabilities for active participants 2016-12-31 492,636
Total participant count 2016-12-31 4
Total funding target for all participants 2016-12-31 493,192
Balance at beginning of prior year after applicable adjustments 2016-12-31 0
Prefunding balance at beginning of prior year after applicable adjustments 2016-12-31 0
Carryover balanced portion elected for use to offset prior years funding requirement 2016-12-31 0
Prefunding balanced used to offset prior years funding requirement 2016-12-31 0
Amount remaining of carryover balance 2016-12-31 0
Amount remaining of prefunding balance 2016-12-31 0
Present value of excess contributions 2016-12-31 12,368
Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance 2016-12-31 12,996
Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance 2016-12-31 0
Reductions in caryover balances due to elections or deemed elections 2016-12-31 0
Reductions in prefunding balances due to elections or deemed elections 2016-12-31 0
Balance of carryovers at beginning of current year 2016-12-31 0
Balance of prefunding at beginning of current year 2016-12-31 0
Total employer contributions 2016-12-31 266,464
Total employee contributions 2016-12-31 0
Contributions allocated toward unpaid minimum require contributions from prior years 2016-12-31 0
Contributions made to avoid restrictions adjusted to valuation date 2016-12-31 0
Contributions allocated toward minimum required contributions for current year adjusted to valuation date 2016-12-31 258,113
Unpaid minimum required contributions for all prior years 2016-12-31 0
iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years 2016-12-31 0
Remaining amount of unpaid minimum required contributions 2016-12-31 0
Minimum required contributions for current year target normal cost 2016-12-31 243,014
Net shortfall amortization installment of oustanding balance 2016-12-31 6,656
Waiver amortization installment 2016-12-31 0
Total funding amount beforereflecting carryover/prefunding balances 2016-12-31 244,114
Carryover balance elected to use to offset funding requirement 2016-12-31 0
Prefunding balance elected to use to offset funding requirement 2016-12-31 0
Additional cash requirement 2016-12-31 244,114
Contributions allocatedtoward minimum required contributions for current year 2016-12-31 258,113
Unpaid minimum required contributions for current year 2016-12-31 0
Unpaid minimum required contributions for all years 2016-12-31 0

Measure	Date	Value
2022: STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN 2022 401k membership
Market value of plan assets	2022-12-31	2,495,539
Acturial value of plan assets	2022-12-31	2,495,539
Funding target for retired participants and beneficiaries receiving payment	2022-12-31	0
Number of terminated vested participants	2022-12-31	1
Fundng target for terminated vested participants	2022-12-31	2,029
Active participant vested funding target	2022-12-31	2,540,307
Number of active participants	2022-12-31	5
Total funding liabilities for active participants	2022-12-31	2,540,307
Total participant count	2022-12-31	6
Total funding target for all participants	2022-12-31	2,542,336
Balance at beginning of prior year after applicable adjustments	2022-12-31	0
Prefunding balance at beginning of prior year after applicable adjustments	2022-12-31	0
Carryover balanced portion elected for use to offset prior years funding requirement	2022-12-31	0
Prefunding balanced used to offset prior years funding requirement	2022-12-31	0
Amount remaining of carryover balance	2022-12-31	0
Amount remaining of prefunding balance	2022-12-31	0
Present value of excess contributions	2022-12-31	30,900
Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance	2022-12-31	32,436
Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance	2022-12-31	0
Reductions in caryover balances due to elections or deemed elections	2022-12-31	0
Reductions in prefunding balances due to elections or deemed elections	2022-12-31	0
Balance of carryovers at beginning of current year	2022-12-31	0
Balance of prefunding at beginning of current year	2022-12-31	0
Total employer contributions	2022-12-31	430,000
Total employee contributions	2022-12-31	0
Contributions allocated toward unpaid minimum require contributions from prior years	2022-12-31	0
Contributions made to avoid restrictions adjusted to valuation date	2022-12-31	0
Contributions allocated toward minimum required contributions for current year adjusted to valuation date	2022-12-31	409,684
Unpaid minimum required contributions for all prior years	2022-12-31	0
iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years	2022-12-31	0
Remaining amount of unpaid minimum required contributions	2022-12-31	0
Minimum required contributions for current year target normal cost	2022-12-31	299,266
Net shortfall amortization installment of oustanding balance	2022-12-31	46,797
Waiver amortization installment	2022-12-31	0
Total funding amount beforereflecting carryover/prefunding balances	2022-12-31	303,591
Carryover balance elected to use to offset funding requirement	2022-12-31	0
Prefunding balance elected to use to offset funding requirement	2022-12-31	0
Additional cash requirement	2022-12-31	303,591
Contributions allocatedtoward minimum required contributions for current year	2022-12-31	409,684
Unpaid minimum required contributions for current year	2022-12-31	0
Unpaid minimum required contributions for all years	2022-12-31	0
2021: STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN 2021 401k membership
Market value of plan assets	2021-12-31	2,177,061
Acturial value of plan assets	2021-12-31	2,177,061
Funding target for retired participants and beneficiaries receiving payment	2021-12-31	0
Number of terminated vested participants	2021-12-31	0
Fundng target for terminated vested participants	2021-12-31	0
Active participant vested funding target	2021-12-31	2,142,479
Number of active participants	2021-12-31	5
Total funding liabilities for active participants	2021-12-31	2,142,479
Total participant count	2021-12-31	5
Total funding target for all participants	2021-12-31	2,142,479
Balance at beginning of prior year after applicable adjustments	2021-12-31	0
Prefunding balance at beginning of prior year after applicable adjustments	2021-12-31	0
Carryover balanced portion elected for use to offset prior years funding requirement	2021-12-31	0
Prefunding balanced used to offset prior years funding requirement	2021-12-31	0
Amount remaining of carryover balance	2021-12-31	0
Amount remaining of prefunding balance	2021-12-31	0
Present value of excess contributions	2021-12-31	25,965
Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance	2021-12-31	27,014
Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance	2021-12-31	0
Reductions in caryover balances due to elections or deemed elections	2021-12-31	0
Reductions in prefunding balances due to elections or deemed elections	2021-12-31	0
Balance of carryovers at beginning of current year	2021-12-31	0
Balance of prefunding at beginning of current year	2021-12-31	0
Total employer contributions	2021-12-31	305,295
Total employee contributions	2021-12-31	0
Contributions allocated toward unpaid minimum require contributions from prior years	2021-12-31	0
Contributions made to avoid restrictions adjusted to valuation date	2021-12-31	0
Contributions allocated toward minimum required contributions for current year adjusted to valuation date	2021-12-31	295,280
Unpaid minimum required contributions for all prior years	2021-12-31	0
iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years	2021-12-31	0
Remaining amount of unpaid minimum required contributions	2021-12-31	0
Minimum required contributions for current year target normal cost	2021-12-31	298,962
Net shortfall amortization installment of oustanding balance	2021-12-31	0
Waiver amortization installment	2021-12-31	0
Total funding amount beforereflecting carryover/prefunding balances	2021-12-31	264,380
Carryover balance elected to use to offset funding requirement	2021-12-31	0
Prefunding balance elected to use to offset funding requirement	2021-12-31	0
Additional cash requirement	2021-12-31	264,380
Contributions allocatedtoward minimum required contributions for current year	2021-12-31	295,280
Unpaid minimum required contributions for current year	2021-12-31	0
Unpaid minimum required contributions for all years	2021-12-31	0
2020: STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN 2020 401k membership
Market value of plan assets	2020-12-31	1,798,865
Acturial value of plan assets	2020-12-31	1,798,865
Funding target for retired participants and beneficiaries receiving payment	2020-12-31	0
Number of terminated vested participants	2020-12-31	0
Fundng target for terminated vested participants	2020-12-31	0
Active participant vested funding target	2020-12-31	1,780,197
Number of active participants	2020-12-31	4
Total funding liabilities for active participants	2020-12-31	1,780,197
Total participant count	2020-12-31	4
Total funding target for all participants	2020-12-31	1,780,197
Balance at beginning of prior year after applicable adjustments	2020-12-31	0
Prefunding balance at beginning of prior year after applicable adjustments	2020-12-31	0
Carryover balanced portion elected for use to offset prior years funding requirement	2020-12-31	0
Prefunding balanced used to offset prior years funding requirement	2020-12-31	0
Amount remaining of carryover balance	2020-12-31	0
Amount remaining of prefunding balance	2020-12-31	0
Present value of excess contributions	2020-12-31	46,608
Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance	2020-12-31	48,538
Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance	2020-12-31	0
Reductions in caryover balances due to elections or deemed elections	2020-12-31	0
Reductions in prefunding balances due to elections or deemed elections	2020-12-31	0
Balance of carryovers at beginning of current year	2020-12-31	0
Balance of prefunding at beginning of current year	2020-12-31	0
Total employer contributions	2020-12-31	319,984
Total employee contributions	2020-12-31	0
Contributions allocated toward unpaid minimum require contributions from prior years	2020-12-31	0
Contributions made to avoid restrictions adjusted to valuation date	2020-12-31	0
Contributions allocated toward minimum required contributions for current year adjusted to valuation date	2020-12-31	308,766
Unpaid minimum required contributions for all prior years	2020-12-31	0
iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years	2020-12-31	0
Remaining amount of unpaid minimum required contributions	2020-12-31	0
Minimum required contributions for current year target normal cost	2020-12-31	301,469
Net shortfall amortization installment of oustanding balance	2020-12-31	0
Waiver amortization installment	2020-12-31	0
Total funding amount beforereflecting carryover/prefunding balances	2020-12-31	282,801
Carryover balance elected to use to offset funding requirement	2020-12-31	0
Prefunding balance elected to use to offset funding requirement	2020-12-31	0
Additional cash requirement	2020-12-31	282,801
Contributions allocatedtoward minimum required contributions for current year	2020-12-31	308,766
Unpaid minimum required contributions for current year	2020-12-31	0
Unpaid minimum required contributions for all years	2020-12-31	0
2019: STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN 2019 401k membership
Market value of plan assets	2019-12-31	1,355,854
Acturial value of plan assets	2019-12-31	1,355,854
Funding target for retired participants and beneficiaries receiving payment	2019-12-31	0
Number of terminated vested participants	2019-12-31	0
Fundng target for terminated vested participants	2019-12-31	0
Active participant vested funding target	2019-12-31	1,408,467
Number of active participants	2019-12-31	4
Total funding liabilities for active participants	2019-12-31	1,408,467
Total participant count	2019-12-31	4
Total funding target for all participants	2019-12-31	1,408,467
Balance at beginning of prior year after applicable adjustments	2019-12-31	0
Prefunding balance at beginning of prior year after applicable adjustments	2019-12-31	0
Carryover balanced portion elected for use to offset prior years funding requirement	2019-12-31	0
Prefunding balanced used to offset prior years funding requirement	2019-12-31	0
Amount remaining of carryover balance	2019-12-31	0
Amount remaining of prefunding balance	2019-12-31	0
Present value of excess contributions	2019-12-31	14,679
Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance	2019-12-31	15,310
Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance	2019-12-31	0
Reductions in caryover balances due to elections or deemed elections	2019-12-31	0
Reductions in prefunding balances due to elections or deemed elections	2019-12-31	0
Balance of carryovers at beginning of current year	2019-12-31	0
Balance of prefunding at beginning of current year	2019-12-31	0
Total employer contributions	2019-12-31	370,726
Total employee contributions	2019-12-31	0
Contributions allocated toward unpaid minimum require contributions from prior years	2019-12-31	0
Contributions made to avoid restrictions adjusted to valuation date	2019-12-31	0
Contributions allocated toward minimum required contributions for current year adjusted to valuation date	2019-12-31	355,988
Unpaid minimum required contributions for all prior years	2019-12-31	0
iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years	2019-12-31	0
Remaining amount of unpaid minimum required contributions	2019-12-31	0
Minimum required contributions for current year target normal cost	2019-12-31	300,831
Net shortfall amortization installment of oustanding balance	2019-12-31	52,613
Waiver amortization installment	2019-12-31	0
Total funding amount beforereflecting carryover/prefunding balances	2019-12-31	309,380
Carryover balance elected to use to offset funding requirement	2019-12-31	0
Prefunding balance elected to use to offset funding requirement	2019-12-31	0
Additional cash requirement	2019-12-31	309,380
Contributions allocatedtoward minimum required contributions for current year	2019-12-31	355,988
Unpaid minimum required contributions for current year	2019-12-31	0
Unpaid minimum required contributions for all years	2019-12-31	0
2018: STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN 2018 401k membership
Market value of plan assets	2018-12-31	1,091,523
Acturial value of plan assets	2018-12-31	1,091,523
Funding target for retired participants and beneficiaries receiving payment	2018-12-31	0
Number of terminated vested participants	2018-12-31	0
Fundng target for terminated vested participants	2018-12-31	0
Active participant vested funding target	2018-12-31	1,072,229
Number of active participants	2018-12-31	4
Total funding liabilities for active participants	2018-12-31	1,072,229
Total participant count	2018-12-31	4
Total funding target for all participants	2018-12-31	1,072,229
Balance at beginning of prior year after applicable adjustments	2018-12-31	0
Prefunding balance at beginning of prior year after applicable adjustments	2018-12-31	0
Carryover balanced portion elected for use to offset prior years funding requirement	2018-12-31	0
Prefunding balanced used to offset prior years funding requirement	2018-12-31	0
Amount remaining of carryover balance	2018-12-31	0
Amount remaining of prefunding balance	2018-12-31	0
Present value of excess contributions	2018-12-31	23,523
Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance	2018-12-31	24,582
Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance	2018-12-31	0
Reductions in caryover balances due to elections or deemed elections	2018-12-31	0
Reductions in prefunding balances due to elections or deemed elections	2018-12-31	0
Balance of carryovers at beginning of current year	2018-12-31	0
Balance of prefunding at beginning of current year	2018-12-31	0
Total employer contributions	2018-12-31	279,172
Total employee contributions	2018-12-31	0
Contributions allocated toward unpaid minimum require contributions from prior years	2018-12-31	0
Contributions made to avoid restrictions adjusted to valuation date	2018-12-31	0
Contributions allocated toward minimum required contributions for current year adjusted to valuation date	2018-12-31	274,523
Unpaid minimum required contributions for all prior years	2018-12-31	0
iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years	2018-12-31	0
Remaining amount of unpaid minimum required contributions	2018-12-31	0
Minimum required contributions for current year target normal cost	2018-12-31	279,138
Net shortfall amortization installment of oustanding balance	2018-12-31	0
Waiver amortization installment	2018-12-31	0
Total funding amount beforereflecting carryover/prefunding balances	2018-12-31	259,844
Carryover balance elected to use to offset funding requirement	2018-12-31	0
Prefunding balance elected to use to offset funding requirement	2018-12-31	0
Additional cash requirement	2018-12-31	259,844
Contributions allocatedtoward minimum required contributions for current year	2018-12-31	274,523
Unpaid minimum required contributions for current year	2018-12-31	0
Unpaid minimum required contributions for all years	2018-12-31	0
2017: STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN 2017 401k membership
Market value of plan assets	2017-12-31	776,078
Acturial value of plan assets	2017-12-31	776,078
Funding target for retired participants and beneficiaries receiving payment	2017-12-31	0
Number of terminated vested participants	2017-12-31	0
Fundng target for terminated vested participants	2017-12-31	0
Active participant vested funding target	2017-12-31	767,328
Number of active participants	2017-12-31	4
Total funding liabilities for active participants	2017-12-31	767,548
Total participant count	2017-12-31	4
Total funding target for all participants	2017-12-31	767,548
Balance at beginning of prior year after applicable adjustments	2017-12-31	0
Prefunding balance at beginning of prior year after applicable adjustments	2017-12-31	0
Carryover balanced portion elected for use to offset prior years funding requirement	2017-12-31	0
Prefunding balanced used to offset prior years funding requirement	2017-12-31	0
Amount remaining of carryover balance	2017-12-31	0
Amount remaining of prefunding balance	2017-12-31	0
Present value of excess contributions	2017-12-31	13,999
Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance	2017-12-31	14,665
Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance	2017-12-31	0
Reductions in caryover balances due to elections or deemed elections	2017-12-31	0
Reductions in prefunding balances due to elections or deemed elections	2017-12-31	0
Balance of carryovers at beginning of current year	2017-12-31	0
Balance of prefunding at beginning of current year	2017-12-31	0
Total employer contributions	2017-12-31	282,558
Total employee contributions	2017-12-31	0
Contributions allocated toward unpaid minimum require contributions from prior years	2017-12-31	0
Contributions made to avoid restrictions adjusted to valuation date	2017-12-31	0
Contributions allocated toward minimum required contributions for current year adjusted to valuation date	2017-12-31	275,661
Unpaid minimum required contributions for all prior years	2017-12-31	0
iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years	2017-12-31	0
Remaining amount of unpaid minimum required contributions	2017-12-31	0
Minimum required contributions for current year target normal cost	2017-12-31	260,668
Net shortfall amortization installment of oustanding balance	2017-12-31	0
Waiver amortization installment	2017-12-31	0
Total funding amount beforereflecting carryover/prefunding balances	2017-12-31	252,138
Carryover balance elected to use to offset funding requirement	2017-12-31	0
Prefunding balance elected to use to offset funding requirement	2017-12-31	0
Additional cash requirement	2017-12-31	252,138
Contributions allocatedtoward minimum required contributions for current year	2017-12-31	275,661
Unpaid minimum required contributions for current year	2017-12-31	0
Unpaid minimum required contributions for all years	2017-12-31	0
2016: STUART R. WINTHROP, M.D., INC. CASH BALANCE PENSION PLAN 2016 401k membership
Market value of plan assets	2016-12-31	486,536
Acturial value of plan assets	2016-12-31	486,536
Funding target for retired participants and beneficiaries receiving payment	2016-12-31	0
Number of terminated vested participants	2016-12-31	1
Fundng target for terminated vested participants	2016-12-31	556
Active participant vested funding target	2016-12-31	492,636
Number of active participants	2016-12-31	3
Total funding liabilities for active participants	2016-12-31	492,636
Total participant count	2016-12-31	4
Total funding target for all participants	2016-12-31	493,192
Balance at beginning of prior year after applicable adjustments	2016-12-31	0
Prefunding balance at beginning of prior year after applicable adjustments	2016-12-31	0
Carryover balanced portion elected for use to offset prior years funding requirement	2016-12-31	0
Prefunding balanced used to offset prior years funding requirement	2016-12-31	0
Amount remaining of carryover balance	2016-12-31	0
Amount remaining of prefunding balance	2016-12-31	0
Present value of excess contributions	2016-12-31	12,368
Total available prior years excess cotributions available at beginning of current plan year to add to prefunding balance	2016-12-31	12,996
Total available prior years excess cotributions added at beginning of current plan year to add to prefunding balance	2016-12-31	0
Reductions in caryover balances due to elections or deemed elections	2016-12-31	0
Reductions in prefunding balances due to elections or deemed elections	2016-12-31	0
Balance of carryovers at beginning of current year	2016-12-31	0
Balance of prefunding at beginning of current year	2016-12-31	0
Total employer contributions	2016-12-31	266,464
Total employee contributions	2016-12-31	0
Contributions allocated toward unpaid minimum require contributions from prior years	2016-12-31	0
Contributions made to avoid restrictions adjusted to valuation date	2016-12-31	0
Contributions allocated toward minimum required contributions for current year adjusted to valuation date	2016-12-31	258,113
Unpaid minimum required contributions for all prior years	2016-12-31	0
iDiscounted employer contributions allocated toward unpaid minimum required contributions from prior years	2016-12-31	0
Remaining amount of unpaid minimum required contributions	2016-12-31	0
Minimum required contributions for current year target normal cost	2016-12-31	243,014
Net shortfall amortization installment of oustanding balance	2016-12-31	6,656
Waiver amortization installment	2016-12-31	0
Total funding amount beforereflecting carryover/prefunding balances	2016-12-31	244,114
Carryover balance elected to use to offset funding requirement	2016-12-31	0
Prefunding balance elected to use to offset funding requirement	2016-12-31	0
Additional cash requirement	2016-12-31	244,114
Contributions allocatedtoward minimum required contributions for current year	2016-12-31	258,113
Unpaid minimum required contributions for current year	2016-12-31	0
Unpaid minimum required contributions for all years	2016-12-31	0

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Company Name:	STUART R. WINTHROP, M.D., INC.
Employer identification number (EIN):	953556878
NAIC Classification:	621111
NAIC Description:	Offices of Physicians (except Mental Health Specialists)

Plan id#	Filing Submission Date	Name of Administrator	Date Administrator Signed
004	2022-01-01
004	2022-01-01
004	2021-01-01
004	2020-01-01
004	2019-01-01
004	2018-01-01
004	2017-01-01
004	2016-01-01
004	2015-01-01
004	2014-01-01	STUART R. WINTHROP	2015-05-28