Other · DOL Form 5500 · 2022

Groton School Retirement Plan

Data updated 2026-08-25

$72M
Total assets Below avg plan size
202
Participants Below avg headcount
91st
Percentile by assets National rank
$355,522
Avg per participant High balance/head
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Official DOL plan name: Groton School 403(b) Defined Contribution Retirement Plan · Sponsored by Groton School · Massachusetts · Educational Services

$72M in assets, 202 participants

Groton School's Groton School 403(b) Defined Contribution Retirement Plan reported $72M in total assets and 202 participants in its 2022 DOL Form 5500 filing, ranking in the 91st percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #3,342 in Educational Services (4,024 peers)

Coverage in Massachusetts

Groton School 403(b) Defined Contribution Retirement Plan covers 202 participants in Massachusetts, about 31% of the average Massachusetts filer (state average ~659 per filing). Assets: $72M.

#3,342
in Educational Services (4,024 peers)
-16.2%
assets change YoY
0.7×
vs typical plan assets (national mean)

The plan reported a net loss of $14M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Groton School 403(b) Defined Contribution Retirement Plan's outsized position by total assets

Groton School 403(b) Defined Contribution Retirement Plan vs every filed plan by assets

End-of-year total assets · plan year 2022 · DOL Form 5500

$71,815,449 Top 9% higher than 91% of 139,123 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2022

Groton School 403(b) Defined Contribution Retirement Plan among mid-size filed plans by headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Groton School 403(b) Defined Contribution Retirement Plan sits mid-pack in the medium band (202 participants).

Plan-year Form 5500 strip

Filing strip 042104265 · Groton School PY 2022 · Other

Groton School 403(b) Defined Contribution Retirement Plan · $72M · 202 · 91st

  • BOOK $72M
  • BOOK 202
  • BOOK 91st
  • BOOK Other
  • BOOK near Anderson Healthcare 403b Plan
  • BOOK ind #3342

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Educational Services retirement plans → · Plans in Massachusetts →

Groton School 403(b) Defined Contribution Retirement Plan in the asset neighbourhood

Anderson Healthcare 403b Plan$72MGroton School 403(b) Defined Contribution Retirement PlanGroton School 403(b) Defined…$72MHopkins School Defined Contribution Retirement PlanHopkins School Defined Contr…$72MFlorida Southern College Defined Contribution Retirement PlanFlorida Southern College Def…$72MSpringside Chestnut Hill Academy 403(b) Retirement PlanSpringside Chestnut Hill Aca…$72M
End-of-year total assets ($M) among Groton School 403(b) Defined Contribution Retirement Plan and nearest nationwide Other peers. Source: DOL Form 5500 plan year 2022.

Massachusetts filing particulars

Total Assets (Beginning of Year)$86M
Net Assets (End of Year)$72M
Net Income-$14M
Employer EIN042104265
Plan Effective Date1923-01-20
Filing StatusFILING RECEIVED

Sponsor Plan History (Groton School)

Sponsor-wide plan assets over time

All Groton School plans reported in each filing year

Latest sponsor-wide plan assets
$112M 21.224308979260275% vs 2022
2024 filing year
$90M$100M$110M$120M 202220232024 $92.6M $112M ▲ +21.2%
Year Plans Participants Total Assets
2022 2 281 $93M
2023 2 279 $103M
2024 2 269 $112M

Nearby Other Plans in Massachusetts

Peer Other plans, same state, same plan type, ranked by total assets.

Groton School 403(b) Defined Contribution Retirement Plan vs. nearby Other plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -50000500010000150002000025000 -1012345 Total assets ($B) Participants Groton School 403(b) Defined Contribution Retirement Plan, Total assets ($B): 0.071815449 · Participants: 202Groton School 403(b) Defined Contribution Retirement PlanThe Mitre Corporation Tax Sheltered Annuity Plan, Total assets ($B): 4.147643081 · Participants: 12320The Mitre Corporation Tax Sheltered Annuity PlanHarvard University Tax Deferred Annuity Plan, Total assets ($B): 3.162431633 · Participants: 21269Harvard University Tax Deferred Annuity PlanBoston University Retirement Plan, Total assets ($B): 2.46303455 · Participants: 8045Boston University Retirement PlanNortheastern University Retirement Plan, Total assets ($B): 1.895761726 · Participants: 9310Northeastern University Retirement PlanBoston University Supplemental Retirement and Savings Plan, Total assets ($B): 1.339557889 · Participants: 12377Boston University Supplemental Retirement and Savings Plan
Groton School 403(b) Defined Contribution Retirement Plan vs. nearby Other plans in Massachusetts, assets vs. participants

Groton School 403(b) Defined Contribution Retirement Plan's out-of-state Other peers by assets and headcount

Outside Massachusetts, the nearest Other by assets is Anderson Healthcare 403b Plan in IL ($72M); by covered participants it is The Park School Annuity Plan in MD (202 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (202 participants); asset peers above are excluded.

DOL Form 5500 plan year 2022. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Groton School 403(b) Defined Contribution Retirement Plan assets move in 2022?
Groton School 403(b) Defined Contribution Retirement Plan declined sharply - down 16.2% during 2022, from $86M to $72M. Reported net income was -$14M.
How have Groton School plan assets changed over time?
Across 3 plan years on file (2022-2024), Groton School's sponsor-wide assets grew 21.2%, from $93M to $112M.
Where does Groton School 403(b) Defined Contribution Retirement Plan rank by assets among Form 5500 filers?
Groton School 403(b) Defined Contribution Retirement Plan ranks in the 91st percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top 10% of all filed plans by assets).
Which Other plans are similar in size to Groton School 403(b) Defined Contribution Retirement Plan?
Among Other plans in other states, the closest by assets is Anderson Healthcare 403b Plan in IL ($72M, 1,405 participants).
Which Other plans cover a similar participant headcount to Groton School 403(b) Defined Contribution Retirement Plan?
Among Other plans in other states, the closest by covered participants is The Park School Annuity Plan in MD (202 participants, $51M in assets).