Other · DOL Form 5500 · 2024
Thayer Academy Retirement Plan
Data updated 2026-08-06
- $91M
- Total assets
- 207
- Participants
- 90th
- Percentile by assets
- $437,221
- Avg per participant
Official DOL plan name: Thayer Academy 403(b) Retirement Plan · Sponsored by Thayer Academy · Massachusetts · Educational Services
$91M in assets, 207 participants
Thayer Academy's Thayer Academy 403(b) Retirement Plan reported $91M in total assets and 207 participants in its 2024 DOL Form 5500 filing, ranking in the 90th 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.
- 90th percentile by assets (of 116,472 plans)
Coverage in Massachusetts
Thayer Academy 403(b) Retirement Plan covers 207 participants in Massachusetts, about 32% of the average Massachusetts filer (state average ~641 per filing). Assets: $91M.
- $91M
- total plan assets (2024 EOY)
- 207
- covered participants
- 90th
- percentile by assets (of 116,472 plans)
- $437,221
- avg assets per participant
What changed between DOL Form 5500 filings
plan year 2023 → plan year 2024
- Thayer Academy 403(b) Retirement Plan reported net income fell from $11M in the plan year 2023 filing to $9M in the plan year 2024 filing.
- Thayer Academy 403(b) Retirement Plan end-of-year assets rose from $82M in the plan year 2023 filing to $91M in the plan year 2024 filing.
- Thayer Academy 403(b) Retirement Plan reported participants fell from 210 in the plan year 2023 filing to 207 in the plan year 2024 filing.
Participants vs Massachusetts filers
In Massachusetts, the average filing covers about 641 participants across 3,941 plans. Thayer Academy 403(b) Retirement Plan reports 207 participants - about 32% of that state average ($91M EOY assets).
Massachusetts filing particulars
| Total Assets (Beginning of Year) | $82M |
|---|---|
| Net Assets (End of Year) | $91M |
| Net Income | $9M |
| Employer EIN | 042105781 |
| Plan Effective Date | 1972-07-01 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Thayer Academy)
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 1 | 215 | $71M |
| 2023 | 1 | 210 | $82M |
| 2024 | 1 | 207 | $91M |
Nearby Other Plans in Massachusetts
Peer Other plans, same state, same plan type, ranked by total assets.
Thayer Academy 403(b) Retirement Plan vs. nearby Other plans in Massachusetts, assets vs. participants
- Harvard University Tax Deferred Annuity Plan $4.3B · 24,395
- Beth Israel Lahey 403(b) Retirement Savings Plan $3.5B · 33,591
- Boston University Retirement Plan $3.0B · 8,173
- Northeastern University Retirement Plan $2.6B · 8,900
- Boston University Supplemental Retirement and Savings Plan $1.7B · 12,869
Similar-Sized Other Plans Nationally
Other plans in other states closest to Thayer Academy 403(b) Retirement Plan by total assets, not by location.
- Mary Institute and Saint Louis Country Day School Defined Contribution Retirement Plan (MO) $90M · 539
- Nebraska Wesleyan University Defined Contribution Retirement Plan (NE) $90M · 415
- Hopkins School Defined Contribution Retirement Plan (CT) $91M · 197
- Dwight Englewood School 403(b) Retirement Savings Plan (NJ) $90M · 249
Frequently Asked Questions
How did Thayer Academy 403(b) Retirement Plan assets move in 2024? ▼
How have Thayer Academy plan assets changed over time? ▼
Where does Thayer Academy 403(b) Retirement Plan rank by assets among Form 5500 filers? ▼
Which Other plans are similar in size to Thayer Academy 403(b) Retirement Plan? ▼
Next read for Thayer Academy 403(b) Retirement Plan
Filing takeaways
Ways to act on Thayer Academy 403(b) Retirement Plan's numbers.
- By total assets, Thayer Academy 403(b) Retirement Plan ranks in the top 10% of all filed plans by assets. See the largest plans
- Compare it side-by-side against 3 similar Other plans in Massachusetts. Compare plans
- Thayer Academy's sponsor-wide assets have grown 28.1% since 2022 across 3 plan years on file. More Educational Services plans
Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.
Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 042105781.
Read our methodology - how this data is sourced, computed, and verified.