Other · DOL Form 5500 · 2024
Mainehealth Services Retirement Plan
Data updated 2026-08-25
- $2.5B
- Total assets Very large vs avg
- 22,911
- Participants Very large workforce
- 99th
- Percentile by assets National rank
- $107,382
- Avg per participant Below avg balance/head
Official DOL plan name: Mainehealth 403(b) Retirement Plan · Sponsored by Mainehealth Services · Maine · Healthcare & Social Assistance
$2.5B in assets, 22,911 participants
Mainehealth Services's Mainehealth 403(b) Retirement Plan reported $2.5B in total assets and 22,911 participants in its 2024 DOL Form 5500 filing, ranking in the 99th 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.
- #16,824 in Healthcare & Social Assistance (16,916 peers)
Coverage in Maine
Mainehealth 403(b) Retirement Plan covers 22,911 participants in Maine, 49x the typical Maine plan (state average ~472 per filing). Assets: $2.5B.
- #16,824
- in Healthcare & Social Assistance (16,916 peers)
- +15.3%
- assets growth YoY
- 25×
- vs typical plan assets (national mean)
Mainehealth 403(b) Retirement Plan's outsized position by total assets
Mainehealth 403(b) Retirement Plan vs every filed plan by assets
End-of-year total assets · plan year 2024 · DOL Form 5500
$2,460,227,578 Top 1% higher than 99% of 123,620 filed plans
Dashed line + filled bar = this entry, among filed plans.
Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2024
Mainehealth 403(b) Retirement Plan's mega-plan peer group by participant headcount
Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Mainehealth 403(b) Retirement Plan is a mega filing (22,911 participants), the rightmost band on the breakdown.
What changed between DOL Form 5500 filings
plan year 2023 → plan year 2024
- Mainehealth 403(b) Retirement Plan end-of-year assets rose from $2.1B in the plan year 2023 filing to $2.5B in the plan year 2024 filing.
- Mainehealth 403(b) Retirement Plan reported net income fell from $350M in the plan year 2023 filing to $327M in the plan year 2024 filing.
- Mainehealth 403(b) Retirement Plan reported participants rose from 22,008 in the plan year 2023 filing to 22,911 in the plan year 2024 filing.
Plan-year Form 5500 strip
Filing strip 010431680 · Mainehealth Services PY 2024 · Other
Mainehealth 403(b) Retirement Plan · $2.5B · 22,911 · 99th
- VS-ST $2.5B
- BOY 22,911
- SCH 99th
- EBSA Other
- PART near University Hospitals Health System 403(b) Matched Retirement Savings Plan
- TYPE ind #16824
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 Healthcare & Social Assistance retirement plans → · Plans in Maine →
Mainehealth 403(b) Retirement Plan in the asset neighbourhood
Maine filing particulars
| Total Assets (Beginning of Year) | $2.1B |
|---|---|
| Net Assets (End of Year) | $2.5B |
| Net Income | $327M |
| Employer EIN | 010431680 |
| Plan Effective Date | 2000-10-01 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Mainehealth Services)
Sponsor-wide plan assets over time
All Mainehealth Services plans reported in each filing year
- Latest sponsor-wide plan assets
- $2.5B 37.73637874739918% vs 2022
- 2024 filing year
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 2 | 22,323 | $1.8B |
| 2023 | 2 | 22,744 | $2.2B |
| 2024 | 2 | 23,403 | $2.5B |
Nearby Other Plans in Maine
Peer Other plans, same state, same plan type, ranked by total assets.
- Northern Light Health Retirement Partnership 403(b) Plan $1.2B · 10,712
- Jax 403(b) Retirement Plan $603M · 2,735
- Mainegeneral Health 403(b) Retirement Plan $414M · 4,718
- Colby College Retirement Plan $297M · 978
- University of New England Defined Contribution Plan $249M · 1,126
Scale composition for Mainehealth 403(b) Retirement Plan
Mainehealth 403(b) Retirement Plan reports $2.5B in end-of-year assets across 22,911 participants (0.020% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.024% of 93,925,755 covered participants) - about $107,382 per participant (78% of the national average assets-per-participant) . Net income for plan year 2024 was $327M.
This plan identity (EIN 010431680, plan #002) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $1.8B to $2.5B (+38.3%) while covered participants moved from 21,547 to 22,911 . Single-year sparse filers cannot show that trail.
| Plan year | Participants | EOY assets | Filing |
|---|---|---|---|
| 2022 | 21,547 | $1.8B | Open filing |
| 2023 | 22,008 | $2.1B | Open filing |
| 2024 · index core | 22,911 | $2.5B | This page |
Mainehealth 403(b) Retirement Plan's out-of-state Other peers by assets and headcount
Outside Maine, the nearest Other by assets is University Hospitals Health System 403(b) Matched Retirement Savings Plan in OH ($2.5B); by covered participants it is Stanford Contributory Retirement Plan in CA (22,753 participants). Same-state nearby plans are listed separately above.
Closest by plan assets
Nearest other-state filings by tot_assets_eoy ($2.5B here).
- University Hospitals Health System 403(b) Matched Retirement Savings Plan (OH) $2.5B · 27,009
- Georgetown University Defined Contribution Retirement Plan (DC) $2.5B · 4,882
- Cornell University Tax-Deferred Annuity Plan (NY) $2.4B · 12,764
- The Children's Hospital of Philadelphia Retirement Savings Plan (PA) $2.5B · 19,571
Similar participant headcount
Nearest other-state filings by covered participants (22,911 participants); asset peers above are excluded.
- Stanford Contributory Retirement Plan (CA) 22,753 · 158 off
- Memorial Sloan Kettering Cancer Center Retirement Savings Plan (NY) 22,606 · 305 off
- Carpenters & Joiners Defined Contribution Plan (MN) 22,289 · 622 off
- The University of Pennsylvania Matching Plan (PA) 22,110 · 801 off
DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.