Other · DOL Form 5500 · 2023
Mainehealth Services Retirement Plan
Data updated 2026-08-25
- $2.1B
- Total assets Very large vs avg
- 22,008
- Participants Very large workforce
- 99th
- Percentile by assets National rank
- $96,949
- Avg per participant Below avg balance/head
Official DOL plan name: Mainehealth 403(b) Retirement Plan · Sponsored by Mainehealth Services · Maine · Healthcare & Social Assistance
$2.1B in assets, 22,008 participants
Mainehealth Services's Mainehealth 403(b) Retirement Plan reported $2.1B in total assets and 22,008 participants in its 2023 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.
- #17,592 in Healthcare & Social Assistance (17,684 peers)
Coverage in Maine
Mainehealth 403(b) Retirement Plan covers 22,008 participants in Maine, 47x the typical Maine plan (state average ~472 per filing). Assets: $2.1B.
- #17,592
- in Healthcare & Social Assistance (17,684 peers)
- +19.9%
- assets growth YoY
- 21×
- 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 2023 · DOL Form 5500
$2,133,663,491 Top 1% higher than 99% of 127,068 filed plans
Dashed line + filled bar = this entry, among filed plans.
Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2023
Mainehealth 403(b) Retirement Plan's mega-plan peer group by participant headcount
Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Mainehealth 403(b) Retirement Plan is a mega filing (22,008 participants), the rightmost band on the breakdown.
What changed between DOL Form 5500 filings
plan year 2022 → plan year 2023
- Mainehealth 403(b) Retirement Plan reported net income rose from -$213M in the plan year 2022 filing to $350M in the plan year 2023 filing.
- Mainehealth 403(b) Retirement Plan end-of-year assets rose from $1.8B in the plan year 2022 filing to $2.1B in the plan year 2023 filing.
- Mainehealth 403(b) Retirement Plan reported participants rose from 21,547 in the plan year 2022 filing to 22,008 in the plan year 2023 filing.
DOL schedule card
Filing strip 010431680 · Mainehealth Services PY 2023 · Other
Mainehealth 403(b) Retirement Plan · $2.1B · 22,008 · 99th
- 5500 $2.1B
- 5500 22,008
- 5500 99th
- 5500 Other
- 5500 near Princeton University Retirement Plan
- 5500 ind #17592
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) | $1.8B |
|---|---|
| Net Assets (End of Year) | $2.1B |
| Net Income | $350M |
| 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 $1.1B · 12,015
- Jax 403(b) Retirement Plan $526M · 2,592
- Mainegeneral Health 403(b) Retirement Plan $372M · 4,570
- Colby College Retirement Plan $278M · 916
- University of New England Defined Contribution Plan $227M · 1,077
Scale composition for Mainehealth 403(b) Retirement Plan
Mainehealth 403(b) Retirement Plan reports $2.1B in end-of-year assets across 22,008 participants (0.017% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.023% of 93,925,755 covered participants) - about $96,949 per participant (70% of the national average assets-per-participant) . Net income for plan year 2023 was $350M.
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 | This page |
| 2024 · index core | 22,911 | $2.5B | Open filing |
The same sponsor also keeps 1 other index-core plan on PlainRetire:
- Mainehealth 403(b) Retirement Plan (Other, $2.5B, 22,911 participants)
Mainehealth 403(b) Retirement Plan's out-of-state Other peers by assets and headcount
Outside Maine, the nearest Other by assets is Princeton University Retirement Plan in NJ ($2.1B); by covered participants it is Yale-New Haven Hospital and Tax Exempt Affiliates Tax Sheltered Annuity Plan in CT (22,121 participants). Same-state nearby plans are listed separately above.
Closest by plan assets
Nearest other-state filings by tot_assets_eoy ($2.1B here).
- Princeton University Retirement Plan (NJ) $2.1B · 8,456
- The Children's Hospital of Philadelphia Retirement Savings Plan (PA) $2.1B · 18,109
- University Hospitals Health System 403(b) Matched Retirement Savings Plan (OH) $2.1B · 26,534
- Wellstar Health System, Inc. Supplemental Retirement Savings Plan (GA) $2.1B · 24,573
Similar participant headcount
Nearest other-state filings by covered participants (22,008 participants); asset peers above are excluded.
- Yale-New Haven Hospital and Tax Exempt Affiliates Tax Sheltered Annuity Plan (CT) 22,121 · 113 off
- University of Southern California Tax-Deferred Annuity Plan (CA) 21,764 · 244 off
- Stanford Contributory Retirement Plan (CA) 21,674 · 334 off
- Stanford Health Care Retirement Savings Plan (CA) 22,681 · 673 off
DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.