401(k) · DOL Form 5500 · 2023

Medical Professional Mutual Insurance Company 401(k) Plan

Data updated 2026-08-25

$179M
Total assets Near avg plan size
559
Participants Below avg headcount
94th
Percentile by assets National rank
$321,020
Avg per participant High balance/head
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Official DOL plan name: Coverys 401(k) Retirement Plan · Sponsored by Medical Professional Mutual Insurance Company · Massachusetts · Finance & Insurance

$179M in assets, 559 participants

Medical Professional Mutual Insurance Company's Coverys 401(k) Retirement Plan reported $179M in total assets and 559 participants in its 2023 DOL Form 5500 filing, ranking in the 94th 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.

  • #8,065 in Finance & Insurance (8,869 peers)

Where Coverys 401(k) Retirement Plan sits by assets

Coverys 401(k) Retirement Plan sits in the top 10% of all filed plans by assets, $179M for 559 participants (~$321,020/participant), up 20.1% in 2023.

#8,065
in Finance & Insurance (8,869 peers)
+20.1%
assets growth YoY
1.8×
vs typical plan assets (national mean)

Coverys 401(k) Retirement Plan's outsized position by total assets

Coverys 401(k) Retirement Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$179,450,431 Top 6% higher than 94% of 127,068 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 2023

Coverys 401(k) Retirement Plan among mid-size filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Coverys 401(k) Retirement Plan sits mid-pack in the medium band (559 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Coverys 401(k) Retirement Plan reported net income rose from -$43M in the plan year 2022 filing to $28M in the plan year 2023 filing.
  • Coverys 401(k) Retirement Plan end-of-year assets rose from $149M in the plan year 2022 filing to $179M in the plan year 2023 filing.

See the national 2022→2023 release diff →

Form 5500 schedule snapshot

Filing strip 042595783 · Medical Professional Mutual Insurance Company PY 2023 · 401(k)

Coverys 401(k) Retirement Plan · $179M · 559 · 94th

  • NET $179M
  • BOOK 559
  • VS-ST 94th
  • BOY 401(k)
  • SCH near Rogers Group, Inc.& Affiliates Retirement Savings Plan
  • EBSA ind #8065

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 Finance & Insurance retirement plans → · Plans in Massachusetts →

Coverys 401(k) Retirement Plan in the asset neighbourhood

Si Group, Inc. Retirement and Savings PlanSi Group, Inc. Retirement an…$180MCoverys 401(k) Retirement PlanCoverys 401(k) Retirement Pl…$179MRogers Group, Inc.& Affiliates Retirement Savings PlanRogers Group, Inc.& Affiliat…$179MTradition America Holdings, Inc. 401(k) PlanTradition America Holdings, …$179MWorld Wrestling Entertainment, Inc. 401(k) PlanWorld Wrestling Entertainmen…$179M
End-of-year total assets ($M) among Coverys 401(k) Retirement Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Scale-class filing particulars (2023)

Total Assets (Beginning of Year)$149M
Net Assets (End of Year)$179M
Net Income$28M
Employer EIN042595783
Plan Effective Date1989-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Medical Professional Mutual Insurance Company)

Sponsor-wide plan assets over time

All Medical Professional Mutual Insurance Company plans reported in each filing year

Latest sponsor-wide plan assets
$186M 24.758603645402722% vs 2022
2024 filing year
$140M$160M$180M$200M 202220232024 $149M $186M ▲ +24.8%
Year Plans Participants Total Assets
2022 1 556 $149M
2023 1 559 $179M
2024 1 575 $186M

Nearby 401(k) Plans in Massachusetts

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Coverys 401(k) Retirement Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -10010203040 Total assets ($B) Participants Coverys 401(k) Retirement Plan, Total assets ($B): 0.179450431 · Participants: 559Coverys 401(k) Retirement PlanFidelity Retirement Savings Plan, Total assets ($B): 28.649852331 · Participants: 62289Fidelity Retirement Savings PlanLiberty Mutual 401(k) Plan, Total assets ($B): 10.556596852 · Participants: 37052Liberty Mutual 401(k) PlanMassachusetts Institute of Technology Supplemental 401(k) Plan, Total assets ($B): 6.829912863 · Participants: 14094Massachusetts Institute of Technology Supplemental 401(k) PlanBoston Scientific Corporation 401(k) Retirement Savings Plan, Total assets ($B): 5.786107181 · Participants: 19881Boston Scientific Corporation 401(k) Retirement Savings PlanPhilips North America 401(k) Plan, Total assets ($B): 5.779286156 · Participants: 19120Philips North America 401(k) Plan
Coverys 401(k) Retirement Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants

Coverys 401(k) Retirement Plan's out-of-state 401(k) peers by assets and headcount

Outside Massachusetts, the nearest 401(k) by assets is Rogers Group, Inc.& Affiliates Retirement Savings Plan in TN ($179M); by covered participants it is Remco, Inc. Employees 401(k) Plan in PA (559 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (559 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Coverys 401(k) Retirement Plan assets move in 2023?
Coverys 401(k) Retirement Plan grew sharply - up 20.1% during 2023, from $149M to $179M. Reported net income was $28M.
How have Medical Professional Mutual Insurance Company plan assets changed over time?
Across 3 plan years on file (2022-2024), Medical Professional Mutual Insurance Company's sponsor-wide assets grew 24.8%, from $149M to $186M.
Where does Coverys 401(k) Retirement Plan rank by assets among Form 5500 filers?
Coverys 401(k) Retirement Plan ranks in the 94th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 10% of all filed plans by assets).
Which 401(k) plans are similar in size to Coverys 401(k) Retirement Plan?
Among 401(k) plans in other states, the closest by assets is Rogers Group, Inc.& Affiliates Retirement Savings Plan in TN ($179M, 2,761 participants).
Which 401(k) plans cover a similar participant headcount to Coverys 401(k) Retirement Plan?
Among 401(k) plans in other states, the closest by covered participants is Remco, Inc. Employees 401(k) Plan in PA (559 participants, $38M in assets).