Defined Benefit (Pension) · DOL Form 5500 · 2023

Grinnell Mutual Reinsurance Company Pension Plan

Data updated 2026-08-25

$103M
Total assets Near avg plan size
291
Participants Below avg headcount
91st
Percentile by assets National rank
$354,689
Avg per participant High balance/head
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Official DOL plan name: Grinnell Mutual Retirement Plan · Sponsored by Grinnell Mutual Reinsurance Company · Iowa · Finance & Insurance

$103M in assets, 291 participants

Grinnell Mutual Reinsurance Company's Grinnell Mutual Retirement Plan reported $103M in total assets and 291 participants in its 2023 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.

  • #7,709 in Finance & Insurance (8,869 peers)

Coverage in Iowa

Grinnell Mutual Retirement Plan covers 291 participants in Iowa, about 48% of the average Iowa filer (state average ~609 per filing). Assets: $103M.

#7,709
in Finance & Insurance (8,869 peers)
+3.7%
assets growth YoY
1.0×
vs typical plan assets (national mean)

Grinnell Mutual Retirement Plan's outsized position by total assets

Grinnell Mutual Retirement Plan vs every filed plan by assets

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

$103,214,446 Top 9% higher than 91% 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

Grinnell Mutual 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. Grinnell Mutual Retirement Plan sits mid-pack in the medium band (291 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Grinnell Mutual Retirement Plan reported net income rose from -$34M in the plan year 2022 filing to $4M in the plan year 2023 filing.
  • Grinnell Mutual Retirement Plan reported participants fell from 305 in the plan year 2022 filing to 291 in the plan year 2023 filing.
  • Grinnell Mutual Retirement Plan end-of-year assets rose from $100M in the plan year 2022 filing to $103M in the plan year 2023 filing.

See the national 2022→2023 release diff →

Published 5500 schedule card

Filing strip 420245990 · Grinnell Mutual Reinsurance Company PY 2023 · Defined Benefit (Pension)

Grinnell Mutual Retirement Plan · $103M · 291 · 91st

  • EOY $103M
  • EOY 291
  • EOY 91st
  • EOY Defined Benefit (Pension)
  • EOY near United Association Plumbers Local 773 Pension Plan
  • EOY ind #7709

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 Iowa →

Grinnell Mutual Retirement Plan in the asset neighbourhood

Instant Brands Pension Plan$103MTopflight Corporation Revised Retirement PlanTopflight Corporation Revise…$103MSandia Laboratory Federal Credit Union Employees' Cash Balance Pension PlanSandia Laboratory Federal Cr…$103MUnited Association Plumbers Local 773 Pension PlanUnited Association Plumbers …$103MGrinnell Mutual Retirement PlanGrinnell Mutual Retirement P…$103M
End-of-year total assets ($M) among Grinnell Mutual Retirement Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2023.

Iowa filing particulars

Total Assets (Beginning of Year)$100M
Net Assets (End of Year)$103M
Net Income$4M
Employer EIN420245990
Plan Effective Date1969-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Grinnell Mutual Reinsurance Company)

Sponsor-wide plan assets over time

All Grinnell Mutual Reinsurance Company plans reported in each filing year

Latest sponsor-wide plan assets
$224M 2.3097348199123355% vs 2022
2024 filing year
$210M$220M$230M$240M 202220232024 $219M $224M ▲ +2.3%
Year Plans Participants Total Assets
2022 2 1,112 $219M
2023 2 1,106 $238M
2024 2 1,027 $224M

Nearby Defined Benefit (Pension) Plans in Iowa

Peer Defined Benefit (Pension) plans, same state, same plan type, ranked by total assets.

Grinnell Mutual Retirement Plan vs. nearby Defined Benefit (Pension) plans in Iowa, assets vs. participants Scatter plot of 6 data points. -5000050001000015000 -0.500.511.522.5 Total assets ($B) Participants Grinnell Mutual Retirement Plan, Total assets ($B): 0.103214446 · Participants: 291Grinnell Mutual Retirement PlanTransamerica Pension Plan, Total assets ($B): 2.323730661 · Participants: 6519Transamerica Pension PlanPrincipal Cash Balance Plan, Total assets ($B): 1.699129128 · Participants: 12492Principal Cash Balance PlanMidamerican Energy Company Retirement Plan, Total assets ($B): 0.515952654 · Participants: 3002Midamerican Energy Company Retirement PlanEmployers Mutual Casualty Company Retirement Plan, Total assets ($B): 0.346674752 · Participants: 1835Employers Mutual Casualty Company Retirement PlanNon-Contributory Retirement Program for Certain Employees of Wellmark, Inc., Total assets ($B): 0.297274074 · Participants: 1474Non-Contributory Retirement Program for Certain Employees of Wellmark, Inc.
Grinnell Mutual Retirement Plan vs. nearby Defined Benefit (Pension) plans in Iowa, assets vs. participants
Compare Grinnell Mutual Retirement Plan side-by-side with 3 peers →

Grinnell Mutual Retirement Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Iowa, the nearest Defined Benefit (Pension) by assets is United Association Plumbers Local 773 Pension Plan in NY ($103M); by covered participants it is Wagi Cash Balance Plan in WA (291 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (291 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 Grinnell Mutual Retirement Plan assets move in 2023? ▼
Grinnell Mutual Retirement Plan edged up modestly - up 3.7% during 2023, from $100M to $103M. Reported net income was $4M.
How have Grinnell Mutual Reinsurance Company plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Grinnell Mutual Reinsurance Company's sponsor-wide assets grew 2.3%, from $219M to $224M.
Where does Grinnell Mutual Retirement Plan rank by assets among Form 5500 filers? ▼
Grinnell Mutual Retirement Plan ranks in the 91st 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 Defined Benefit (Pension) plans are similar in size to Grinnell Mutual Retirement Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by assets is United Association Plumbers Local 773 Pension Plan in NY ($103M, 304 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to Grinnell Mutual Retirement Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Wagi Cash Balance Plan in WA (291 participants, N/A in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 420245990.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.