Defined Benefit (Pension) · DOL Form 5500 · 2024

Shelter Mutual Insurance Company Pension Plan

Data updated 2026-08-25

$596M
Total assets Above avg plan size
1,558
Participants Near avg headcount
98th
Percentile by assets National rank
$382,833
Avg per participant High balance/head
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Official DOL plan name: Shelter Insurance Employees Retirement Plan · Sponsored by Shelter Mutual Insurance Company · Missouri · Finance & Insurance

$596M in assets, 1,558 participants

Shelter Mutual Insurance Company's Shelter Insurance Employees Retirement Plan reported $596M in total assets and 1,558 participants in its 2024 DOL Form 5500 filing, ranking in the 98th 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.

  • #8,178 in Finance & Insurance (8,549 peers)

Coverage in Missouri

Shelter Insurance Employees Retirement Plan covers 1,558 participants in Missouri, 2.1x the typical Missouri plan (state average ~737 per filing). Assets: $596M.

#8,178
in Finance & Insurance (8,549 peers)
-3.2%
assets change YoY
6.0×
vs typical plan assets (national mean)

The plan reported a net loss of $19M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Shelter Insurance Employees Retirement Plan's outsized position by total assets

Shelter Insurance Employees Retirement Plan vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$596,454,393 Top 2% higher than 98% of 123,620 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 2024

Shelter Insurance Employees Retirement Plan's large-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Shelter Insurance Employees Retirement Plan lands in the large band (1,558 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Shelter Insurance Employees Retirement Plan reported net income fell from $10M in the plan year 2023 filing to -$19M in the plan year 2024 filing.
  • Shelter Insurance Employees Retirement Plan reported participants fell from 1,692 in the plan year 2023 filing to 1,558 in the plan year 2024 filing.
  • Shelter Insurance Employees Retirement Plan end-of-year assets fell from $616M in the plan year 2023 filing to $596M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Plan-year Form 5500 strip

Filing strip 430613000 · Shelter Mutual Insurance Company PY 2024 · Defined Benefit (Pension)

Shelter Insurance Employees Retirement Plan · $596M · 1,558 · 98th

  • PART $596M
  • PART 1,558
  • PART 98th
  • PART Defined Benefit (Pension)
  • PART near Hrsa-Ila Pension Plan
  • PART ind #8178

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 Missouri →

Shelter Insurance Employees Retirement Plan in the asset neighbourhood

Cargill, Inc and Assoc. Co's Pension Plan for Production EmployeesCargill, Inc and Assoc. Co's…$598MInsulators and Allied Workers National Pension FunInsulators and Allied Worker…$597MShelter Insurance Employees Retirement PlanShelter Insurance Employees …$596MHrsa-Ila Pension Plan$596MPension Plan for the Washington Post and CompaniesPension Plan for the Washing…$595M
End-of-year total assets ($M) among Shelter Insurance Employees Retirement Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2024.

Missouri filing particulars

Total Assets (Beginning of Year)$616M
Net Assets (End of Year)$596M
Net Income-$19M
Employer EIN430613000
Plan Effective Date1981-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Shelter Mutual Insurance Company)

Sponsor-wide plan assets over time

All Shelter Mutual Insurance Company plans reported in each filing year

Latest sponsor-wide plan assets
$1.3B 10.10008044195032% vs 2022
2024 filing year
$1.15B$1.2B$1.25B$1.3B$1.35B 202220232024 $1.17B $1.29B ▲ +10.3%
Year Plans Participants Total Assets
2022 2 3,909 $1.2B
2023 2 3,771 $1.3B
2024 2 3,693 $1.3B

Nearby Defined Benefit (Pension) Plans in Missouri

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

Shelter Insurance Employees Retirement Plan vs. nearby Defined Benefit (Pension) plans in Missouri, assets vs. participants Scatter plot of 6 data points. 010000200003000040000 02468 Total assets ($B) Participants Shelter Insurance Employees Retirement Plan, Total assets ($B): 0.596454393 · Participants: 1558Shelter Insurance Employees Retirement PlanBoilermaker-Blacksmith National Pension Trust, Total assets ($B): 7.488413536 · Participants: 28958Boilermaker-Blacksmith National Pension TrustAmeren Retirement Plan, Total assets ($B): 4.799287759 · Participants: 9760Ameren Retirement PlanCo-Op Retirement Plan, Total assets ($B): 3.509086755 · Participants: 15151Co-Op Retirement PlanCarpenters Pension Trust Fund of St. Louis, Total assets ($B): 3.412879552 · Participants: 11832Carpenters Pension Trust Fund of St. LouisEmerson Electric Company Retirement Plan, Total assets ($B): 3.286323754 · Participants: 2467Emerson Electric Company Retirement Plan
Shelter Insurance Employees Retirement Plan vs. nearby Defined Benefit (Pension) plans in Missouri, assets vs. participants

Shelter Insurance Employees Retirement Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Missouri, the nearest Defined Benefit (Pension) by assets is Hrsa-Ila Pension Plan in VA ($596M); by covered participants it is Laborers Local Union No. 158 Pension Plan in PA (1,558 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (1,558 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Shelter Insurance Employees Retirement Plan assets move in 2024? ▼
Shelter Insurance Employees Retirement Plan edged down modestly - down 3.2% during 2024, from $616M to $596M. Reported net income was -$19M.
How have Shelter Mutual Insurance Company plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Shelter Mutual Insurance Company's sponsor-wide assets grew 10.1%, from $1.2B to $1.3B.
Where does Shelter Insurance Employees Retirement Plan rank by assets among Form 5500 filers? ▼
Shelter Insurance Employees Retirement Plan ranks in the 98th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 5% of all filed plans by assets).
Which Defined Benefit (Pension) plans are similar in size to Shelter Insurance Employees Retirement Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by assets is Hrsa-Ila Pension Plan in VA ($596M, 2,371 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to Shelter Insurance Employees Retirement Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Laborers Local Union No. 158 Pension Plan in PA (1,558 participants, $247M in assets).