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  2. Grinnell Mutual Reinsurance Company, Si
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Filings through Oct 24, 2026.

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Grinnell Mutual Reinsurance Company, Si

EIN 42-0245990-insurance-Latest filing 2025
Plans
3
Retirement
2
$234.5M assets
Health & Benefits
1
$11.3M premiums
Participants
1,842
4215 HIGHWAY 146 - GRINNELL, IA 50112641-236-6121commerciallinesonline.comLinkedIn501-1000 employeesinsurance
Plans on this EIN
3 filings
#003401(k)-$163.1M - 827 part#002Traditional DB-$71.4M - 340 part#501Mixed-$11.3M - 714 lives

Health & Benefits portfolio - carriers, brokers and premium across this company's health and benefits plan.

Retirement portfolio analytics

2 plans aggregated / $234.5M assets / 1,167 participants

Assets by plan

Share of aggregate retirement assets

  • AND INVESTMENT PLAN (#003)$163.1M
  • MUTUAL RETIREMENT PLAN (#002)$71.4M
Total $234.5MSelect a row to open it

Recordkeeper share

DC plan assets by Schedule C recordkeeper

Entrenched
  • (Not disclosed)$163.1M
  • PRINCIPAL FINANCIAL GROUP$71.4M
Total $234.5MSelect a row to open it

Participants by plan

Active + retired + deferred vested

  • AND INVESTMENT PLAN (#003)827
  • MUTUAL RETIREMENT PLAN (#002)340
Total 1,167Select a row to open it

Benefits portfolio analytics

1 plan / $11.3M premiums / 714 covered lives

Coverage by line

Premium dollars by benefit type (bundled lines overlap)

  • Health$10.7M
  • Life$426K
  • Long-term disability$103K
  • Vision$61K
Total $11.3M4 rows
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Plan summaries

Each card links to its plan page. The plan page shows fees vs peers, audit grade, history and counterparties.

Retirement#003

GRINNELL MUTUAL SAVINGS AND INVESTMENT PLAN

401(k)

Assets$163.1M
Participants827
On the plan page
Fees vs peersAudit gradeAsset trajectoryContributionsSch C providers
Open plan
Retirement#002

GRINNELL MUTUAL RETIREMENT PLAN

Traditional DB

Assets$71.4M
Participants340
On the plan page
Fees vs peersAudit gradeAsset trajectoryContributionsSch C providers
Open plan
Health & Benefits#501

GRINNELL MUTUAL REINSURANCE COMPANY, SI WELFARE BENEFIT PLAN

Mixed - WELLMARK BLUE CROSS AND BLUE SHIELD OF IOWA

Premiums$11.3M
Covered lives714
On the plan page
Premium breakdownCarriersBrokersCoverage stats
Open plan

Retirement plans

2 plans on this EIN

PlanNameTypeAssetsParticipantsLatest year
#003GRINNELL MUTUAL SAVINGS AND INVESTMENT PLAN401(k)$163.1M8272025
#002GRINNELL MUTUAL RETIREMENT PLANTraditional DB$71.4M3402025
  • GRINNELL MUTUAL SAVINGS AND INVESTMENT PLAN$163.1M
    #003 · 401(k) · 2025827
  • GRINNELL MUTUAL RETIREMENT PLAN$71.4M
    #002 · Traditional DB · 2025340

Health & Benefits plans

1 plan on this EIN

PlanNameFundingCarrierPremiumsCoveredLatest year
#501GRINNELL MUTUAL REINSURANCE COMPANY, SI WELFARE BENEFIT PLANMixedWELLMARK BLUE CROSS AND BLUE SHIELD OF IOWA$11.3M7142025
  • GRINNELL MUTUAL REINSURANCE COMPANY, SI WELFARE BENEFIT PLAN$11.3M
    #501 · Mixed · WELLMARK BLUE CROSS AND BLUE SHIELD OF IOWA · 2025714
Retirement plans
Health & Benefits plans

On this page

  1. Retirement analytics
  2. Benefits analytics
  3. Plan summaries
  4. Retirement plans
  5. Health & Benefits plans
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