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  2. Marine Biological Laboratory
  • Retirement analytics
  • Benefits analytics
  • Plan summaries
  • Retirement plans
  • Health & Benefits plans

Filings through Oct 24, 2026.

Marine Biological Laboratory

EIN 04-2104690-research-Latest filing 2025
Plans
3
Retirement
2
$125.0M assets
Health & Benefits
1
$4.1M premiums
Participants
1,567
7 MBL STREET - WOODS HOLE, MA 025431015508-289-7239mbl.eduLinkedIn201-500 employeesresearch
Plans on this EIN
3 filings
#003Money purchase-$76.0M - 744 part#002403(b)-$49.0M - 581 part#505Mixed-$4.1M - 336 lives

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

Retirement portfolio analytics

2 plans aggregated / $125.0M assets / 1,325 participants

Assets by plan

Share of aggregate retirement assets

  • CONTRIBUTION RETIREMENT PLAN (#003)$76.0M
  • DEFERRED ANNUITY PLAN (#002)$49.0M
Total $125.0MSelect a row to open it

Participants by plan

Active + retired + deferred vested

  • CONTRIBUTION RETIREMENT PLAN (#003)744
  • DEFERRED ANNUITY PLAN (#002)581
Total 1,325Select a row to open it

Benefits portfolio analytics

1 plan / $4.1M premiums / 336 covered lives

Coverage by line

Premium dollars by benefit type (bundled lines overlap)

  • Health$3.9M
  • Other$192K
  • Life$187K
  • Long-term disability$187K
  • Vision$18K
Total $4.1M5 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

MARINE BIOLOGICAL LABORATORY DEFINED CONTRIBUTION RETIREMENT PLAN

Money purchase

Assets$76.0M
Participants744
On the plan page
Fees vs peersAudit gradeAsset trajectoryContributionsSch C providers
Open plan
Retirement#002

MARINE BIOLOGICAL LABORATORY TAX DEFERRED ANNUITY PLAN

403(b)

Assets$49.0M
Participants581
On the plan page
Fees vs peersAudit gradeAsset trajectoryContributionsSch C providers
Open plan
Health & Benefits#505

MARINE BIOLOGICAL LABORATORY HEALTH AND WELFARE BENEFITS PLAN

Mixed - BLUE CROSS BLUE SHIELD OF MASSACHUSETTS, INC.

Premiums$4.1M
Covered lives336
On the plan page
Premium breakdownCarriersBrokersCoverage stats
Open plan

Retirement plans

2 plans on this EIN

PlanNameTypeAssetsParticipantsLatest year
#003MARINE BIOLOGICAL LABORATORY DEFINED CONTRIBUTION RETIREMENT PLANMoney purchase$76.0M7442025
#002MARINE BIOLOGICAL LABORATORY TAX DEFERRED ANNUITY PLAN403(b)$49.0M5812025
  • MARINE BIOLOGICAL LABORATORY DEFINED CONTRIBUTION RETIREMENT PLAN$76.0M
    #003 · Money purchase · 2025744
  • MARINE BIOLOGICAL LABORATORY TAX DEFERRED ANNUITY PLAN$49.0M
    #002 · 403(b) · 2025581

Health & Benefits plans

1 plan on this EIN

PlanNameFundingCarrierPremiumsCoveredLatest year
#505MARINE BIOLOGICAL LABORATORY HEALTH AND WELFARE BENEFITS PLANMixedBLUE CROSS BLUE SHIELD OF MASSACHUSETTS, INC.$4.1M3362025
  • MARINE BIOLOGICAL LABORATORY HEALTH AND WELFARE BENEFITS PLAN$4.1M
    #505 · Mixed · BLUE CROSS BLUE SHIELD OF MASSACHUSETTS, INC. · 2025336
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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