Defined Benefit (Pension) · DOL Form 5500 · 2024

Mars, Incorporated Pension Plan

Data updated 2026-08-25

$5.1B
Total assets Very large vs avg
8,869
Participants Very large workforce
100th
Percentile by assets National rank
$573,875
Avg per participant High balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: U. S. Retirement Plan · Sponsored by Mars, Incorporated · New Jersey · Manufacturing

$5.1B in assets, 8,869 participants

Mars, Incorporated's U. S. Retirement Plan reported $5.1B in total assets and 8,869 participants in its 2024 DOL Form 5500 filing, ranking in the 100th 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.

  • #17,666 in Manufacturing (17,777 peers)

Coverage in New Jersey

U. S. Retirement Plan covers 8,869 participants in New Jersey, 11x the typical New Jersey plan (state average ~844 per filing). Assets: $5.1B.

#17,666
in Manufacturing (17,777 peers)
-4.3%
assets change YoY
51×
vs typical plan assets (national mean)

The plan reported a net loss of $229M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

U. S. Retirement Plan's outsized position by total assets

U. S. Retirement Plan vs every filed plan by assets

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

$5,089,699,119 Highest reported value at or above every one 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

U. S. 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. U. S. Retirement Plan lands in the large band (8,869 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • U. S. Retirement Plan reported net income fell from -$107M in the plan year 2023 filing to -$229M in the plan year 2024 filing.
  • U. S. Retirement Plan reported participants fell from 9,670 in the plan year 2023 filing to 8,869 in the plan year 2024 filing.
  • U. S. Retirement Plan end-of-year assets fell from $5.3B in the plan year 2023 filing to $5.1B in the plan year 2024 filing.

See the national 2023→2024 release diff →

Plan-year Form 5500 strip

Filing strip 221594774 · Mars, Incorporated PY 2024 · Defined Benefit (Pension)

U. S. Retirement Plan · $5.1B · 8,869 · 100th

  • SCH $5.1B
  • SCH 8,869
  • SCH 100th
  • SCH Defined Benefit (Pension)
  • SCH near N. Atlantic States Carp. Pension Fund
  • SCH ind #17666

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 Manufacturing retirement plans → · Plans in New Jersey →

U. S. Retirement Plan in the asset neighbourhood

Berkshire Hathaway Consolidated Pension PlanBerkshire Hathaway Consolida…$5.2BU. S. Retirement Plan$5.1BN. Atlantic States Carp. Pension FundN. Atlantic States Carp. Pen…$5.1BAbbvie Pension Plan$5.0BConstellation Retirement ProgramConstellation Retirement Pro…$5.0B
End-of-year total assets ($B) among U. S. Retirement Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2024.

New Jersey filing particulars

Total Assets (Beginning of Year)$5.3B
Net Assets (End of Year)$5.1B
Net Income-$229M
Employer EIN221594774
Plan Effective Date1968-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Mars, Incorporated)

Sponsor-wide plan assets over time

All Mars, Incorporated plans reported in each filing year

Latest sponsor-wide plan assets
$11.7B 22.9945575884106% vs 2022
2024 filing year
$9B$10B$11B$12B 202220232024 $9.47B $11.7B ▲ +23.0%
Year Plans Participants Total Assets
2022 5 60,183 $9.5B
2023 5 58,554 $11.0B
2024 5 59,490 $11.7B

Nearby Defined Benefit (Pension) Plans in New Jersey

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

U. S. Retirement Plan vs. nearby Defined Benefit (Pension) plans in New Jersey, assets vs. participants Scatter plot of 6 data points. 020000400006000080000100000 0510152025 Total assets ($B) Participants U. S. Retirement Plan, Total assets ($B): 5.089699119 · Participants: 8869U. S. Retirement PlanRetirement Plan of Johnson and Johnson, Total assets ($B): 21.095569114 · Participants: 37882Retirement Plan of Johnson and JohnsonJPMorgan Chase Retirement Plan, Total assets ($B): 16.066557714 · Participants: 83812JPMorgan Chase Retirement PlanNokia Retirement Income Plan, Total assets ($B): 12.855309 · Participants: 7280Nokia Retirement Income PlanThe Prudential Merged Retirement Plan, Total assets ($B): 12.025028912 · Participants: 16233The Prudential Merged Retirement PlanMerck US Pension Plan, Total assets ($B): 10.090083286 · Participants: 26843Merck US Pension Plan
U. S. Retirement Plan vs. nearby Defined Benefit (Pension) plans in New Jersey, assets vs. participants

Scale composition for U. S. Retirement Plan

U. S. Retirement Plan reports $5.1B in end-of-year assets across 8,869 participants (0.041% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.009% of 93,925,755 covered participants) - about $573,875 per participant (4.2x the national average assets-per-participant) . Net income for plan year 2024 was -$229M.

This plan identity (EIN 221594774, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $5.4B to $5.1B (-6.2%) while covered participants moved from 11,012 to 8,869 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 11,012 $5.4B Open filing
2023 9,670 $5.3B Open filing
2024 · index core 8,869 $5.1B This page

The same sponsor also keeps 4 other index-core plans on PlainRetire:

U. S. Retirement Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside New Jersey, the nearest Defined Benefit (Pension) by assets is N. Atlantic States Carp. Pension Fund in MA ($5.1B); by covered participants it is Pfizer Consolidated Pension Plan in NY (8,876 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($5.1B here).

Similar participant headcount

Nearest other-state filings by covered participants (8,869 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 U. S. Retirement Plan assets move in 2024?
U. S. Retirement Plan edged down modestly - down 4.3% during 2024, from $5.3B to $5.1B. Reported net income was -$229M.
How have Mars, Incorporated plan assets changed over time?
Across 3 plan years on file (2022-2024), Mars, Incorporated's sponsor-wide assets grew 23.0%, from $9.5B to $11.7B.
Where does U. S. Retirement Plan rank by assets among Form 5500 filers?
U. S. Retirement Plan ranks in the 100th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (among the largest 1% of all filed plans).
Which Defined Benefit (Pension) plans are similar in size to U. S. Retirement Plan?
Among Defined Benefit (Pension) plans in other states, the closest by assets is N. Atlantic States Carp. Pension Fund in MA ($5.1B, 16,946 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to U. S. Retirement Plan?
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Pfizer Consolidated Pension Plan in NY (8,876 participants, $10.0B in assets).