Defined Benefit (Pension) · DOL Form 5500 · 2024

International Association of Machinists and Aerospace Workers Pension Plan

Data updated 2026-08-25

$888M
Total assets Above avg plan size
661
Participants Below avg headcount
98th
Percentile by assets National rank
$1.3M
Avg per participant High balance/head
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Official DOL plan name: International Association of Machinists and Aerospace Workers Pension Plan · Sponsored by International Association of Machinists and Aerospace Workers · Maryland · Other Services

$888M in assets, 661 participants

International Association of Machinists and Aerospace Workers's International Association of Machinists and Aerospace Workers Pension Plan reported $888M in total assets and 661 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.

  • #7,695 in Other Services (7,719 peers)

Where International Association of Machinists and Aerospace Workers Pension Plan sits by assets

International Association of Machinists and Aerospace Workers Pension Plan sits in the top 5% of all filed plans by assets, $888M for 661 participants (~$1.3M/participant), down 0.9% in 2024.

#7,695
in Other Services (7,719 peers)
-0.9%
assets change YoY
8.9×
vs typical plan assets (national mean)

The plan reported a net loss of $8M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

International Association of Machinists and Aerospace Workers Pension Plan's outsized position by total assets

International Association of Machinists and Aerospace Workers Pension Plan vs every filed plan by assets

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

$887,708,297 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

International Association of Machinists and Aerospace Workers Pension Plan among mid-size filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. International Association of Machinists and Aerospace Workers Pension Plan sits mid-pack in the medium band (661 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • International Association of Machinists and Aerospace Workers Pension Plan reported net income fell from $28M in the plan year 2023 filing to -$8M in the plan year 2024 filing.
  • International Association of Machinists and Aerospace Workers Pension Plan end-of-year assets fell from $896M in the plan year 2023 filing to $888M in the plan year 2024 filing.

See the national 2023→2024 release diff →

DOL schedule card

Filing strip 536001417 · International Association of Machinists and Aerospace Workers PY 2024 · Defined Benefit (Pension)

International Association of Machinists and Aerospace Workers Pension Plan · $888M · 661 · 98th

  • 5500 $888M
  • 5500 661
  • 5500 98th
  • 5500 Defined Benefit (Pension)
  • 5500 near Laborers Pension Trust Fund - Detroit and Vicinity
  • 5500 ind #7695

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 Other Services retirement plans → · Plans in Maryland →

International Association of Machinists and Aerospace Workers Pension Plan in the asset neighbourhood

Blue Cross Blue Shield of Michigan Employees' Retirement Account PlanBlue Cross Blue Shield of Mi…$893MPermanente Physicians Retirement Plan for MapmgPermanente Physicians Retire…$893MCottage Health Pension Plan$890MInternational Association of Machinists and Aerospace Workers Pension PlanInternational Association of…$888MLaborers Pension Trust Fund - Detroit and VicinityLaborers Pension Trust Fund …$886M
End-of-year total assets ($M) among International Association of Machinists and Aerospace Workers Pension Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2024.

Scale-class filing particulars (2024)

Total Assets (Beginning of Year)$896M
Net Assets (End of Year)$887M
Net Income-$8M
Employer EIN536001417
Plan Effective Date1979-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (International Association of Machinists and Aerospace Workers)

Sponsor-wide plan assets over time

All International Association of Machinists and Aerospace Workers plans reported in each filing year

Latest sponsor-wide plan assets
$888M 2.227704776384617% vs 2022
2024 filing year
$860M$870M$880M$890M$900M 202220232024 $868M $888M ▲ +2.2%
Year Plans Participants Total Assets
2022 1 628 $868M
2023 1 660 $896M
2024 1 661 $888M

Nearby Defined Benefit (Pension) Plans in Maryland

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

International Association of Machinists and Aerospace Workers Pension Plan vs. nearby Defined Benefit (Pension) plans in Maryland, assets vs. participants Scatter plot of 6 data points. -1000000100000200000300000400000 -50510152025 Total assets ($B) Participants International Association of Machinists and Aerospace Workers Pension Plan, Total assets ($B): 0.887708297 · Participants: 661International Association of Machinists and Aerospace Workers Pension PlanNational Electrical Benefit Fund, Total assets ($B): 20.376060206 · Participants: 332362National Electrical Benefit FundLockheed Martin Corporation Salaried Employee Retirement Program, Total assets ($B): 18.271295253 · Participants: 18014Lockheed Martin Corporation Salaried Employee Retirement ProgramBakery & Confectionery Union & Industry International Pension Fund, Total assets ($B): 6.575836095 · Participants: 14954Bakery & Confectionery Union & Industry International Pension FundNational Automatic Sprinkler Industry Pension Fund, Total assets ($B): 4.765198925 · Participants: 15964National Automatic Sprinkler Industry Pension FundMajor League Baseball Players Pension Plan, Total assets ($B): 4.76226641 · Participants: 1091Major League Baseball Players Pension Plan
International Association of Machinists and Aerospace Workers Pension Plan vs. nearby Defined Benefit (Pension) plans in Maryland, assets vs. participants

International Association of Machinists and Aerospace Workers Pension Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Maryland, the nearest Defined Benefit (Pension) by assets is Laborers Pension Trust Fund - Detroit and Vicinity in MI ($886M); by covered participants it is Plumbers Local 27 Pension Fund in PA (663 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (661 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 International Association of Machinists and Aerospace Workers Pension Plan assets move in 2024?
International Association of Machinists and Aerospace Workers Pension Plan held essentially flat - down 0.9% during 2024, from $896M to $888M. Reported net income was -$8M.
How have International Association of Machinists and Aerospace Workers plan assets changed over time?
Across 3 plan years on file (2022-2024), International Association of Machinists and Aerospace Workers's sponsor-wide assets grew 2.2%, from $868M to $888M.
Where does International Association of Machinists and Aerospace Workers Pension Plan rank by assets among Form 5500 filers?
International Association of Machinists and Aerospace Workers Pension 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 International Association of Machinists and Aerospace Workers Pension Plan?
Among Defined Benefit (Pension) plans in other states, the closest by assets is Laborers Pension Trust Fund - Detroit and Vicinity in MI ($886M, 3,016 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to International Association of Machinists and Aerospace Workers Pension Plan?
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Plumbers Local 27 Pension Fund in PA (663 participants, $154M in assets).