Defined Benefit (Pension) · DOL Form 5500 · 2023

International Association of Machinists and Aerospace Workers Pension Plan

Data updated 2026-08-06

$896M
Total assets: 660
Participants: 98th
Percentile by assets: $1.4M
Avg per participant

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

$896M in assets, 660 participants

International Association of Machinists and Aerospace Workers's International Association of Machinists and Aerospace Workers Pension Plan reported $896M in total assets and 660 participants in its 2023 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.

98th percentile by assets (of 126,618 plans)
#7,803 in Other Services (7,825 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, $896M for 660 participants (~$1.4M/participant), up 3.2% in 2023.

$896M
total plan assets (2023 EOY): 660
covered participants: 98th
percentile by assets (of 126,618 plans): $1.4M
avg assets per participant

International Association of Machinists and Aerospace Workers Pension Plan reported net income rose from -$202M in the plan year 2022 filing to $28M in the plan year 2023 filing.
International Association of Machinists and Aerospace Workers Pension Plan reported participants rose from 628 in the plan year 2022 filing to 660 in the plan year 2023 filing.
International Association of Machinists and Aerospace Workers Pension Plan end-of-year assets rose from $868M in the plan year 2022 filing to $896M in the plan year 2023 filing.

See the national 2023→2024 release diff →

State

Maryland

Industry

Other Services

International Association of Machinists and Aerospace Workers Pension Plan vs the 2023 asset distribution

By assets, International Association of Machinists and Aerospace Workers Pension Plan outranks 98% of the 126,618 plans that filed a Form 5500 for the 2023 plan year, and holds roughly 9.0x the national average plan size of $100M (730 average participants).

Scale-class filing particulars (2023)

Total Assets (Beginning of Year)	$868M
Net Assets (End of Year)	$896M
Net Income	$28M
Employer EIN	536001417
Plan Effective Date	1979-01-01
Filing Status	FILING RECEIVED

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

Total plan assets by year, all International Association of Machinists and Aerospace Workers plans on file

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

National Electrical Benefit Fund $18.9B · 323,315
Lockheed Martin Corporation Salaried Employee Retirement Program $18.4B · 19,673
Major League Baseball Players Pension Plan $4.6B · 1,087
National Automatic Sprinkler Industry Pension Fund $4.5B · 15,047
International Painters and Allied Trades Industry Pension Plan $4.2B · 44,973

Compare International Association of Machinists … side-by-side with 3 peers →

Similar-Sized Defined Benefit (Pension) Plans Nationally

Defined Benefit (Pension) plans in other states closest to International Association of Machinists and Aerospace Workers Pension Plan by total assets, not by location.

Keysight Technologies, Inc. Retirement Plan (CA) $893M · 2,012
U.a. Local No. 393 Defined Benefit Pension Plan (CA) $899M · 1,988
Unicare Retirement Plan (NJ) $893M · 1,006
University Hospitals Health System, Inc. Retirement Plan (OH) $891M · 23,194

Frequently Asked Questions

How did International Association of Machinists and Aerospace Workers Pension Plan assets move in 2023? ▼

International Association of Machinists and Aerospace Workers Pension Plan edged up modestly - up 3.2% during 2023, from $868M to $896M. Reported net income was $28M.

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 126,618 plans that reported assets for plan year 2023 (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 Keysight Technologies, Inc. Retirement Plan in CA ($893M, 2,012 participants).

Next read for International Association of Machinists …

Scale reading

Ways to act on International Association of Machinists and Aerospace Workers Pension Plan's numbers.

By total assets, International Association of Machinists and Aerospace Workers Pension Plan ranks in the top 5% of all filed plans by assets. See the largest plans
Compare it side-by-side against 3 similar Defined Benefit (Pension) plans in Maryland. Compare plans
International Association of Machinists and Aerospace Workers's sponsor-wide assets have grown 2.2% since 2022 across 3 plan years on file. More Other Services plans

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 536001417.