Defined Benefit (Pension) · DOL Form 5500 · 2023

Trimas Corporation Pension Plan

Data updated 2026-08-25

$10M
Total assets Small plan by assets
107
Participants Small participant base
58th
Percentile by assets National rank
$91,203
Avg per participant Below avg balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Trimas Corporation Union Employees Pension Plan · Sponsored by Trimas Corporation · Michigan · Manufacturing

$10M in assets, 107 participants

Trimas Corporation's Trimas Corporation Union Employees Pension Plan reported $10M in total assets and 107 participants in its 2023 DOL Form 5500 filing, ranking in the 58th 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.

  • #8,264 in Manufacturing (18,722 peers)

Coverage in Michigan

Trimas Corporation Union Employees Pension Plan covers 107 participants in Michigan, about 17% of the average Michigan filer (state average ~638 per filing). Assets: $10M.

#8,264
in Manufacturing (18,722 peers)
+16.2%
assets growth YoY

Trimas Corporation Union Employees Pension Plan's mid-pack asset rank among Manufacturing and all filers

Trimas Corporation Union Employees Pension Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$9,758,697 Top 42% higher than 58% of 127,068 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 2023

Trimas Corporation Union Employees Pension Plan among mid-size filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Trimas Corporation Union Employees Pension Plan sits mid-pack in the medium band (107 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Trimas Corporation Union Employees Pension Plan reported net income rose from -$1M in the plan year 2022 filing to $1M in the plan year 2023 filing.
  • Trimas Corporation Union Employees Pension Plan end-of-year assets rose from $8M in the plan year 2022 filing to $10M in the plan year 2023 filing.
  • Trimas Corporation Union Employees Pension Plan reported participants fell from 113 in the plan year 2022 filing to 107 in the plan year 2023 filing.

See the national 2022→2023 release diff →

DOL schedule card

Filing strip 382687639 · Trimas Corporation PY 2023 · Defined Benefit (Pension)

Trimas Corporation Union Employees Pension Plan · $10M · 107 · 58th

  • RANK $10M
  • PHOTO 107
  • IND 58th
  • EOY Defined Benefit (Pension)
  • 5500 near Security First Federal Credit Union Retirement Pension Plan
  • ASSETS ind #8264

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 Michigan →

Trimas Corporation Union Employees Pension Plan in the asset neighbourhood

Nachi Machining Technology Company Salaried Employees' Pension PlanNachi Machining Technology C…$10MTrimas Corporation Union Employees Pension PlanTrimas Corporation Union Emp…$10MSecurity First Federal Credit Union Retirement Pension PlanSecurity First Federal Credi…$10MPension Plan for Hourly Rate Employees of Performance Pipe at Bloomfield & Fairfield, IowaPension Plan for Hourly Rate…$10MNationwide Uniform Corporation Retirement PlanNationwide Uniform Corporati…$10M
End-of-year total assets ($M) among Trimas Corporation Union Employees Pension Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2023.

Michigan filing particulars

Total Assets (Beginning of Year)$8M
Net Assets (End of Year)$10M
Net Income$1M
Employer EIN382687639
Plan Effective Date2002-06-06
Filing StatusFILING RECEIVED

Sponsor Plan History (Trimas Corporation)

Sponsor-wide plan assets over time

All Trimas Corporation plans reported in each filing year

Latest sponsor-wide plan assets
$217M 34.11365171515535% vs 2022
2024 filing year
$140M$160M$180M$200M$220M$240M 202220232024 $162M $217M ▲ +34.1%
Year Plans Participants Total Assets
2022 3 1,735 $162M
2023 3 1,784 $192M
2024 3 2,167 $217M

Nearby Defined Benefit (Pension) Plans in Michigan

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

Trimas Corporation Union Employees Pension Plan vs. nearby Defined Benefit (Pension) plans in Michigan, assets vs. participants Scatter plot of 6 data points. -100000100002000030000 -1001020304050 Total assets ($B) Participants Trimas Corporation Union Employees Pension Plan, Total assets ($B): 0.009758697 · Participants: 107Trimas Corporation Union Employees Pension PlanGeneral Motors Hourly-Rate Employees Pension Plan, Total assets ($B): 44.838918802 · Participants: 17959General Motors Hourly-Rate Employees Pension PlanFord Motor Company UAW Retirement Plan, Total assets ($B): 19.269442236 · Participants: 26442Ford Motor Company UAW Retirement PlanFord Motor Company General Retirement Plan, Total assets ($B): 12.705910161 · Participants: 10215Ford Motor Company General Retirement PlanDow Employees' Pension Plan, Total assets ($B): 11.529460215 · Participants: 14051Dow Employees' Pension PlanFca US LLC UAW Pension Agreement, Total assets ($B): 11.155705594 · Participants: 13635Fca US LLC UAW Pension Agreement
Trimas Corporation Union Employees Pension Plan vs. nearby Defined Benefit (Pension) plans in Michigan, assets vs. participants
Compare Trimas Corporation Union Employees Pension Plan side-by-side with 3 peers →

Trimas Corporation Union Employees Pension Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Michigan, the nearest Defined Benefit (Pension) by assets is Security First Federal Credit Union Retirement Pension Plan in TX ($10M); by covered participants it is Robins Kaplan LLP Cash Balance Pension Plan in MN (107 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (107 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Trimas Corporation Union Employees Pension Plan assets move in 2023? ▼
Trimas Corporation Union Employees Pension Plan grew sharply - up 16.2% during 2023, from $8M to $10M. Reported net income was $1M.
How have Trimas Corporation plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Trimas Corporation's sponsor-wide assets grew 34.1%, from $162M to $217M.
Which Defined Benefit (Pension) plans are similar in size to Trimas Corporation Union Employees Pension Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by assets is Security First Federal Credit Union Retirement Pension Plan in TX ($10M, 52 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to Trimas Corporation Union Employees Pension Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Robins Kaplan LLP Cash Balance Pension Plan in MN (107 participants, $47M in assets).

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 382687639.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.