401(k) · DOL Form 5500 · 2023

Trimas Corporation 401(k) Plan

Data updated 2026-08-25

$77M
Total assets Below avg plan size
1,211
Participants Near avg headcount
89th
Percentile by assets National rank
$63,871
Avg per participant Low balance/head
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Official DOL plan name: Trimas Corporation Hourly Retirement Program · Sponsored by Trimas Corporation · Michigan · Manufacturing

$77M in assets, 1,211 participants

Trimas Corporation's Trimas Corporation Hourly Retirement Program reported $77M in total assets and 1,211 participants in its 2023 DOL Form 5500 filing, ranking in the 89th 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.

  • #15,789 in Manufacturing (18,722 peers)

Where Trimas Corporation Hourly Retirement Program sits by assets

Trimas Corporation Hourly Retirement Program sits in the top quartile of all filed plans by assets, $77M for 1,211 participants (~$63,871/participant), up 24.1% in 2023.

#15,789
in Manufacturing (18,722 peers)
+24.1%
assets growth YoY
0.8×
vs typical plan assets (national mean)

Trimas Corporation Hourly Retirement Program's outsized position by total assets

Trimas Corporation Hourly Retirement Program vs every filed plan by assets

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

$77,347,825 Top 11% higher than 89% 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 Hourly Retirement Program's large-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Trimas Corporation Hourly Retirement Program lands in the large band (1,211 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Trimas Corporation Hourly Retirement Program reported net income rose from -$16M in the plan year 2022 filing to $11M in the plan year 2023 filing.
  • Trimas Corporation Hourly Retirement Program end-of-year assets rose from $62M in the plan year 2022 filing to $77M in the plan year 2023 filing.
  • Trimas Corporation Hourly Retirement Program reported participants rose from 1,182 in the plan year 2022 filing to 1,211 in the plan year 2023 filing.

See the national 2022→2023 release diff →

DOL schedule card

Filing strip 382687639 · Trimas Corporation PY 2023 · 401(k)

Trimas Corporation Hourly Retirement Program · $77M · 1,211 · 89th

  • IND $77M
  • EOY 1,211
  • 5500 89th
  • ASSETS 401(k)
  • PCT near Mendo Group Savings and Profit Sharing Plan
  • EIN ind #15789

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 Hourly Retirement Program in the asset neighbourhood

Mendo Group Savings and Profit Sharing PlanMendo Group Savings and Prof…$77MMartin/Martin, Inc. 401(k) PlanMartin/Martin, Inc. 401(k) P…$77MTrimas Corporation Hourly Retirement ProgramTrimas Corporation Hourly Re…$77MAra Health Specialists, P. a. 401(k) Profit Sharing PlanAra Health Specialists, P. a…$77MMittera Group, Inc. 401(k) Retirement PlanMittera Group, Inc. 401(k) R…$77M
End-of-year total assets ($M) among Trimas Corporation Hourly Retirement Program and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Scale-class filing particulars (2023)

Total Assets (Beginning of Year)$62M
Net Assets (End of Year)$77M
Net Income$11M
Employer EIN382687639
Plan Effective Date2003-01-01
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 401(k) Plans in Michigan

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Trimas Corporation Hourly Retirement Program vs. nearby 401(k) plans in Michigan, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -50510152025 Total assets ($B) Participants Trimas Corporation Hourly Retirement Program, Total assets ($B): 0.077347825 · Participants: 1211Trimas Corporation Hourly Retirement ProgramGeneral Motors Retirement Savings Plan for Salaried Employees in the United States, Total assets ($B): 20.378449285 · Participants: 47299General Motors Retirement Savings Plan for Salaried Employees in the United StatesFord Motor Co. Savings and Stock Investment Plan for Salaried Employees, Total assets ($B): 15.588575271 · Participants: 30516Ford Motor Co. Savings and Stock Investment Plan for Salaried EmployeesThe Dow Chemical Company Employees' Savings Plan, Total assets ($B): 10.084842211 · Participants: 18088The Dow Chemical Company Employees' Savings PlanThe General Motors Personal Savings Plan for Hourly-Rate Employees in the United States, Total assets ($B): 8.580684909 · Participants: 40393The General Motors Personal Savings Plan for Hourly-Rate Employees in the United StatesFord Motor Co. Tax-Efficient Savings Plan for Hourly Employees, Total assets ($B): 7.617084451 · Participants: 59195Ford Motor Co. Tax-Efficient Savings Plan for Hourly Employees
Trimas Corporation Hourly Retirement Program vs. nearby 401(k) plans in Michigan, assets vs. participants
Compare Trimas Corporation Hourly Retirement Program side-by-side with 3 peers →

Trimas Corporation Hourly Retirement Program's out-of-state 401(k) peers by assets and headcount

Outside Michigan, the nearest 401(k) by assets is Mendo Group Savings and Profit Sharing Plan in CA ($77M); by covered participants it is Terteling Employees' Profit Sharing and Thrift Savings Plan in ID (1,211 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (1,211 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 Hourly Retirement Program assets move in 2023? ▼
Trimas Corporation Hourly Retirement Program grew sharply - up 24.1% during 2023, from $62M to $77M. Reported net income was $11M.
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.
Where does Trimas Corporation Hourly Retirement Program rank by assets among Form 5500 filers? ▼
Trimas Corporation Hourly Retirement Program ranks in the 89th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top quartile of all filed plans by assets).
Which 401(k) plans are similar in size to Trimas Corporation Hourly Retirement Program? ▼
Among 401(k) plans in other states, the closest by assets is Mendo Group Savings and Profit Sharing Plan in CA ($77M, 950 participants).
Which 401(k) plans cover a similar participant headcount to Trimas Corporation Hourly Retirement Program? ▼
Among 401(k) plans in other states, the closest by covered participants is Terteling Employees' Profit Sharing and Thrift Savings Plan in ID (1,211 participants, $162M 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.