401(k) · DOL Form 5500 · 2023

Altra Industrial Motion Corp 401(k) Plan

Data updated 2026-08-25

$286M
Total assets Near avg plan size
3,235
Participants Above avg headcount
96th
Percentile by assets National rank
$88,414
Avg per participant Below avg balance/head
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Official DOL plan name: Altra Industrial Motion Corp. 401(k) Savings Plan · Sponsored by Altra Industrial Motion Corp · Wisconsin · Manufacturing

$286M in assets, 3,235 participants

Altra Industrial Motion Corp's Altra Industrial Motion Corp. 401(k) Savings Plan reported $286M in total assets and 3,235 participants in its 2023 DOL Form 5500 filing, ranking in the 96th 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.

  • #17,521 in Manufacturing (18,722 peers)

Coverage in Wisconsin

Altra Industrial Motion Corp. 401(k) Savings Plan covers 3,235 participants in Wisconsin, 5.7x the typical Wisconsin plan (state average ~563 per filing). Assets: $286M.

#17,521
in Manufacturing (18,722 peers)
+9.3%
assets growth YoY
2.9×
vs typical plan assets (national mean)

Altra Industrial Motion Corp. 401(k) Savings Plan's outsized position by total assets

Altra Industrial Motion Corp. 401(k) Savings Plan vs every filed plan by assets

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

$286,018,700 Top 4% higher than 96% 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

Altra Industrial Motion Corp. 401(k) Savings Plan'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. Altra Industrial Motion Corp. 401(k) Savings Plan lands in the large band (3,235 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Altra Industrial Motion Corp. 401(k) Savings Plan reported net income rose from -$45M in the plan year 2022 filing to $6M in the plan year 2023 filing.
  • Altra Industrial Motion Corp. 401(k) Savings Plan end-of-year assets rose from $262M in the plan year 2022 filing to $286M in the plan year 2023 filing.
  • Altra Industrial Motion Corp. 401(k) Savings Plan reported participants fell from 3,412 in the plan year 2022 filing to 3,235 in the plan year 2023 filing.

See the national 2022→2023 release diff →

DOL schedule card

Filing strip 611478870 · Altra Industrial Motion Corp PY 2023 · 401(k)

Altra Industrial Motion Corp. 401(k) Savings Plan · $286M · 3,235 · 96th

  • BOOK $286M
  • BOOK 3,235
  • BOOK 96th
  • BOOK 401(k)
  • BOOK near Ensign Services, Inc. 401(k) Retirement Savings Plan
  • BOOK ind #17521

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 Wisconsin →

Altra Industrial Motion Corp. 401(k) Savings Plan in the asset neighbourhood

Ppl Employee Savings Plan$286MAltra Industrial Motion Corp. 401(k) Savings PlanAltra Industrial Motion Corp…$286MEnsign Services, Inc. 401(k) Retirement Savings PlanEnsign Services, Inc. 401(k)…$286MVitro Employee Savings Plan$286MAptargroup, Inc. Profit Sharing and Savings PlanAptargroup, Inc. Profit Shar…$286M
End-of-year total assets ($M) among Altra Industrial Motion Corp. 401(k) Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Wisconsin filing particulars

Total Assets (Beginning of Year)$262M
Net Assets (End of Year)$286M
Net Income$6M
Employer EIN611478870
Plan Effective Date2004-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Altra Industrial Motion Corp)

Sponsor-wide plan assets over time

All Altra Industrial Motion Corp plans reported in each filing year

Latest sponsor-wide plan assets
$286M 2.3024673072974386% vs 2022
2023 filing year
$278M$280M$282M$284M$286M$288M 20222023 $280M $286M ▲ +2.3%
Year Plans Participants Total Assets
2022 2 3,629 $280M
2023 2 3,466 $286M

Nearby 401(k) Plans in Wisconsin

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

Altra Industrial Motion Corp. 401(k) Savings Plan vs. nearby 401(k) plans in Wisconsin, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000100000 -20246810 Total assets ($B) Participants Altra Industrial Motion Corp. 401(k) Savings Plan, Total assets ($B): 0.2860187 · Participants: 3235Altra Industrial Motion Corp. 401(k) Savings PlanAdvocate Aurora Health 401(k) Plan, Total assets ($B): 9.125723544 · Participants: 76956Advocate Aurora Health 401(k) PlanJohnson Controls Retirement Savings and Investment Plan, Total assets ($B): 6.160116767 · Participants: 28904Johnson Controls Retirement Savings and Investment PlanFiserv 401(k) Savings Plan, Total assets ($B): 4.81171463 · Participants: 25280Fiserv 401(k) Savings PlanKimberly-Clark Corporation 401(k) & Profit Sharing Plan, Total assets ($B): 4.550761 · Participants: 11236Kimberly-Clark Corporation 401(k) & Profit Sharing PlanRockwell Automation Retirement Savings Plan, Total assets ($B): 3.62235882 · Participants: 8877Rockwell Automation Retirement Savings Plan
Altra Industrial Motion Corp. 401(k) Savings Plan vs. nearby 401(k) plans in Wisconsin, assets vs. participants
Compare Altra Industrial Motion Corp. 401(k) Savings Plan side-by-side with 3 peers →

Altra Industrial Motion Corp. 401(k) Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside Wisconsin, the nearest 401(k) by assets is Ensign Services, Inc. 401(k) Retirement Savings Plan in CA ($286M); by covered participants it is Engie 401(k) Plan in TX (3,236 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($286M here).

Similar participant headcount

Nearest other-state filings by covered participants (3,235 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 Altra Industrial Motion Corp. 401(k) Savings Plan assets move in 2023? ▼
Altra Industrial Motion Corp. 401(k) Savings Plan grew at a solid clip - up 9.3% during 2023, from $262M to $286M. Reported net income was $6M.
How have Altra Industrial Motion Corp plan assets changed over time? ▼
Across 2 plan years on file (2022-2023), Altra Industrial Motion Corp's sponsor-wide assets grew 2.3%, from $280M to $286M.
Where does Altra Industrial Motion Corp. 401(k) Savings Plan rank by assets among Form 5500 filers? ▼
Altra Industrial Motion Corp. 401(k) Savings Plan ranks in the 96th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Altra Industrial Motion Corp. 401(k) Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Ensign Services, Inc. 401(k) Retirement Savings Plan in CA ($286M, 33,003 participants).
Which 401(k) plans cover a similar participant headcount to Altra Industrial Motion Corp. 401(k) Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Engie 401(k) Plan in TX (3,236 participants, $488M 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 611478870.

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.