401(k) · DOL Form 5500 · 2023

Komatsu Mining Corp. 401(k) Plan

Data updated 2026-08-25

$828M
Total assets Above avg plan size
3,738
Participants Above avg headcount
98th
Percentile by assets National rank
$221,481
Avg per participant Above avg balance/head
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Official DOL plan name: Komatsu Mining Corp. Retirement Savings Plan · Sponsored by Komatsu Mining Corp. · Wisconsin · Manufacturing

$828M in assets, 3,738 participants

Komatsu Mining Corp.'s Komatsu Mining Corp. Retirement Savings Plan reported $828M in total assets and 3,738 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.

  • #18,179 in Manufacturing (18,722 peers)

Coverage in Wisconsin

Komatsu Mining Corp. Retirement Savings Plan covers 3,738 participants in Wisconsin, 6.6x the typical Wisconsin plan (state average ~563 per filing). Assets: $828M.

#18,179
in Manufacturing (18,722 peers)
+16.0%
assets growth YoY
8.3×
vs typical plan assets (national mean)

Komatsu Mining Corp. Retirement Savings Plan's outsized position by total assets

Komatsu Mining Corp. Retirement Savings Plan vs every filed plan by assets

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

$827,895,383 Top 2% higher than 98% 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

Komatsu Mining Corp. Retirement 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. Komatsu Mining Corp. Retirement Savings Plan lands in the large band (3,738 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Komatsu Mining Corp. Retirement Savings Plan reported net income rose from -$157M in the plan year 2022 filing to $114M in the plan year 2023 filing.
  • Komatsu Mining Corp. Retirement Savings Plan end-of-year assets rose from $714M in the plan year 2022 filing to $828M in the plan year 2023 filing.
  • Komatsu Mining Corp. Retirement Savings Plan reported participants rose from 3,571 in the plan year 2022 filing to 3,738 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Plan-year Form 5500 strip

Filing strip 391566457 · Komatsu Mining Corp. PY 2023 · 401(k)

Komatsu Mining Corp. Retirement Savings Plan · $828M · 3,738 · 98th

  • RANK $828M
  • PHOTO 3,738
  • IND 98th
  • EOY 401(k)
  • 5500 near Altec, Inc. Retirement Savings Plan
  • ASSETS ind #18179

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 →

Komatsu Mining Corp. Retirement Savings Plan in the asset neighbourhood

Live Nation Entertainment, Inc. 401(k) Savings PlanLive Nation Entertainment, I…$828MKomatsu Mining Corp. Retirement Savings PlanKomatsu Mining Corp. Retirem…$828MAltec, Inc. Retirement Savings PlanAltec, Inc. Retirement Savin…$828MNfp Corp. 401(k) Plan$828MInternational Flavors & Fragrances Inc. Retirement Investment Fund PlanInternational Flavors & Frag…$827M
End-of-year total assets ($M) among Komatsu Mining Corp. Retirement Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Wisconsin filing particulars

Total Assets (Beginning of Year)$714M
Net Assets (End of Year)$828M
Net Income$114M
Employer EIN391566457
Plan Effective Date1984-04-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Komatsu Mining Corp.)

Sponsor-wide plan assets over time

All Komatsu Mining Corp. plans reported in each filing year

Latest sponsor-wide plan assets
$923M 37.18415514402568% vs 2022
2024 filing year
$0.8B$1B$1.2B$1.4B$1.6B$1.8B 202220232024 $1.47B $0.92B ▼ -37.4%
Year Plans Participants Total Assets
2022 2 4,653 $1.5B
2023 2 4,744 $1.6B
2024 1 3,840 $923M

Nearby 401(k) Plans in Wisconsin

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

Komatsu Mining Corp. Retirement Savings Plan vs. nearby 401(k) plans in Wisconsin, assets vs. participants Scatter plot of 6 data points. 020000400006000080000100000 0246810 Total assets ($B) Participants Komatsu Mining Corp. Retirement Savings Plan, Total assets ($B): 0.827895383 · Participants: 3738Komatsu Mining Corp. Retirement 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
Komatsu Mining Corp. Retirement Savings Plan vs. nearby 401(k) plans in Wisconsin, assets vs. participants
Compare Komatsu Mining Corp. Retirement Savings Plan side-by-side with 3 peers →

Komatsu Mining Corp. Retirement Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside Wisconsin, the nearest 401(k) by assets is Altec, Inc. Retirement Savings Plan in AL ($828M); by covered participants it is Hyundai Motor Manufacturing Alabama, LLC 401(k) Plan in AL (3,738 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($828M here).

Similar participant headcount

Nearest other-state filings by covered participants (3,738 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 Komatsu Mining Corp. Retirement Savings Plan assets move in 2023? ▼
Komatsu Mining Corp. Retirement Savings Plan grew sharply - up 16.0% during 2023, from $714M to $828M. Reported net income was $114M.
How have Komatsu Mining Corp. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Komatsu Mining Corp.'s sponsor-wide assets declined 37.2%, from $1.5B to $923M.
Where does Komatsu Mining Corp. Retirement Savings Plan rank by assets among Form 5500 filers? ▼
Komatsu Mining Corp. Retirement Savings Plan ranks in the 98th 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 Komatsu Mining Corp. Retirement Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Altec, Inc. Retirement Savings Plan in AL ($828M, 9,289 participants).
Which 401(k) plans cover a similar participant headcount to Komatsu Mining Corp. Retirement Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Hyundai Motor Manufacturing Alabama, LLC 401(k) Plan in AL (3,738 participants, $280M 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 391566457.

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.