401(k) · DOL Form 5500 · 2023

Komatsu Mining Corp. 401(k) Plan

Data updated 2026-08-11

$828M
Total assets: 3,738
Participants: 98th
Percentile by assets: $221,481
Avg per participant

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.

98th percentile by assets (of 127,072 plans)
#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.

$828M
total plan assets (2023 EOY): 3,738
covered participants: 98th
percentile by assets (of 127,072 plans): $221,481
avg assets per participant

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 →

State

Wisconsin

Industry

Manufacturing

Participants vs Wisconsin filers

In Wisconsin, the average filing covers about 563 participants across 2,940 plans. Komatsu Mining Corp. Retirement Savings Plan reports 3,738 participants - 6.6x that state average ($828M EOY assets).

Wisconsin filing particulars

Total Assets (Beginning of Year)	$714M
Net Assets (End of Year)	$828M
Net Income	$114M
Employer EIN	391566457
Plan Effective Date	1984-04-01
Filing Status	FILING RECEIVED

Sponsor Plan History (Komatsu Mining Corp.)

Total plan assets by year, all Komatsu Mining Corp. plans on file

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

Advocate Aurora Health 401(k) Plan $9.1B · 76,956
Johnson Controls Retirement Savings and Investment Plan $6.2B · 28,904
Fiserv 401(k) Savings Plan $4.8B · 25,280
Kimberly-Clark Corporation 401(k) & Profit Sharing Plan $4.6B · 11,236
Rockwell Automation Retirement Savings Plan $3.6B · 8,877

Compare Komatsu Mining Corp. Retirement Savings … side-by-side with 3 peers →

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Komatsu Mining Corp. Retirement Savings Plan by total assets, not by location.

Altec, Inc. Retirement Savings Plan (AL) $828M · 9,289
Live Nation Entertainment, Inc. 401(k) Savings Plan (CA) $828M · 8,285
Nfp Corp. 401(k) Plan (NY) $828M · 5,935
International Flavors & Fragrances Inc. Retirement Investment Fund Plan (NY) $827M · 1,988

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).

Next read for Komatsu Mining Corp. Retirement Savings …

Filing takeaways

Ways to act on Komatsu Mining Corp. Retirement Savings Plan's numbers.

By total assets, Komatsu Mining Corp. Retirement Savings Plan ranks in the top 5% of all filed plans by assets. See the largest plans
Compare it side-by-side against 3 similar 401(k) plans in Wisconsin. Compare plans
Komatsu Mining Corp.'s sponsor-wide assets have declined 37.2% since 2022 across 3 plan years on file. More Manufacturing 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 391566457.