401(k) · DOL Form 5500 · 2022

Koppers Inc. 401(k) Plan

Data updated 2026-08-11

$156M
Total assets
1,020
Participants
95th
Percentile by assets
$153,345
Avg per participant
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Official DOL plan name: Employee Savings Plan of Koppers Inc and Subsidiaries · Sponsored by Koppers Inc. · Pennsylvania · Manufacturing

$156M in assets, 1,020 participants

Koppers Inc.'s Employee Savings Plan of Koppers Inc and Subsidiaries reported $156M in total assets and 1,020 participants in its 2022 DOL Form 5500 filing, ranking in the 95th 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.

  • 95th percentile by assets (of 139,126 plans)
  • #18,916 in Manufacturing (20,602 peers)

Where Employee Savings Plan of Koppers Inc and Subsidiaries sits by assets

Employee Savings Plan of Koppers Inc and Subsidiaries sits in the top 5% of all filed plans by assets, $156M for 1,020 participants (~$153,345/participant), down 16.4% in 2022.

$156M
total plan assets (2022 EOY)
1,020
covered participants
95th
percentile by assets (of 139,126 plans)
$153,345
avg assets per participant

The plan reported a net loss of $31M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Where Employee Savings Plan of Koppers Inc and Subsidiaries sits by total assets

Employee Savings Plan of Koppers Inc and Subsidiaries vs every filed plan by assets

End-of-year total assets · plan year 2022 · DOL Form 5500

$156,412,191 Top 5% higher than 95% of 139,123 filed plans

This plan $0 $2,010,000,000 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 2022

State
Pennsylvania
Industry
Manufacturing

Employee Savings Plan of Koppers Inc and Subsidiaries vs the 2022 asset distribution

By assets, Employee Savings Plan of Koppers Inc and Subsidiaries outranks 95% of the 139,126 plans that filed a Form 5500 for the 2022 plan year, and holds roughly 1.6x the national average plan size of $100M (721 average participants).

Scale-class filing particulars (2022)

Total Assets (Beginning of Year)$187M
Net Assets (End of Year)$156M
Net Income-$31M
Employer EIN251588399
Plan Effective Date1989-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Koppers Inc.)

$250M$300M$350M$400M 202220232024 $281M $352M ▲ +25.3%
Total plan assets by year, all Koppers Inc. plans on file
Year Plans Participants Total Assets
2022 3 1,773 $281M
2023 3 1,900 $315M
2024 4 2,099 $352M

Nearby 401(k) Plans in Pennsylvania

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

Employee Savings Plan of Koppers Inc and Subsidiaries vs. nearby 401(k) plans in Pennsylvania, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -505101520 Total assets ($B) Participants Employee Savings Pla…, Total assets ($B): 0.156412191 · Participants: 1020Employee Savings Pla…Comcast Corporation …, Total assets ($B): 14.751564896 · Participants: 97769Comcast Corporation …Cigna 401(k) Plan, Total assets ($B): 11.46087279 · Participants: 66147Cigna 401(k) PlanThe PNC Financial Se…, Total assets ($B): 8.11713 · Participants: 59451The PNC Financial Se…The Vanguard Retirem…, Total assets ($B): 8.097254785 · Participants: 17073The Vanguard Retirem…The Bank of New York…, Total assets ($B): 7.823164827 · Participants: 25071The Bank of New York…
Employee Savings Plan of Koppers Inc and Subsidiaries vs. nearby 401(k) plans in Pennsylvania, assets vs. participants
Compare Employee Savings Plan of Koppers Inc and… side-by-side with 3 peers →

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Employee Savings Plan of Koppers Inc and Subsidiaries by total assets, not by location.

Frequently Asked Questions

How did Employee Savings Plan of Koppers Inc and Subsidiaries assets move in 2022? ▼
Employee Savings Plan of Koppers Inc and Subsidiaries declined sharply - down 16.4% during 2022, from $187M to $156M. Reported net income was -$31M.
How have Koppers Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Koppers Inc.'s sponsor-wide assets grew 25.3%, from $281M to $352M.
Where does Employee Savings Plan of Koppers Inc and Subsidiaries rank by assets among Form 5500 filers? ▼
Employee Savings Plan of Koppers Inc and Subsidiaries ranks in the 95th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Employee Savings Plan of Koppers Inc and Subsidiaries? ▼
Among 401(k) plans in other states, the closest by assets is Bowman and Brooke LLP Retirement Savings Plan in MN ($156M, 440 participants).

Next read for Employee Savings Plan of Koppers Inc and…

Scale reading

Ways to act on Employee Savings Plan of Koppers Inc and Subsidiaries's numbers.

  • By total assets, Employee Savings Plan of Koppers Inc and Subsidiaries 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 Pennsylvania. Compare plans
  • Koppers Inc.'s sponsor-wide assets have grown 25.3% 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 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 251588399.

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.