Defined Benefit (Pension) · DOL Form 5500 · 2022

Century Aluminum Sebree Pension Plan

Data updated 2026-08-25

$63M
Total assets Below avg plan size
533
Participants Below avg headcount
90th
Percentile by assets National rank
$117,846
Avg per participant Below avg balance/head
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Official DOL plan name: Century Aluminum Sebree Hourly Pension Plan · Sponsored by Century Aluminum Sebree · Illinois · Manufacturing

$63M in assets, 533 participants

Century Aluminum Sebree's Century Aluminum Sebree Hourly Pension Plan reported $63M in total assets and 533 participants in its 2022 DOL Form 5500 filing, ranking in the 90th 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.

  • #17,480 in Manufacturing (20,602 peers)

Where Century Aluminum Sebree Hourly Pension Plan sits by assets

Century Aluminum Sebree Hourly Pension Plan sits in the top 10% of all filed plans by assets, $63M for 533 participants (~$117,846/participant), down 34.1% in 2022.

#17,480
in Manufacturing (20,602 peers)
-34.1%
assets change YoY
0.6×
vs typical plan assets (national mean)

The plan reported a net loss of $32M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Century Aluminum Sebree Hourly Pension Plan's outsized position by total assets

Century Aluminum Sebree Hourly Pension Plan vs every filed plan by assets

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

$62,812,043 Top 10% higher than 90% of 139,123 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 2022

Century Aluminum Sebree Hourly Pension Plan among mid-size filed plans by headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Century Aluminum Sebree Hourly Pension Plan sits mid-pack in the medium band (533 participants).

Published 5500 schedule card

Filing strip 462657599 · Century Aluminum Sebree PY 2022 · Defined Benefit (Pension)

Century Aluminum Sebree Hourly Pension Plan · $63M · 533 · 90th

  • PART $63M
  • TYPE 533
  • NET 90th
  • BOOK Defined Benefit (Pension)
  • VS-ST near Retirement Plan for Salaried Employees of Rayonier Inc.
  • BOY ind #17480

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 Illinois →

Century Aluminum Sebree Hourly Pension Plan in the asset neighbourhood

Roofers Local No. 9 Pension PlanRoofers Local No. 9 Pension …$63MElementis Global Career Reward PlanElementis Global Career Rewa…$63MRetirement Plan for Salaried Employees of Rayonier Inc.Retirement Plan for Salaried…$63MCentury Aluminum Sebree Hourly Pension PlanCentury Aluminum Sebree Hour…$63MSgl Group US Retirement Plan$63M
End-of-year total assets ($M) among Century Aluminum Sebree Hourly Pension Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2022.

Scale-class filing particulars (2022)

Total Assets (Beginning of Year)$95M
Net Assets (End of Year)$63M
Net Income-$32M
Employer EIN462657599
Plan Effective Date1973-12-31
Filing StatusFILING RECEIVED

Sponsor Plan History (Century Aluminum Sebree)

Sponsor-wide plan assets over time

All Century Aluminum Sebree plans reported in each filing year

Latest sponsor-wide plan assets
$62M 1.6555264728453427% vs 2022
2024 filing year
$61.5M$62M$62.5M$63M$63.5M$64M 202220232024 $62.8M $61.8M ▼ -1.7%
Year Plans Participants Total Assets
2022 1 533 $63M
2023 1 512 $63M
2024 1 531 $62M

Nearby Defined Benefit (Pension) Plans in Illinois

Peer Defined Benefit (Pension) plans, same state, same plan type, ranked by total assets.

Century Aluminum Sebree Hourly Pension Plan vs. nearby Defined Benefit (Pension) plans in Illinois, assets vs. participants Scatter plot of 6 data points. -200000200004000060000 -1001020304050 Total assets ($B) Participants Century Aluminum Sebree Hourly Pension Plan, Total assets ($B): 0.062812043 · Participants: 533Century Aluminum Sebree Hourly Pension PlanCentral States, Southeast & Southwest Areas Pension Plan, Total assets ($B): 42.629770802 · Participants: 50096Central States, Southeast & Southwest Areas Pension PlanState Farm Insurance Companies Retirement Plan for United States Employees, Total assets ($B): 32.129102809 · Participants: 49052State Farm Insurance Companies Retirement Plan for United States EmployeesUnited Food & Commercial Workers Intl Union - Industry Pension Fund, Total assets ($B): 7.958716532 · Participants: 20170United Food & Commercial Workers Intl Union - Industry Pension FundJohn Deere Pension Plan for Salaried Employees, Total assets ($B): 7.304502684 · Participants: 0John Deere Pension Plan for Salaried EmployeesAbbott Laboratories Annuity Retirement Plan, Total assets ($B): 6.770339506 · Participants: 16809Abbott Laboratories Annuity Retirement Plan
Century Aluminum Sebree Hourly Pension Plan vs. nearby Defined Benefit (Pension) plans in Illinois, assets vs. participants
Compare Century Aluminum Sebree Hourly Pension Plan side-by-side with 3 peers →

Century Aluminum Sebree Hourly Pension Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Illinois, the nearest Defined Benefit (Pension) by assets is Retirement Plan for Salaried Employees of Rayonier Inc. in FL ($63M); by covered participants it is Liberty Puerto Rico Pension Plan in PR (533 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($63M here).

Similar participant headcount

Nearest other-state filings by covered participants (533 participants); asset peers above are excluded.

DOL Form 5500 plan year 2022. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Century Aluminum Sebree Hourly Pension Plan assets move in 2022? ▼
Century Aluminum Sebree Hourly Pension Plan contracted severely - down 34.1% during 2022, from $95M to $63M. Reported net income was -$32M.
How have Century Aluminum Sebree plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Century Aluminum Sebree's sponsor-wide assets declined 1.7%, from $63M to $62M.
Where does Century Aluminum Sebree Hourly Pension Plan rank by assets among Form 5500 filers? ▼
Century Aluminum Sebree Hourly Pension Plan ranks in the 90th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top 10% of all filed plans by assets).
Which Defined Benefit (Pension) plans are similar in size to Century Aluminum Sebree Hourly Pension Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by assets is Retirement Plan for Salaried Employees of Rayonier Inc. in FL ($63M, 61 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to Century Aluminum Sebree Hourly Pension Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Liberty Puerto Rico Pension Plan in PR (533 participants, $3M in assets).

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 462657599.

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.