Defined Benefit (Pension)
2022 plan-year Defined Benefit (Pension) DOL Form 5500

Century Aluminum Consolidated Retirement Plan

ERISA Form 5500 plan record drawn from DOL EBSA — verify with linked source filings below.

Sponsored by Century Aluminum Company · Illinois · Manufacturing

What the 2023 filing shows

Century Aluminum Consolidated Retirement Plan holds $158M for 516 participants — about $306,869 per participant, down 32.5% over the 2022 plan year.

$158M
total plan assets (2022 EOY)
516
covered participants
$306,869
avg assets per participant
-32.5%
assets change YoY

The plan reported a net loss of $76M for the year — a single-year figure driven by markets and benefit payments, not a measure of plan health.

Total Assets (2023)
$158M
Participants
516
State
Industry
Manufacturing

What the Filing Says About Century Aluminum Consolidated Retirement Plan

Century Aluminum Consolidated Retirement Plan is a Defined Benefit (Pension) retirement plan sponsored by Century Aluminum Company, headquartered in Illinois. As of the 2022 Form 5500 filing, the plan reports $158M in total end-of-year assets and covers 516 participants across the Manufacturing industry. The sponsor's EIN on file with the U.S. Department of Labor is 133070826, and the plan has been effective since 1989-02-07. Its filing status is currently FILING RECEIVED.

Year over year, total assets moved from $234M at the beginning of 2022 to $158M at year-end — a decline of 32.5%. Net assets (after liabilities) closed the year at $158M, with reported net income of $-76,085,758 driven by investment returns, contributions received, and benefit payments during the period. These figures reflect what the plan administrator certified on Schedule H or Schedule I of the Form 5500 annual return and can be compared against 2 prior plan-year filings from the same sponsor shown below.

Asset totals and participant counts reflect a single plan year snapshot and can change materially with market conditions, plan mergers, or workforce changes. Fields such as "net income" include both realized investment performance and contribution/distribution flows — a single-year figure does not by itself indicate plan health or participant outcomes. This page summarizes public DOL disclosures for research and educational purposes only and is not retirement, tax, legal, or financial advice. Before making decisions about your own retirement benefits or evaluating an employer's plan, verify the underlying filing directly via the DOL EFAST2 system and consult a qualified professional.

Financial Summary (2023)

Total Assets (Beginning of Year)$234M
Total Assets (End of Year)$158M
Net Assets (End of Year)$158M
Net Income$-76,085,758
Plan TypeDefined Benefit (Pension)
Employer EIN133070826
Plan Effective Date1989-02-07
Filing StatusFILING RECEIVED

Sponsor Plan History (Century Aluminum Company)

Year Plans Participants Total Assets
2022 2 2,495 $274M
2023 2 1,900 $295M
2024 2 1,883 $305M

Nearby Defined Benefit (Pension) Plans in Illinois

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

Frequently Asked Questions

How much money is in the Century Aluminum Consolidated Retirement Plan?
As of the 2022 Form 5500 filing, Century Aluminum Consolidated Retirement Plan holds $158M in total assets with 516 participants. It is sponsored by Century Aluminum Company.
What type of plan is Century Aluminum Consolidated Retirement Plan?
Century Aluminum Consolidated Retirement Plan is a Defined Benefit (Pension) plan. It has been effective since 1989-02-07. The plan is filed with the U.S. Department of Labor under EIN 133070826.
Who sponsors the Century Aluminum Consolidated Retirement Plan?
Century Aluminum Consolidated Retirement Plan is sponsored by Century Aluminum Company, located in Illinois. The sponsor's EIN is 133070826 and the plan operates in the Manufacturing industry.
How did Century Aluminum Consolidated Retirement Plan perform in 2022?
Century Aluminum Consolidated Retirement Plan declined by 32.5% during 2022, moving from $234M to $158M in total assets. Net income was $-76,085,758.
Where can I find official filings for Century Aluminum Consolidated Retirement Plan?
Official Form 5500 filings for Century Aluminum Consolidated Retirement Plan are available through the U.S. Department of Labor's EFAST2 system. Search by EIN 133070826 or plan name at efast.dol.gov.
How does Century Aluminum Consolidated Retirement Plan compare to other plans?
You can compare Century Aluminum Consolidated Retirement Plan against other Defined Benefit (Pension) plans on the plan type page, or view plans in Illinois on the state page. PlainRetire tracks the 5,000 largest retirement plans in the U.S. by total assets.

Explore PlainRetire

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 133070826.

Reference: IRS Publication 560 — Retirement Plans for Small Business, contribution-limit rules.

Reference: IRS Publication 590-B — Distributions from IRAs, RMD rules under SECURE Act 2.0.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.