Century Aluminum Company (EIN 13-3070826) has filed 4 Form 5500 plans with the U.S. Department of Labor, covering $305.3M in plan assets and 3,160 active participants. Each plan below links to its full filing — fees, funds, providers, and Schedule C/H detail.
| Plan | Plan # | Participants | Assets |
|---|---|---|---|
| Century Aluminum Consolidated Retirement Plan | 005 | 494 | $155.6M |
| Century Aluminum 401(k) Plan | 004 | 1,434 | $149.7M |
| Century Aluminum Master Welfare Benefit Plan | 501 | 1,232 | $0 |
| Century Aluminum Company Retiree Welfare Benefit Plan | 511 | 0 | $0 |
Providers are read from the Schedule C service-provider disclosures across this employer’s filings.
13-3070826 is the Employer Identification Number (EIN) Century Aluminum Company reports on its Form 5500 filings with the U.S. Department of Labor. The same EIN identifies the employer across all of its retirement and health plans.
Find other employers in the same state on Illinois EIN lookup, or run a Form 5500 search to pull any company’s filing. New to these filings? Start with What is Form 5500?
