{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-25-068601","form_type":"8-K","ticker":"CENX","cik":"0000949157","company_name":"CENTURY ALUMINUM CO","filed_at":"2025-07-17T23:59:59+00:00","discovered_at":"2026-05-14T18:02:46.757248+00:00","generated_at":"2026-05-18T06:08:32.739232+00:00","sec_items":["7.01","9.01"],"event_type":"debt","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Century Aluminum prices $400M 6.875% senior secured notes due 2032 to refinance 2028 notes","bullets":["Offering of $400M aggregate principal at 100% of par, 6.875% cash interest due Aug 2032.","Net proceeds to refinance existing 7.50% senior secured notes due 2028 and repay credit facilities.","Interest payable semi-annually starting Feb 2026; close expected July 22, 2025.","Notes secured by substantially all assets; guaranteed by domestic restricted subsidiaries."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-25-068601","json":"https://secwatch.observer/filing/0001104659-25-068601.json","markdown":"https://secwatch.observer/filing/0001104659-25-068601.md","text":"https://secwatch.observer/filing/0001104659-25-068601.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/949157/000110465925068601/0001104659-25-068601-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/949157/000110465925068601/tm2520555d3_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-18T06:08:32.739232+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}