{"schema_version":"secwatch.filing_event.v1","accession":"0000949157-23-000074","form_type":"8-K","ticker":"CENX","cik":"0000949157","company_name":"CENTURY ALUMINUM CO","filed_at":"2023-12-19T23:59:59+00:00","discovered_at":"2026-05-14T18:03:32.486906+00:00","generated_at":"2026-06-07T11:03:49.774292+00:00","sec_items":["7.01","9.01"],"event_type":"regulatory","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"medium","headline":"Century Aluminum discusses proposed Section 45X regs, expects positive tax credit impact","bullets":["Investor call on Dec 19, 2023 covered U.S. Treasury's proposed regs for Inflation Reduction Act Section 45X.","Company expects the 45X Advanced Manufacturing Tax Credit to benefit its operations.","Presentation furnished as Exhibit 99.1 details potential impact, but no specific financial projections disclosed in filing."],"urls":{"canonical":"https://secwatch.observer/filing/0000949157-23-000074","json":"https://secwatch.observer/filing/0000949157-23-000074.json","markdown":"https://secwatch.observer/filing/0000949157-23-000074.md","text":"https://secwatch.observer/filing/0000949157-23-000074.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/949157/000094915723000074/0000949157-23-000074-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/949157/000094915723000074/cenx-20231219.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T11:03:49.774292+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"}