{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-23-126433","form_type":"8-K","ticker":"HWM","cik":"0000004281","company_name":"Howmet Aerospace Inc.","filed_at":"2023-12-15T23:59:59+00:00","discovered_at":"2026-05-14T18:03:31.690483+00:00","generated_at":"2026-06-07T12:17:41.704184+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"S&P upgrades Howmet Aerospace ratings to investment grade (BBB-); outlook stable","bullets":["S&P raised long-term issuer credit rating to BBB- from BB+; short-term to A-3 from B.","Unsecured debt rating upgraded to BBB- from BB+; outlook revised to stable.","Howmet is now rated investment grade by two of three major credit rating agencies."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-23-126433","json":"https://secwatch.observer/filing/0001104659-23-126433.json","markdown":"https://secwatch.observer/filing/0001104659-23-126433.md","text":"https://secwatch.observer/filing/0001104659-23-126433.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/4281/000110465923126433/0001104659-23-126433-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/4281/000110465923126433/tm2333052d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T12:17:41.704184+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"}