{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-023201","form_type":"8-K","ticker":"ON","cik":"0001097864","company_name":"ON SEMICONDUCTOR CORP","filed_at":"2025-02-10T23:59:59+00:00","discovered_at":"2026-05-14T18:03:02.925898+00:00","generated_at":"2026-05-26T23:47:27.106931+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"negative","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"onsemi Q4 rev $1.72B (-15% YoY), EPS $0.88; Q1 guide weak: rev $1.35-1.45B, EPS $0.42-0.52","bullets":["Q4 revenue $1,722.5M (-15% YoY); GAAP diluted EPS $0.88, non-GAAP $0.95.","Full year FY2024 revenue $7,082.3M (-14% YoY); GAAP EPS $3.63, non-GAAP $3.98.","Free cash flow $1.2B in FY2024, up 3x YoY; 54% returned via buybacks.","Q1 2025 guidance: revenue $1,350-1,450M, GAAP gross margin 38.9-40.9%, GAAP EPS $0.42-0.52.","Segment PSG (-16% YoY) and AMG (-18% YoY) declined; ISG flat (-2% YoY, up 9% sequentially)."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-023201","json":"https://secwatch.observer/filing/0001193125-25-023201.json","markdown":"https://secwatch.observer/filing/0001193125-25-023201.md","text":"https://secwatch.observer/filing/0001193125-25-023201.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1097864/000119312525023201/0001193125-25-023201-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1097864/000119312525023201/d926041d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-26T23:47:27.106931+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"}