{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-24-023485","form_type":"8-K","ticker":"ON","cik":"0001097864","company_name":"ON SEMICONDUCTOR CORP","filed_at":"2024-02-05T23:59:59+00:00","discovered_at":"2026-05-14T18:03:23.356171+00:00","generated_at":"2026-06-06T08:58:13.312461+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"negative","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"onsemi Q4 revenue $2.02B, EPS $1.28; Q1 guidance $1.8-1.9B rev","bullets":["Q4 revenue $2,018.1M; GAAP gross margin 46.7%, operating margin 30.3%, GAAP diluted EPS $1.28; non-GAAP $1.25.","Full year 2023 automotive revenue record $4.3B (+29% YoY); silicon carbide revenue 4x YoY.","FY 2023 share repurchases $564M, representing 140% of free cash flow.","Q1 2024 guidance: revenue $1.8-1.9B, GAAP gross margin 44.4-46.4%, GAAP diluted EPS $0.94-1.06."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-24-023485","json":"https://secwatch.observer/filing/0001193125-24-023485.json","markdown":"https://secwatch.observer/filing/0001193125-24-023485.md","text":"https://secwatch.observer/filing/0001193125-24-023485.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1097864/000119312524023485/0001193125-24-023485-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1097864/000119312524023485/d610011d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-06T08:58:13.312461+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":[{"claim_id":"5546d6d3738c6d077336e6cc31d40c889f0a4a72","claim":"ON SEMICONDUCTOR CORP reported the fourth quarter ended December 31, 2023 results: revenue $2,018.1 million, EPS $1.28.","evidence_excerpt":"• Fourth quarter revenue of $2,018.1 million • Fourth quarter GAAP and non-GAAP gross margin of 46.7% • GAAP operating margin and non-GAAP operating margin of 30.3% and 31.6%, respectively • GAAP diluted earnings per share and non-GAAP diluted earnings per share of $1.28 and $1.25, respectively","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1097864/000119312524023485/0001193125-24-023485-index.htm","confidence":0.9,"family_label":"Earnings Releases","details":[{"label":"Period","value":"the fourth quarter ended December 31, 2023"},{"label":"Revenue","value":"$2,018.1 million"},{"label":"EPS","value":"$1.28"},{"label":"Result","value":"reported results"}],"fact_type":"earnings_release"},{"claim_id":"a4266d9fba90e1789087fd9b3ae8a5aef245cbc3","claim":"ON SEMICONDUCTOR CORP reported the first quarter of 2024 results: revenue $1,800 to $1,900 million, EPS $0.94 to $1.06. Guidance initiated.","evidence_excerpt":"Revenue $1,800 to $1,900 million — $1,800 to $1,900 million Gross Margin 44.4% to 46.4% 0.1% 44.5% to 46.5% Operating Expenses $320 to $335 million $15 million $305 to $320 million Other Income and Expense (including interest expense), net ($8 million) — ($8 million) Diluted Earnings Per Share $0.94 to $1.06 $0.04 $0.98 to $1.10","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1097864/000119312524023485/0001193125-24-023485-index.htm","confidence":0.9,"family_label":"Earnings Releases","details":[{"label":"Period","value":"the first quarter of 2024"},{"label":"Revenue","value":"$1,800 to $1,900 million"},{"label":"EPS","value":"$0.94 to $1.06"},{"label":"Guidance","value":"initiated"},{"label":"Result","value":"guidance update"}],"fact_type":"earnings_release"},{"claim_id":"dab4265b7876c81e6cd1d5c0dee2621cdf473c00","claim":"ON SEMICONDUCTOR CORP reported the fiscal year ended December 31, 2023 results: revenue $8,253.0, EPS $4.89.","evidence_excerpt":"Revenue $8,253.0 $8,326.2 $8,253.0 $8,326.2 Gross Margin 47.1 % 49.0 % 47.1 % 49.2 % Operating Margin 30.8 % 28.3 % 32.3 % 34.5 % Net Income attributable to onsemi $2,183.7 $1,902.2 $2,256.2 $2,347.7 Diluted Earnings Per Share $4.89 $4.25 $5.16 $5.33","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1097864/000119312524023485/0001193125-24-023485-index.htm","confidence":0.9,"family_label":"Earnings Releases","details":[{"label":"Period","value":"the fiscal year ended December 31, 2023"},{"label":"Revenue","value":"$8,253.0"},{"label":"EPS","value":"$4.89"},{"label":"Result","value":"reported results"}],"fact_type":"earnings_release"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}