{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-235313","form_type":"8-K","ticker":"ON","cik":"0001097864","company_name":"ON SEMICONDUCTOR CORP","filed_at":"2023-09-14T23:59:59+00:00","discovered_at":"2026-05-14T18:03:33.136701+00:00","generated_at":"2026-06-10T17:17:43.828744+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"onsemi CAO Bernard Colpitts to resign effective Nov 1, 2023; CFO Thad Trent to assume role","bullets":["Bernard R. Colpitts, Jr. notified his resignation as SVP and CAO on Sept 11, effective on or about Nov 1, 2023.","Colpitts will depart after the company files its Q3 2023 Form 10-Q (quarter ending Sept 29, 2023).","Resignation is voluntary for other opportunities; no disagreement with accounting or financial reporting policies.","CFO Thad Trent will also serve as principal accounting officer upon Colpitts' departure."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-235313","json":"https://secwatch.observer/filing/0001193125-23-235313.json","markdown":"https://secwatch.observer/filing/0001193125-23-235313.md","text":"https://secwatch.observer/filing/0001193125-23-235313.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1097864/000119312523235313/0001193125-23-235313-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1097864/000119312523235313/d553822d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T17:17:43.828744+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":"05c6a552ca","claim":"Bernard R. Colpitts, Jr. resigned as Senior Vice President and Chief Accounting Officer at ON SEMICONDUCTOR CORP.","evidence_excerpt":"On September 11, 2023, Bernard R. Colpitts, Jr., Senior Vice President and Chief Accounting Officer of ON Semiconductor Corporation (the “ Company ”), notified the Company of his intent to resign from all positions with the Company and its affiliates (together, “ onsemi ”) on or about November 1, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1097864/000119312523235313/0001193125-23-235313-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Senior Vice President and Chief Accounting Officer"}],"fact_type":"executive_change"},{"claim_id":"338d72da81","claim":"Thad Trent changed role as Executive Vice President, Chief Financial Officer, and Treasurer at ON SEMICONDUCTOR CORP.","evidence_excerpt":"Effective with Mr. Colpitts’ departure, Thad Trent, who has served as Executive Vice President, Chief Financial Officer, and Treasurer of the Company since February 2021, will assume the additional role of principal accounting officer.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1097864/000119312523235313/0001193125-23-235313-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"assumed additional role of principal accounting officer"},{"label":"Role","value":"Executive Vice President, Chief Financial Officer, and Treasurer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}