{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-236169","form_type":"8-K","ticker":"VLO","cik":"0001035002","company_name":"VALERO ENERGY CORP/TX","filed_at":"2023-09-15T23:59:59+00:00","discovered_at":"2026-05-14T18:03:32.941785+00:00","generated_at":"2026-06-10T15:53:35.566406+00:00","sec_items":["5.02","7.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Valero CTO to retire; Board adds $2.5B buyback authorization","bullets":["Cheryl L. Thomas, SVP & CTO, plans to retire on or about Jan 2, 2024; will help transition duties internally.","Board authorized new $2.5B share repurchase program with no expiration, supplementing existing $2.5B authorization from Feb 2023.","Combined remaining repurchase capacity now up to $5.0B, signaling strong capital return intent."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-236169","json":"https://secwatch.observer/filing/0001193125-23-236169.json","markdown":"https://secwatch.observer/filing/0001193125-23-236169.md","text":"https://secwatch.observer/filing/0001193125-23-236169.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1035002/000119312523236169/0001193125-23-236169-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1035002/000119312523236169/d553514d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T15:53:35.566406+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":"d2790c880a","claim":"Cheryl L. Thomas departed as Senior Vice President and Chief Technology Officer at VALERO ENERGY CORP/TX.","evidence_excerpt":"On September 11, 2023, Cheryl L. Thomas, age 62, and Senior Vice President and Chief Technology Officer of Valero Energy Corporation (“Valero”), informed Valero that she intends to retire on or about January 2, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1035002/000119312523236169/0001193125-23-236169-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"retire"},{"label":"Role","value":"Senior Vice President and Chief Technology Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}