{"schema_version":"secwatch.filing_event.v1","accession":"0000920148-26-000019","form_type":"8-K","ticker":"LH","cik":"0000920148","company_name":"LABCORP HOLDINGS INC.","filed_at":"2026-02-09T23:59:59+00:00","discovered_at":"2026-05-14T18:02:38.032124+00:00","generated_at":"2026-05-16T04:00:47.826249+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"confidence":"high","headline":"Labcorp appoints John H. Sampson, M.D., Ph.D., to board of directors","bullets":["Appointed John H. Sampson, M.D., Ph.D., to Board of Directors, effective February 9, 2026.","Dr. Sampson is vice chancellor for health affairs and dean at CU Anschutz School of Medicine.","He brings expertise in oncology, neuroscience, women's health, and personalized medicine.","Previously senior vice president at Duke Health Integrated Practice.","Will serve on the Quality and Compliance Committee of the Board."],"urls":{"canonical":"https://secwatch.observer/filing/0000920148-26-000019","json":"https://secwatch.observer/filing/0000920148-26-000019.json","markdown":"https://secwatch.observer/filing/0000920148-26-000019.md","text":"https://secwatch.observer/filing/0000920148-26-000019.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/920148/000092014826000019/0000920148-26-000019-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/920148/000092014826000019/lh-20260206.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T04:00:47.826249+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"}