{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-24-084960","form_type":"8-K","ticker":"SEM","cik":"0001320414","company_name":"SELECT MEDICAL HOLDINGS CORP","filed_at":"2024-08-01T23:59:59+00:00","discovered_at":"2026-05-14T18:03:12.579400+00:00","generated_at":"2026-05-31T13:41:57.413021+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Director Ortenzio resigns; CEO Chernow appointed to board","bullets":["Rocco Ortenzio resigned as director effective August 1, 2024, with no disagreement with the company.","CEO David Chernow appointed as director effective August 1, 2024 to fill the vacancy; remains CEO.","Chernow's director term expires at the 2027 annual meeting; no special arrangement with any person."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-24-084960","json":"https://secwatch.observer/filing/0001104659-24-084960.json","markdown":"https://secwatch.observer/filing/0001104659-24-084960.md","text":"https://secwatch.observer/filing/0001104659-24-084960.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1320414/000110465924084960/0001104659-24-084960-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1320414/000110465924084960/tm2420448d3_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T13:41:57.413021+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":"44e32104cc","claim":"David S. Chernow was appointed as director at SELECT MEDICAL HOLDINGS CORP.","evidence_excerpt":"On July 31, 2024, the Board of Directors (the “Board”) of the Company appointed David S. Chernow as a director of the Company, effective August 1, 2024, in order to fill the vacancy created by Mr. Ortenzio’s resignation.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1320414/000110465924084960/0001104659-24-084960-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"director"}]},{"claim_id":"cf9e91632c","claim":"Rocco A. Ortenzio resigned as director at SELECT MEDICAL HOLDINGS CORP.","evidence_excerpt":"Rocco A. Ortenzio, a director of Select Medical Holdings Corporation (the “Company”), notified the Company of his decision to resign as a director, effective August 1, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1320414/000110465924084960/0001104659-24-084960-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"director"}]}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}