{"schema_version":"secwatch.filing_event.v1","accession":"0001157523-21-001181","form_type":"8-K","ticker":"ACHC","cik":"0001520697","company_name":"Acadia Healthcare Company, Inc.","filed_at":"2021-10-05T23:59:59+00:00","discovered_at":"2026-05-14T18:04:12.842426+00:00","generated_at":"2026-06-28T22:57:29.157081+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Acadia Healthcare CEO Debbie Osteen to retire effective Jan 31, 2022","bullets":["CEO Debbie Osteen will retire effective Jan 31, 2022; will remain on Board of Directors.","Board has engaged a national recruiting firm to conduct a search for a new CEO.","Under Osteen's tenure (since Dec 2018), Acadia's stock rose ~125%, adding ~$3.3B in shareholder value.","Since 2018, Acadia acquired 14 facilities, formed 9 joint ventures, added over 1,000 beds, and divested UK operations."],"urls":{"canonical":"https://secwatch.observer/filing/0001157523-21-001181","json":"https://secwatch.observer/filing/0001157523-21-001181.json","markdown":"https://secwatch.observer/filing/0001157523-21-001181.md","text":"https://secwatch.observer/filing/0001157523-21-001181.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1520697/000115752321001181/0001157523-21-001181-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1520697/000115752321001181/a52503427.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-28T22:57:29.157081+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":"cc28cfd9ae","claim":"Debbie Osteen departed as Chief Executive Officer at Acadia Healthcare Company, Inc..","evidence_excerpt":"announced that Debbie Osteen, Chief Executive Officer and Director of the Company, will retire as Chief Executive Officer.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1520697/000115752321001181/0001157523-21-001181-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retire"},{"label":"Role","value":"Chief Executive Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}