{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-168968","form_type":"8-K","ticker":"SNDA","cik":"0001043000","company_name":"SONIDA SENIOR LIVING, INC.","filed_at":"2026-04-22T23:59:59+00:00","discovered_at":"2026-05-14T18:02:31.851697+00:00","generated_at":"2026-05-15T04:47:22.916383+00:00","sec_items":["5.02","1.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Sonida Senior Living director Shmuel Lieberman resigns; Sam Levinson appointed to board effective April 27, 2026","bullets":["Shmuel S.Z. Lieberman resigned as independent director effective April 27, 2026; no disagreement with Company.","Board appointed Sam Levinson as Class II director effective same date, filling the vacancy.","Levinson was appointed to the Compensation Committee and is a designee of stockholder Silk Partners LP.","Board determined Levinson qualifies as independent under NYSE listing standards."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-168968","json":"https://secwatch.observer/filing/0001193125-26-168968.json","markdown":"https://secwatch.observer/filing/0001193125-26-168968.md","text":"https://secwatch.observer/filing/0001193125-26-168968.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1043000/000119312526168968/0001193125-26-168968-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1043000/000119312526168968/d264033d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T04:47:22.916383+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"}