{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-000422","form_type":"8-K","ticker":"DHC","cik":"0001075415","company_name":"DIVERSIFIED HEALTHCARE TRUST","filed_at":"2026-01-05T23:59:59+00:00","discovered_at":"2026-05-14T18:02:34.505775+00:00","generated_at":"2026-05-16T11:37:34.023404+00:00","sec_items":["1.02","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"DHC terminates management agreements with AlerisLife for 116 senior living communities","bullets":["116 senior living communities transitioned from AlerisLife to seven third-party managers effective December 31, 2025.","Mutual termination of Amended and Restated Master Management Agreement dated June 9, 2021.","No financial terms or new management fees disclosed in the filing."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-000422","json":"https://secwatch.observer/filing/0001104659-26-000422.json","markdown":"https://secwatch.observer/filing/0001104659-26-000422.md","text":"https://secwatch.observer/filing/0001104659-26-000422.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1075415/000110465926000422/0001104659-26-000422-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1075415/000110465926000422/tm261713d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T11:37:34.023404+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"}