{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-22-039564","form_type":"8-K","ticker":"DHC","cik":"0001075415","company_name":"DIVERSIFIED HEALTHCARE TRUST","filed_at":"2022-03-30T23:59:59+00:00","discovered_at":"2026-05-14T18:04:05.343904+00:00","generated_at":"2026-06-26T13:05:15.246992+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"Diversified Healthcare Trust elects David A. Pierce as independent trustee, board expands to seven","bullets":["Board increased to seven trustees; David A. Pierce elected as independent trustee effective March 29, 2022.","Pierce is EVP and President, MedSurg at Boston Scientific; also serves on boards of MDMA and MassMedic.","His term expires at the 2023 annual meeting; receives standard independent trustee compensation.","Company entered into standard indemnification agreement with Pierce on same terms as other trustees.","No arrangements or transactions requiring disclosure under Item 404(a) were identified."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-22-039564","json":"https://secwatch.observer/filing/0001104659-22-039564.json","markdown":"https://secwatch.observer/filing/0001104659-22-039564.md","text":"https://secwatch.observer/filing/0001104659-22-039564.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1075415/000110465922039564/0001104659-22-039564-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1075415/000110465922039564/tm2210623d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-26T13:05:15.246992+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":"f89b0a8fad","claim":"David A. Pierce was elected as Independent Trustee at DIVERSIFIED HEALTHCARE TRUST.","evidence_excerpt":"our Board elected David A. Pierce as an Independent Trustee of our Board with a term to expire at the Company’s 2023 annual meeting to fill the vacancy created by the increase in size of our Board to seven Trustees.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1075415/000110465922039564/0001104659-22-039564-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"elected"},{"label":"Role","value":"Independent Trustee"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}