{"schema_version":"secwatch.filing_event.v1","accession":"0001140361-21-027569","form_type":"8-K","ticker":"BMY","cik":"0000014272","company_name":"BRISTOL MYERS SQUIBB CO","filed_at":"2021-08-09T23:59:59+00:00","discovered_at":"2026-05-14T18:04:18.070207+00:00","generated_at":"2026-06-29T18:22:33.753484+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Director Michael Bonney resigns from Bristol-Myers board to become Executive Chairman of Alnylam","bullets":["Bonney resigned effective August 3, 2021, in connection with his appointment as Executive Chairman of Alnylam Pharmaceuticals.","Board set number of directors at ten, down from the prior size (not specified).","No other changes to board composition or officer positions disclosed."],"urls":{"canonical":"https://secwatch.observer/filing/0001140361-21-027569","json":"https://secwatch.observer/filing/0001140361-21-027569.json","markdown":"https://secwatch.observer/filing/0001140361-21-027569.md","text":"https://secwatch.observer/filing/0001140361-21-027569.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/14272/000114036121027569/0001140361-21-027569-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/14272/000114036121027569/brhc10027837_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-29T18:22:33.753484+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":"f57411b5a3","claim":"Michael Bonney resigned as Director at BRISTOL MYERS SQUIBB CO.","evidence_excerpt":"On August 3, 2021, Mr. Michael Bonney resigned from the Board of Directors of Bristol-Myers Squibb Company in connection with his appointment as Executive Chairman of Alnylam Pharmaceuticals Inc .","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/14272/000114036121027569/0001140361-21-027569-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}