{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-245768","form_type":"8-K","ticker":"ALNY","cik":"0001178670","company_name":"ALNYLAM PHARMACEUTICALS, INC.","filed_at":"2023-09-28T23:59:59+00:00","discovered_at":"2026-05-14T18:03:33.320990+00:00","generated_at":"2026-06-10T07:26:34.695315+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Alnylam director Marsha H. Fanucci resigns; Peter N. Kellogg named Audit Chair","bullets":["Marsha H. Fanucci resigned from Board effective Sept 29, 2023; no disagreement with company.","Peter N. Kellogg appointed Chair of Audit Committee; qualifies as audit committee financial expert.","Board size reduced from 13 to 12 members effective upon Fanucci's resignation."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-245768","json":"https://secwatch.observer/filing/0001193125-23-245768.json","markdown":"https://secwatch.observer/filing/0001193125-23-245768.md","text":"https://secwatch.observer/filing/0001193125-23-245768.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1178670/000119312523245768/0001193125-23-245768-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1178670/000119312523245768/d477237d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T07:26:34.695315+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":"cfddfc81a1","claim":"Marsha H. Fanucci resigned as Director at ALNYLAM PHARMACEUTICALS, INC..","evidence_excerpt":"On September 26, 2023, Marsha H. Fanucci informed the Board of Directors (the “Board”) of Alnylam Pharmaceuticals, Inc. (the “Company”) of her resignation from the Board effective as of September 29, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1178670/000119312523245768/0001193125-23-245768-index.htm","confidence":1.0,"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"}