{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-216699","form_type":"8-K","ticker":"COAG","cik":"0002114044","company_name":"Hemab Therapeutics Holdings, Inc.","filed_at":"2026-05-11T20:01:15+00:00","discovered_at":"2026-05-11T20:02:00.335657+00:00","generated_at":"2026-05-11T20:03:14.867339+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"Director Laura Tadvalkar resigns from Hemab Therapeutics board effective May 8, 2026","bullets":["Laura Tadvalkar, Ph.D., resigned as a member of the Board, effective May 8, 2026.","Resignation not related to any disagreement with the Company on operations, policies or practices.","No replacement director announced; Board size reduced by one."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-216699","json":"https://secwatch.observer/filing/0001193125-26-216699.json","markdown":"https://secwatch.observer/filing/0001193125-26-216699.md","text":"https://secwatch.observer/filing/0001193125-26-216699.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2114044/000119312526216699/0001193125-26-216699-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2114044/000119312526216699/d141757d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-11T20:03:14.867339+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":"902a41d563","claim":"Laura Tadvalkar resigned as Director at Hemab Therapeutics Holdings, Inc..","evidence_excerpt":"On May 8, 2026, Laura Tadvalkar, Ph.D., notified Hemab Therapeutics Holdings, Inc. (the “Company”) of her decision to resign as a member of the Company’s board of directors (the “Board”), effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/2114044/000119312526216699/0001193125-26-216699-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"}