{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-25-050436","form_type":"8-K","ticker":"ALMS","cik":"0001847367","company_name":"ALUMIS INC.","filed_at":"2025-05-19T23:59:59+00:00","discovered_at":"2026-05-14T18:02:50.125866+00:00","generated_at":"2026-05-21T02:08:03.542964+00:00","sec_items":["5.07"],"event_type":"m_and_a","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Alumis shareholders approve ACELYRIN merger; expected to close May 21, 2025","bullets":["Stock issuance proposal approved: 41,861,422 For, 159,077 Against, 1,406 Abstain.","Adjournment proposal approved: 41,757,390 For, 261,875 Against, 2,640 Abstain.","Expected closing date May 21, 2025, subject to Nasdaq listing and SEC S-4 effectiveness.","Record date April 1, 2025; 42,021,905 shares voted (~89% of outstanding)."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-25-050436","json":"https://secwatch.observer/filing/0001104659-25-050436.json","markdown":"https://secwatch.observer/filing/0001104659-25-050436.md","text":"https://secwatch.observer/filing/0001104659-25-050436.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1847367/000110465925050436/0001104659-25-050436-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1847367/000110465925050436/tm2515049d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-21T02:08:03.542964+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"}