{"schema_version":"secwatch.filing_event.v1","accession":"0001140361-24-003287","form_type":"8-K","ticker":null,"cik":"0001576263","company_name":"Mirati Therapeutics, Inc.","filed_at":"2024-01-23T23:59:59+00:00","discovered_at":"2026-05-14T18:03:24.673596+00:00","generated_at":"2026-06-06T20:01:31.864161+00:00","sec_items":["1.02","2.01","3.01","5.01","8.01","3.03","5.03","5.02","9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"Mirati acquired by Bristol-Myers Squibb for $58/share plus contingent $12 CVR; merger closes","bullets":["Merger closed Jan 23, 2024; each Mirati share converted into $58 cash plus one CVR with potential $12 milestone payment.","Aggregate purchase price approx. $4.8B in equity value, funded by BMS cash and debt.","CVR milestone: submission and FDA acceptance of NDA for MRTX1719 in non-small cell lung cancer (1st-3rd line) by Jan 23, 2031.","Mirati's board resigned; new board from Bristol-Myers appointed; equity and 401(k) plans terminated.","Mirati common stock delisted from Nasdaq as of Jan 23, 2024; company will file Form 15 to suspend reporting."],"urls":{"canonical":"https://secwatch.observer/filing/0001140361-24-003287","json":"https://secwatch.observer/filing/0001140361-24-003287.json","markdown":"https://secwatch.observer/filing/0001140361-24-003287.md","text":"https://secwatch.observer/filing/0001140361-24-003287.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1576263/000114036124003287/0001140361-24-003287-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1576263/000114036124003287/n70019397x1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-06T20:01:31.864161+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":"05b98ba6c0","claim":"Konstantina Katcheves was appointed as Director at Mirati Therapeutics, Inc..","evidence_excerpt":"the directors of Merger Sub immediately prior to the Effective Time were Konstantina Katcheves, Sandra Ramos-Alves, and Kimberly M. 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Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}