{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-314165","form_type":"8-K","ticker":"NUVL","cik":"0001861560","company_name":"Nuvalent, Inc.","filed_at":"2025-12-10T23:59:59+00:00","discovered_at":"2026-05-14T18:02:40.860290+00:00","generated_at":"2026-05-16T13:40:23.858703+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Nuvalent director Matthew Shair resigns; Ron Squarer elected to board","bullets":["Matthew Shair, Ph.D., resigned from the Board effective Dec 9, 2025, and not due to any disagreement.","Ron Squarer elected as Class II independent director effective Dec 10, 2025, until 2026 annual meeting.","Squarer receives initial equity award with aggregate fair value $600,000 (option + RSU).","Option capped at 14,850 shares, RSU capped at 7,425 shares; vesting over 3 years.","Squarer eligible for annual director cash retainers and committee fees per policy."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-314165","json":"https://secwatch.observer/filing/0001193125-25-314165.json","markdown":"https://secwatch.observer/filing/0001193125-25-314165.md","text":"https://secwatch.observer/filing/0001193125-25-314165.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1861560/000119312525314165/0001193125-25-314165-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1861560/000119312525314165/d60619d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T13:40:23.858703+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"}