{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-24-083761","form_type":"8-K","ticker":"NKTX","cik":"0001787400","company_name":"Nkarta, Inc.","filed_at":"2024-07-16T23:59:59+00:00","discovered_at":"2026-05-14T18:03:14.527268+00:00","generated_at":"2026-05-31T20:32:36.468658+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Nkarta appoints Nadir Mahmood as President, promotes David Shook to CMO","bullets":["Nadir Mahmood, former Nkarta CFO and Rezo CEO, appointed President effective July 29, 2024; shares leadership with CEO Paul Hastings.","David Shook promoted to Chief Medical Officer, Head of R&D, overseeing clinical development, regulatory, and translational science.","James Trager steps down as Chief Scientific Officer due to personal reasons, transitions to special advisory role.","Mahmood receives $530K base salary, option for 550K shares vesting over time, 50% target bonus; severance terms included."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-24-083761","json":"https://secwatch.observer/filing/0000950170-24-083761.json","markdown":"https://secwatch.observer/filing/0000950170-24-083761.md","text":"https://secwatch.observer/filing/0000950170-24-083761.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1787400/000095017024083761/0000950170-24-083761-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1787400/000095017024083761/nktx-20240710.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T20:32:36.468658+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":"1844167f50","claim":"Nadir Mahmood was appointed as President at Nkarta, Inc..","evidence_excerpt":"On July 10, 2024, Nkarta, Inc.'s (the “Company”) Board of Directors (the “Board”) appointed Nadir Mahmood, Ph.D. as the Company’s President, effective July 29, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1787400/000095017024083761/0000950170-24-083761-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"President"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}