{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-181337","form_type":"8-K","ticker":"IDYA","cik":"0001676725","company_name":"IDEAYA Biosciences, Inc.","filed_at":"2023-07-03T23:59:59+00:00","discovered_at":"2026-05-14T18:03:34.825092+00:00","generated_at":"2026-06-13T13:19:19.599635+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"IDEAYA Biosciences appoints Andres Ruiz Briseno as Principal Accounting Officer","bullets":["Andres Ruiz Briseno appointed Principal Accounting Officer, effective July 1, 2023, and promoted to SVP, Head of Finance and Investor Relations.","Mr. Briseno brings over 10 years of finance experience, previously Senior VP at Neumora Therapeutics, and earlier roles at Pharmacyclics.","Received option to purchase 22,500 shares at exercise price $23.23 (closing price on June 29, 2023).","Amended employment agreement includes base salary, target cash incentive, and severance benefits; summary to be filed in Q2 2023 10-Q."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-181337","json":"https://secwatch.observer/filing/0001193125-23-181337.json","markdown":"https://secwatch.observer/filing/0001193125-23-181337.md","text":"https://secwatch.observer/filing/0001193125-23-181337.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1676725/000119312523181337/0001193125-23-181337-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1676725/000119312523181337/d524590d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-13T13:19:19.599635+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":"2e295a5e8d","claim":"Andres Ruiz Briseno was appointed as Principal Accounting Officer at IDEAYA Biosciences, Inc..","evidence_excerpt":"appointed Andres Ruiz Briseno as Principal Accounting Officer of the Company, effective July 1, 2023","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1676725/000119312523181337/0001193125-23-181337-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Principal Accounting Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}