{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-138306","form_type":"8-K","ticker":"GH","cik":"0001576280","company_name":"Guardant Health, Inc.","filed_at":"2023-05-08T23:59:59+00:00","discovered_at":"2026-05-14T18:03:39.478666+00:00","generated_at":"2026-06-15T13:18:00.764109+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Guardant Health names Ines Dahne-Steuber COO, promotes Darya Chudova to CTO","bullets":["Ines Dahne-Steuber appointed COO effective May 3, 2023; previously senior exec at Fresenius Medical Care.","Compensation: $490k base salary, 50% target bonus, ~$2M in RSUs and ~$2M in stock options (four-year vesting).","Signing bonus of $50k and relocation allowance up to $50k, subject to 12-month clawback.","Darya Chudova promoted to CTO; led development of Shield blood-based colorectal cancer screening technology.","Both appointments effective May 2023, aiming to scale global operations and support product launches."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-138306","json":"https://secwatch.observer/filing/0001193125-23-138306.json","markdown":"https://secwatch.observer/filing/0001193125-23-138306.md","text":"https://secwatch.observer/filing/0001193125-23-138306.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1576280/000119312523138306/0001193125-23-138306-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1576280/000119312523138306/d452070d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-15T13:18:00.764109+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":"862ce0db3f","claim":"Ines Dahne-Steuber was appointed as Chief Operations Officer at Guardant Health, Inc..","evidence_excerpt":"On May 3, 2023, the Board of Directors (the “Board”) of the Guardant Health, Inc. (the “Company”) appointed Ines Dahne-Steuber to serve as the Company’s Chief Operations Officer, effective May 3, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1576280/000119312523138306/0001193125-23-138306-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chief Operations Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}