{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-26-021941","form_type":"8-K","ticker":"CSBR","cik":"0000771856","company_name":"CHAMPIONS ONCOLOGY, INC.","filed_at":"2026-03-30T23:59:59+00:00","discovered_at":"2026-05-14T18:02:37.674295+00:00","generated_at":"2026-05-15T08:29:39.467808+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"positive","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Champions Oncology appoints Dr. Brian Alexander to board, replacing Dr. Philip Breitfeld","bullets":["Board accepted resignation of Dr. Philip Breitfeld and appointed Dr. Brian Alexander effective March 24, 2026.","Dr. Alexander is CEO of Valo Health and CEO-Partner at Flagship Pioneering; formerly CEO of Foundation Medicine.","Appointment supports Champions' strategy to integrate patient-derived tumor models with molecular data for AI-driven R&D.","Dr. Breitfeld's resignation was not due to any disagreement with the company's operations or policies."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-26-021941","json":"https://secwatch.observer/filing/0001628280-26-021941.json","markdown":"https://secwatch.observer/filing/0001628280-26-021941.md","text":"https://secwatch.observer/filing/0001628280-26-021941.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/771856/000162828026021941/0001628280-26-021941-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/771856/000162828026021941/csbr-20260324.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T08:29:39.467808+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"}