{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-004896","form_type":"8-K/A","ticker":"CNTA","cik":"0001847903","company_name":"Centessa Pharmaceuticals plc","filed_at":"2026-01-07T23:59:59+00:00","discovered_at":"2026-05-14T18:02:36.523819+00:00","generated_at":"2026-05-16T11:24:40.538620+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Centessa appoints Mario Accardi CEO effective Jan 1, 2026; base salary $600K, target bonus 50%","bullets":["Employment Agreement signed Jan 5, 2026; base salary $600,000 per year.","Target annual incentive bonus set at 50% of base salary, first eligible in 2027.","Termination without cause or for good reason (outside 1-yr post-sale): 12 months salary continuation.","Termination within 1 year post-sale event: lump sum of 18 months salary plus 150% target bonus.","Agreement supersedes prior Orexia Ltd employment contract from Jan 2019."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-004896","json":"https://secwatch.observer/filing/0001193125-26-004896.json","markdown":"https://secwatch.observer/filing/0001193125-26-004896.md","text":"https://secwatch.observer/filing/0001193125-26-004896.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1847903/000119312526004896/0001193125-26-004896-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1847903/000119312526004896/d51805d8ka.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T11:24:40.538620+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"}