{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-23-117704","form_type":"8-K","ticker":"IPSC","cik":"0001850119","company_name":"Century Therapeutics, Inc.","filed_at":"2023-11-14T23:59:59+00:00","discovered_at":"2026-05-14T18:03:31.042689+00:00","generated_at":"2026-06-08T04:01:27.054929+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Century Therapeutics appoints Brent Pfeiffenberger as President and CEO, effective Dec 4, 2023","bullets":["Brent Pfeiffenberger appointed CEO and to Board; Gregory Russotti transitions to Chief Technology and Manufacturing Officer.","Pfeiffenberger receives $625K base salary, 55% target bonus, $200K signing bonus, $450K retention bonus, and equity awards.","Equity includes options for 573,691 shares and RSUs covering 1,173,775 shares (Initial RSU) plus $450K value Second RSU.","Russotti's new role carries $525K base salary and 45% annual target bonus; prior interim CEO role ends Dec 4."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-23-117704","json":"https://secwatch.observer/filing/0001104659-23-117704.json","markdown":"https://secwatch.observer/filing/0001104659-23-117704.md","text":"https://secwatch.observer/filing/0001104659-23-117704.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1850119/000110465923117704/0001104659-23-117704-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1850119/000110465923117704/tm2330591d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-08T04:01:27.054929+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":"3b34e1e8b8","claim":"Brent Pfeiffenberger was appointed as President and Chief Executive Officer at Century Therapeutics, Inc..","evidence_excerpt":"appointed Brent Pfeiffenberger to serve as the Company’s President and Chief Executive Officer, effective December 4, 2023","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1850119/000110465923117704/0001104659-23-117704-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"President and Chief Executive Officer"}],"fact_type":"executive_change"},{"claim_id":"3ba3f17c62","claim":"Brent Pfeiffenberger was appointed as member of the Board at Century Therapeutics, Inc..","evidence_excerpt":"Dr. Pfeiffenberger was appointed to serve as a member of the Board","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1850119/000110465923117704/0001104659-23-117704-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"member of the Board"}],"fact_type":"executive_change"},{"claim_id":"485144dead","claim":"Gregory Russotti changed role as Chief Technology and Manufacturing Officer at Century Therapeutics, Inc..","evidence_excerpt":"Dr. Russotti will serve as the Company’s Chief Technology and Manufacturing Officer.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1850119/000110465923117704/0001104659-23-117704-index.htm","confidence":0.9,"family_label":"Executive change","details":[{"label":"Action","value":"transitions"},{"label":"Role","value":"Chief Technology and Manufacturing Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}