{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-23-088604","form_type":"8-K","ticker":"RYTM","cik":"0001649904","company_name":"RHYTHM PHARMACEUTICALS, INC.","filed_at":"2023-08-08T23:59:59+00:00","discovered_at":"2026-05-14T18:03:34.682745+00:00","generated_at":"2026-06-12T02:11:54.630278+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"Rhythm Pharma terminates CAO, appoints Christopher German as principal accounting officer","bullets":["William T. Roberts terminated as CAO effective Aug 11, 2023; no reason stated.","Christopher German, Executive Director, Corporate Controller since Mar 2023, named principal accounting officer.","German brings 20+ years experience in financial reporting and accounting; holds CPA and B.S. from Lehigh.","German previously served as Corporate Controller at Oncorus (2021-2023) and Repligen (2018-2021)."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-23-088604","json":"https://secwatch.observer/filing/0001104659-23-088604.json","markdown":"https://secwatch.observer/filing/0001104659-23-088604.md","text":"https://secwatch.observer/filing/0001104659-23-088604.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1649904/000110465923088604/0001104659-23-088604-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1649904/000110465923088604/tm2323116d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-12T02:11:54.630278+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":"b1574fc486","claim":"Christopher German was appointed as Principal Accounting Officer at RHYTHM PHARMACEUTICALS, INC..","evidence_excerpt":"On August 8, 2023, the Board of Directors of the Company designated Christopher German, the Company’s Executive Director, Corporate Controller, as principal accounting officer, effective on the Effective Date.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1649904/000110465923088604/0001104659-23-088604-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"designated"},{"label":"Role","value":"Principal Accounting Officer"}],"fact_type":"executive_change"},{"claim_id":"d553bfb178","claim":"William T. Roberts was terminated as Chief Accounting Officer at RHYTHM PHARMACEUTICALS, INC..","evidence_excerpt":"On August 4, 2023, Rhythm Pharmaceuticals, Inc. (the “Company”) notified William T. Roberts, the Company’s Chief Accounting Officer, of the termination of Mr. Roberts’ employment with the Company, to be effective on August 11, 2023","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1649904/000110465923088604/0001104659-23-088604-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"terminated"},{"label":"Role","value":"Chief Accounting Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}