{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-193481","form_type":"8-K","ticker":"RGEN","cik":"0000730272","company_name":"REPLIGEN CORP","filed_at":"2025-09-02T23:59:59+00:00","discovered_at":"2026-05-14T18:02:46.251756+00:00","generated_at":"2026-05-17T09:03:58.408330+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Repligen appoints Violetta Hughes as Chief Accounting Officer, effective Sept 1, 2025","bullets":["Replaces Jason K. Garland as principal accounting officer; Garland remains CFO focusing on strategy.","Annual base salary $395,000, signing bonus $150,000, target annual performance bonus up to 50% of base.","Equity award of $750,000 total ($500k RSUs, $250k options) vesting over 5 years.","Ms. Hughes previously CAO at Azenta (AZTA) and Akebia Therapeutics (AKBA); 25+ years experience."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-193481","json":"https://secwatch.observer/filing/0001193125-25-193481.json","markdown":"https://secwatch.observer/filing/0001193125-25-193481.md","text":"https://secwatch.observer/filing/0001193125-25-193481.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/730272/000119312525193481/0001193125-25-193481-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/730272/000119312525193481/d932295d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T09:03:58.408330+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"}