{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-104254","form_type":"8-K","ticker":"RGEN","cik":"0000730272","company_name":"REPLIGEN CORP","filed_at":"2023-04-18T23:59:59+00:00","discovered_at":"2026-05-14T18:03:42.100912+00:00","generated_at":"2026-06-17T01:00:17.492223+00:00","sec_items":["8.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"medium","headline":"Repligen completes acquisition of FlexBiosys Inc. on April 17, 2023","bullets":["Completed acquisition of all outstanding equity of FlexBiosys Inc. on April 17, 2023.","Equity Purchase Agreement signed April 12, 2023, with sellers TSAP Holdings, Gayle Tarry, and Stanley Tarry.","No deal value or financial terms disclosed in this filing."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-104254","json":"https://secwatch.observer/filing/0001193125-23-104254.json","markdown":"https://secwatch.observer/filing/0001193125-23-104254.md","text":"https://secwatch.observer/filing/0001193125-23-104254.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/730272/000119312523104254/0001193125-23-104254-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/730272/000119312523104254/d464614d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-17T01:00:17.492223+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"}