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REPLIGEN CORP — SCHEDULE 13G Filings

1 SCHEDULE 13G filing on record

This page lists all SCHEDULE 13G filings submitted to the SEC by REPLIGEN CORP (RGEN), sorted by most recent first. Each row links to the full filing on EdgarLookup. REPLIGEN CORP has filed 1 SCHEDULE 13G document with the SEC since 2008. To view all SEC filings by REPLIGEN CORP, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-Q 10-Q/A 144 3 3/A 305B2 4 4/A 424B3 424B5 424B7 5 5/A 8-A12G 8-A12G/A 8-K 8-K/A ARS CORRESP CT ORDER D DEF 14A DEFA14A DEFR14A FWP NO ACT NT 10-K NT 10-Q POS AM PRE 14A REGDEX S-3 S-3/A S-3ASR S-8 SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13G SCHEDULE 13G/A UPLOAD
Form Description Accession Number Filed Period
SCHEDULE 13G — 0000315066-26-000516 Feb 5, 2026 —