Live feed10:28:10·430dINSIDERFilingvia QuantisnowSenior VP, R&D Kuriyel Ralf covered exercise/tax liability with 275 shares, decreasing direct ownership by 2% to 12,013 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.RGEN· Repligen CorporationHealth CareOriginal source