0000899243-18-031479.txt : 20181220 0000899243-18-031479.hdr.sgml : 20181220 20181220162230 ACCESSION NUMBER: 0000899243-18-031479 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20181218 FILED AS OF DATE: 20181220 DATE AS OF CHANGE: 20181220 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: KURIYEL RALF CENTRAL INDEX KEY: 0001733143 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-14656 FILM NUMBER: 181246449 MAIL ADDRESS: STREET 1: 41 SEYON ST STREET 2: BLDG 1, STE. 100 CITY: WALTHAM STATE: MA ZIP: 02452 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: REPLIGEN CORP CENTRAL INDEX KEY: 0000730272 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 042729386 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 41 SEYON STREET STREET 2: BUILDING 1, SUITE 100 CITY: WALTHAM STATE: MA ZIP: 02453 BUSINESS PHONE: 7814499560 MAIL ADDRESS: STREET 1: 41 SEYON STREET STREET 2: BUILDING 1, SUITE 100 CITY: WALTHAM STATE: MA ZIP: 02453 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2018-12-18 0 0000730272 REPLIGEN CORP RGEN 0001733143 KURIYEL RALF C/O REPLIGEN CORPORATION 41 SEYON ST., BLDG 1, STE 100 WALTHAM MA 02453 0 1 0 0 Senior VP, R&D Common Stock 2018-12-18 4 S 0 311 54.44 D 12294 D Sale of 311 shares in the open market valued at a price of $54.44 per share on December 18,2018 to cover tax liability resulting from the release of restricted stock units. /s/ Jeffrey P. Leduc (Attorney in Fact) 2018-12-20