0001140361-17-012884.txt : 20170321 0001140361-17-012884.hdr.sgml : 20170321 20170321202322 ACCESSION NUMBER: 0001140361-17-012884 CONFORMED SUBMISSION TYPE: 4/A PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20170223 FILED AS OF DATE: 20170321 DATE AS OF CHANGE: 20170321 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 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Benjamin Howard CENTRAL INDEX KEY: 0001393547 FILING VALUES: FORM TYPE: 4/A SEC ACT: 1934 Act SEC FILE NUMBER: 000-14656 FILM NUMBER: 17705339 MAIL ADDRESS: STREET 1: 401 MARRETT ROAD CITY: LEXINGTON STATE: MA ZIP: 02421 4/A 1 doc1.xml FORM 4/A X0306 4/A 2017-02-23 2017-03-01 0 0000730272 REPLIGEN CORP RGEN 0001393547 Benjamin Howard C/O REPLIGEN CORPORATION 41 SEYON ST, BLDG 1, STE 100 WALTHAM MA 02453 0 1 0 0 VP Business Development Stock Option (Right to Buy) 32.40 2017-02-23 4 A 0 9012 0 A 2027-02-23 Common Stock 9012 9012 D The shares vest in equal annual installments over a three-year period beginning on the first anniversary of the grant date. This Form 4/A amends a Form 4 filed on 3/1/17 to correct a typographical error in Table II, column 2. /s/ Jeffrey P. Leduc (Attorney in Fact) 2017-03-21