<SEC-DOCUMENT>0001193125-18-170961-index.html : 20180522 <SEC-HEADER>0001193125-18-170961.hdr.sgml : 20180522 <ACCEPTANCE-DATETIME>20180522171602 ACCESSION NUMBER: 0001193125-18-170961 CONFORMED SUBMISSION TYPE: 8-K PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180516 ITEM INFORMATION: Submission of Matters to a Vote of Security Holders FILED AS OF DATE: 20180522 DATE AS OF CHANGE: 20180522 FILER: 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 FILING VALUES: FORM TYPE: 8-K SEC ACT: 1934 Act SEC FILE NUMBER: 000-14656 FILM NUMBER: 18853233 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 </SEC-HEADER> <DOCUMENT> <TYPE>8-K <SEQUENCE>1 <FILENAME>d586648d8k.htm <DESCRIPTION>8-K <TEXT> Document 1 - file: d586648d8k.htm
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