<SEC-DOCUMENT>0001193125-19-193982-index.html : 20190715 <SEC-HEADER>0001193125-19-193982.hdr.sgml : 20190715 <ACCEPTANCE-DATETIME>20190715160203 ACCESSION NUMBER: 0001193125-19-193982 CONFORMED SUBMISSION TYPE: 8-K/A PUBLIC DOCUMENT COUNT: 4 CONFORMED PERIOD OF REPORT: 20190425 ITEM INFORMATION: Other Events ITEM INFORMATION: Financial Statements and Exhibits FILED AS OF DATE: 20190715 DATE AS OF CHANGE: 20190715 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/A SEC ACT: 1934 Act SEC FILE NUMBER: 000-14656 FILM NUMBER: 19955229 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/A <SEQUENCE>1 <FILENAME>d773062d8ka.htm <DESCRIPTION>8-K/A <TEXT> Document 1 - file: d773062d8ka.htm
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</DOCUMENT> <DOCUMENT> <TYPE>EX-99.6 <SEQUENCE>4 <FILENAME>d773062dex996.htm <DESCRIPTION>EX-99.6 <TEXT> Document 4 - file: d773062dex996.htm
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