0001140361-11-041698.txt : 20110815 0001140361-11-041698.hdr.sgml : 20110815 20110815090223 ACCESSION NUMBER: 0001140361-11-041698 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20110812 FILED AS OF DATE: 20110815 DATE AS OF CHANGE: 20110815 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: 0331 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: DAWES KAREN A CENTRAL INDEX KEY: 0001261506 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-14656 FILM NUMBER: 111033322 MAIL ADDRESS: STREET 1: 579 BELLEVUE AVE CITY: NEWPORT STATE: RI ZIP: 02840 4 1 doc1.xml FORM 4 X0304 4 2011-08-12 0 0000730272 REPLIGEN CORP RGEN 0001261506 DAWES KAREN A 41 SEYON STREET BUILDING 1, SUITE 100 WALTHAM MA 02453 1 0 0 0 Common Stock 2011-08-12 4 P 0 10000 3.4946 A 150500 D The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.38 to $3.56, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range. William J. Kelly (Attorney in Fact) 2011-08-15