0000950170-23-051737.txt : 20231003 0000950170-23-051737.hdr.sgml : 20231003 20231003200335 ACCESSION NUMBER: 0000950170-23-051737 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20231002 FILED AS OF DATE: 20231003 DATE AS OF CHANGE: 20231003 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Loeillot Olivier CENTRAL INDEX KEY: 0001995525 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 000-14656 FILM NUMBER: 231306234 MAIL ADDRESS: STREET 1: C/O REPLIGEN CORPORATION STREET 2: 41 SEYON STREET, BUILDING 1, SUITE 100 CITY: WALTHAM STATE: MA ZIP: 02453 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 3 1 ownership.xml 3 X0206 3 2023-10-02 1 0000730272 REPLIGEN CORP RGEN 0001995525 Loeillot Olivier C/O REPLIGEN CORPORATION 41 SEYON ST., BLDG 1, STE 100 WALTHAM MA 02453 false true false false President and CCO Exhibit 24.1: Power of Attorney /s/ Olivier Loeillot 2023-10-03 EX-24.1 2 rgen-ex24_1.htm EX-24.1 EX-24.1

 

POWER OF ATTORNEY

 

KNOW ALL MEN BY THESE PRESENTS, that the undersigned hereby constitutes and appoints each of Kimberly Brown and Kenneth O'Brien the true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for the undersigned and in the undersigned's name, place and stead, in any and all capacities (until revoked in writing) to execute for and on behalf of the undersigned, in any and all of the undersigned's capacities, any and all statements on Forms 3, 4 and 5 with respect to the undersigned's holdings of and transactions in securities issued by Repligen Corporation (the "Company") in accordance with Sections 16(a) of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), and any and all regulations promulgated thereunder, and to file the same, with all exhibits thereto, and any other documents in connection therewith, with the Securities and Exchange Commission, and with any other entity when and if such is mandated by the Exchange Act or by the Bylaws of the Financial Industry Regulatory Authority, granting unto said attorney-in-fact and agent full power and authority to do and perform each and every act and thing requisite and necessary fully to all intents and purposes as the undersigned might or could do in person thereby ratifying and confirming all that said attorney-in-fact and agent, or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

 

This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4 and 5 with respect to the undersigned's holdings of and transactions in securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered to the foregoing attorney-in-fact.

 

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be

executed as of September 27, 2023.

 

/s/ Olivier Loeillot

Olivier Loeillot