BlackRock, Inc. - 31 Mar 2025 SCHEDULE 13G/A Report for REPLIGEN CORPORATION Common Stock (RGEN)

Filing Manager: BlackRock, Inc.
Reporting Manager: BlackRock, Inc.
Security: REPLIGEN CORPORATION Common Stock
Symbol: RGEN
Shares outstanding: 55,893,624 shares
Disclosed Ownership: 5,198,107 shares
Ownership: 9.3%
Form type: SCHEDULE 13G/A
Filing time: 24 Apr 2025, 09:52:40 UTC
Date of event: 31 Mar 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
BlackRock, Inc.	9.3%	5,198,107	5,044,499	0	Spencer Fleming	Managing Director