REPLIGEN CORP — Director's Dealing 2024

Mar 5, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: REPLIGEN CORP (RGEN)
CIK: 0000730272
Period of Report: 2024-02-29

Reporting Person: Hunt Anthony (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-02-29	Common Stock	A	2504	$0.00	Acquired	216530	Direct
2024-03-01	Common Stock	F	3322	$191.79	Disposed	213208	Direct

Footnotes

F1: Represents 2,504 shares issued pursuant to a Performance Stock Unit ("PSU") award granted to the Issuer on February 24, 2021. The Compensation Committee authorized the issuance of the underlying shares based upon the Issuer's achievement of pre-established performance criteria set forth in the PSU award.

F2: Represents the number of shares withheld by the Issuer to satisfy tax withholding obligations of the reporting person that arose upon the release of restricted stock units.