REPLIGEN CORP — Director's Dealing 2021

Jun 15, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: REPLIGEN CORP (RGEN)
CIK: 0000730272
Period of Report: 2021-06-10

Reporting Person: KURIYEL RALF (Senior VP, R&D)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-06-10	Common Stock	M	2557	$59.52	Acquired	27112	Direct
2021-06-10	Common Stock	M	1045	$86.10	Acquired	28157	Direct
2021-06-10	Common Stock	S	6802	$189.19	Disposed	21355	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-06-10	Stock Option (Right to Buy)	$59.52	M	2557	Disposed	2029-02-28	Common Stock (2557)	Direct
2021-06-10	Stock Option (Right to Buy)	$86.10	M	1045	Disposed	2030-02-27	Common Stock (1045)	Direct

Footnotes

F1: $189.19 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $188.70 to $189.59, 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 sold at each separate price within the range.

F2: 2,707 of the shares underlying the option have vested. The remaining 1,354 shares shall vest on February 28, 2022.

F3: 1,045 of the shares underlying the option have vested. The remaining shares vest as follows: 1,046 shares on February 27, 2022 and February 27, 2023.