REPLIGEN CORP — Director's Dealing 2023

Sep 27, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: REPLIGEN CORP (RGEN)
CIK: 0000730272
Period of Report: 2023-09-25

Reporting Person: Garland Jason K (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-09-25	Common Stock	A	5503	$0.00	Acquired	5503	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-09-25	Stock Option (Right to Buy)	$158.99	A	10524	Acquired	2033-09-25	Common Stock (10524)	Direct

Footnotes

F1: Mr. Garland was awarded 5,503 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of Repligen Corporation's Common Stock. The restricted stock units vest in equal installments over a five-year period with each such vesting date occurring on the anniversary of the grant date. The restricted stock units may be settled only by delivering shares of Repligen Corporation's Common Stock, and thus, the grant is being reported in Table 1 as allowed per SEC guidance.

F2: The shares vest in equal annual installments over a five-year period with each such vesting date occurring on the anniversary of the grant date.