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Douglass Brian Robb

Reporting owner on Forms 3, 4 and 5, CIK 2104618.

Douglass Brian Robb reported on 1 issuer in 1 filing, the latest a Form 4 filed 2026-10-08.

Issuers

IssuerRoles in the latest filingFilingsLast filed
RGEN · REPLIGEN CORPCIK 730272officer (CHIEF PRODUCT OFFICER)12026-10-08

Transactions and holdings

Every row of the person's Forms 3, 4 and 5, newest first, with the price and the amount owned after the row as filed.

SecurityDateCodeSharesPriceOwned afterFiling
RGEN · REPLIGEN CORPCommon Stock2026-10-06A granted+700$08,685Form 4
RGEN · REPLIGEN CORPStock Option (Right to Buy), derivative2026-10-06A granted+675$0675Form 4

Filings

The person's Forms 3, 4 and 5, and any 13D or 13G naming it.

FilingSubjectFiledAcceptedIngested
Form 4 0001628280-26-065462 REPLIGEN CORP2026-10-08