Douglass Brian Robb sold RGEN
May 7, 2026 · Form 4 insider transaction
Douglass Brian Robb sold 334 shares of Repligen Corporation at $126.43 per share, a transaction worth $42.2K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Disposed (sell-side)
Shares
334
Price
$126.43
Total value
$42.2K
InsiderDouglass Brian Robb
RoleOfficer
CompanyRepligen Corporation (RGEN)
SecurityCommon Stock
Transaction codeF: Shares withheld for taxes
Transaction dateMay 7, 2026
Filing dateMay 8, 2026
Shares owned after7,985
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
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.