Douglass Brian Robb bought RGEN
December 31, 2025 · Form 4 insider transaction
Douglass Brian Robb bought 2,143 shares of Repligen Corporation at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 12 days after the transaction.
Direction
Acquired (buy-side)
Shares
2,143
Price
$0.00
Total value
N/A
InsiderDouglass Brian Robb
RoleOfficer
CompanyRepligen Corporation (RGEN)
SecurityStock Option (Right to Buy)
Transaction codeA: Grant or award
Transaction dateDecember 31, 2025
Filing dateJanuary 12, 2026
Shares owned after2,143
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
The shares will vest in substantially equal installments over a three-year period with each such vesting date occurring on the anniversary of the grant date.