Loeillot Olivier bought RGEN

September 24, 2026 · Form 4 insider transaction

Loeillot Olivier bought 8,404 shares of Repligen Corporation at $154.96 per share, a transaction worth $1.30M. The trade was recorded as option exercise under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 1 day after the transaction.

Direction
Acquired (buy-side)
Shares
8,404
Price
$154.96
Total value
$1.30M
RoleOfficer, Director
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateSeptember 24, 2026
Filing dateSeptember 25, 2026
Shares owned after56,773
OwnershipDirect
10b5-1 planYes
AmendedNo

Footnotes

The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 19, 2025.

View the original Form 4 on SEC EDGAR