Loeillot Olivier bought RGEN

March 5, 2026 · Form 4 insider transaction

Loeillot Olivier bought 25,890 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 18 days after the transaction.

Direction
Acquired (buy-side)
Shares
25,890
Price
$0.00
Total value
N/A
RoleOfficer, Director
SecurityStock Option (Right to Buy)
Transaction codeA: Grant or award
Transaction dateMarch 5, 2026
Filing dateMarch 23, 2026
Shares owned after25,890
OwnershipDirect
10b5-1 planNo
AmendedNo

Footnotes

One third of the stock options will vest and become exercisable annually on March 5, 2027, March 5, 2028, and March 5, 2029.

View the original Form 4 on SEC EDGAR