YANCOPOULOS GEORGE bought REGN
December 9, 2025 · Form 4 insider transaction
YANCOPOULOS GEORGE bought 146,815 shares of Regeneron Pharmaceuticals, Inc. at $555.67 per share, a transaction worth $81.58M. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 2 days after the transaction.
Direction
Acquired (buy-side)
Shares
146,815
Price
$555.67
Total value
$81.58M
InsiderYANCOPOULOS GEORGE
Role—
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateDecember 9, 2025
Filing dateDecember 11, 2025
Shares owned after442,334
OwnershipDirect
10b5-1 planNo
AmendedNo