POON CHRISTINE A sold REGN
November 2, 2026 · Form 4 insider transaction
POON CHRISTINE A sold 2,499 shares of Regeneron Pharmaceuticals, Inc. at $968.58 per share, a transaction worth $2.42M. The trade was recorded as open-market sale and disclosed on an SEC Form 4, filed 2 days after the transaction.
Direction
Disposed (sell-side)
Shares
2,499
Price
$968.58
Total value
$2.42M
InsiderPOON CHRISTINE A
Role—
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateNovember 2, 2026
Filing dateNovember 4, 2026
Shares owned after9,560
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Represents volume-weighted average price of sales of 2,499 shares of Company stock on November 2, 2026 at prices ranging from $968.00 to $968.93. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on November 2, 2026 at each separate price.