BROWN MICHAEL S bought REGN
October 30, 2026 · Form 4 insider transaction
BROWN MICHAEL S bought 1,929 shares of Regeneron Pharmaceuticals, Inc. at $725.89 per share, a transaction worth $1.40M. The trade was recorded as option exercise under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 4 days after the transaction.
Direction
Acquired (buy-side)
Shares
1,929
Price
$725.89
Total value
$1.40M
InsiderBROWN MICHAEL S
Role—
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateOctober 30, 2026
Filing dateNovember 3, 2026
Shares owned after3,309
OwnershipDirect
10b5-1 planYes
AmendedNo
Footnotes
Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on February 25, 2026.