January 2, 2024 · Form 4 insider transaction
RYAN ARTHUR F sold 1 shares of Regeneron Pharmaceuticals, Inc. at $873.91 per share, a transaction worth $873.91. The trade was recorded as open-market sale under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 2 days after the transaction.
Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on August 7, 2023.