February 9, 2026 · Form 4 insider transaction
RYAN ARTHUR F sold 3 shares of Regeneron Pharmaceuticals, Inc. at $783.34 per share, a transaction worth $2.4K. 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 October 31, 2025.; Represents volume-weighted average price of sales of 3 shares of Company stock on February 9, 2026 at prices ranging from $783.20 to $783.61. 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 February 9, 2026 at each separate price.