November 20, 2025 · Form 4 insider transaction
Bassler Bonnie L bought 760 shares of Regeneron Pharmaceuticals, Inc. at $371.40 per share, a transaction worth $282.3K. 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.
Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on May 2, 2025.