Form 4 Filing for Beam Therapeutics Inc.

This filing details a Form 4 filed by Kathleen E. Walsh, a director at Beam Therapeutics Inc. On June 3, 2026, Ms. Walsh was granted a stock option to acquire 19,676 shares of common stock at an exercise price of $29.55 per share. The option vests in full on the earlier of the first anniversary of the grant date or immediately prior to the next annual meeting, provided Ms. Walsh continues her service to the board. The option has an expiration date of June 3, 2036. This transaction is reported under transaction code "A" for acquisition. Ms. Walsh holds these options directly.