Form 4 Filing for Apogee Enterprises, Inc. - Officer/Director Transaction

This filing details a transaction by Christina M. Alvord, a director at Apogee Enterprises, Inc., involving Deferred Restricted Stock Units. On June 30, 2026, 63 units were acquired under the 2019 Non-Employee Director Stock Plan, with a transaction value of $45.74 per unit. These units will be settled in common stock following the director's departure from the Board or other specified events. The acquisition was influenced by a dividend reinvestment feature, increasing the post-transaction holdings to 13,343 units. The filing was signed by Bryan A. Welp, acting as Attorney-in-Fact for Christina M. Alvord, on July 2, 2026.