Form 4 Filing for Christina M. Alvord

Christina M. Alvord, a director at APOGEE ENTERPRISES, INC., was awarded deferred restricted stock units under the 2019 Non-Employee Director Stock Plan. The units, which will be settled in common stock, were awarded on September 30, 2026. The transaction details indicate 0 shares acquired, with a price per share of $35.37. Following the transaction, Alvord holds 13,444 shares. Additional units were acquired through a dividend reinvestment feature. The filing, dated October 2, 2026, is a Form 4 and is not subject to Section 16.