Form 4 Filing for CULLEN/FROST BANKERS, INC. by John T. Engates

This Form 4 filing details a transaction by John T. Engates, a director at CULLEN/FROST BANKERS, INC. (CFR). On April 29, 2026, Engates acquired 630 Deferred Stock Units, with each unit representing one share of common stock. The acquisition price was $0.0 per unit. These units vested on the same date but will be delivered to Engates upon his separation from the company. Following this transaction, Engates holds 1360 Deferred Stock Units. The filing was signed on May 27, 2026, by Engates via a power of attorney.