Matthew Bradley Henson's Stock Transactions in Cullen/Frost Bankers, Inc.

Matthew Bradley Henson, the Chief Accounting Officer of Cullen/Frost Bankers, Inc., reported several stock transactions on October 25, 2025. He acquired 419 shares of Common Stock at $0.00 per share and disposed of 102 shares at $124.86 per share, resulting in a post-transaction ownership of 317 shares. Additionally, he disposed of 419 Restricted Stock Units, which converted to Common Stock. Henson also holds 5,545 Depositary Shares and 6,305.549 Common Shares through a 401(k) plan. The transactions were reported in a Form 4 filing with the SEC.