Kenneth L. Wilson, GEVP Chief Wealth Officer of Cullen/Frost Bankers, Inc., filed a Form 4 on October 26, 2026, reporting the vesting of restricted stock units and a related tax withholding sale on October 24, 2026.

Key Highlights

  • RSU vesting: Wilson acquired 3,125 shares of Common Stock ($0.01 par value) through the conversion of restricted stock units at $0 cost on October 24, 2026 (transaction code M).
  • Shares withheld for taxes: 1,230 shares were disposed of at $157.05 per share on October 24, 2026 (transaction code F).
  • Direct holdings after transactions: Wilson directly holds 2,353 shares of Common Stock following the reported transactions.
  • Indirect holdings: Wilson also holds 302.364 shares indirectly through the Cullen/Frost Bankers 401(k) Plan.
  • RSU terms: According to the filing, the restricted stock units "cliff vested three years from the date of grant," with each unit representing the right to receive one share of Cullen/Frost common stock.
  • Thrift Stock Plan shares: The filing notes that direct holdings include 232 shares acquired through the Cullen/Frost Bankers, Inc. Thrift Stock Plan.

Wilson RSU Vesting and Withholding Details at Cullen/Frost Bankers

Kenneth L. Wilson, identified in the filing as GEVP Chief Wealth Officer of Cullen/Frost Bankers, Inc. (NYSE:CFR), reported two transactions on October 24, 2026. First, 3,125 restricted stock units were converted into an equal number of shares of Common Stock ($0.01 par value) at a price of $0, reflecting the cliff-vesting of an RSU award granted three years prior. The filing states that each restricted stock unit represents the right to receive one share of Cullen/Frost common stock.

Immediately following that conversion, 1,230 shares were disposed of at a price of $157.05 per share under transaction code F, which the filing form associates with payment of an exercise price or tax withholding. After both transactions, Wilson's direct beneficial ownership stood at 2,353 shares. The filing notes that this direct total includes 232 shares acquired through the Cullen/Frost Bankers, Inc. Thrift Stock Plan. In addition, Wilson holds 302.364 shares indirectly through the company's 401(k) Plan, which are reported separately.

The Form 4 was signed by Kirsten Irwin under a power of attorney on behalf of Kenneth L. Wilson and filed with the SEC on October 26, 2026. The filing was made by one reporting person and does not indicate that the transactions were made pursuant to a Rule 10b5-1 trading plan.

What Was Disclosed

The filing discloses the October 24, 2026 cliff-vesting of 3,125 restricted stock units held by Wilson, the withholding of 1,230 shares at $157.05 to satisfy tax obligations, and his resulting beneficial ownership of 2,353 shares directly and 302.364 shares through the 401(k) Plan.