GATX Corp Director Robert S. Wetherbee Receives Annual Equity Retainer of 731 Restricted Stock Units

This SEC Form 4 filing reports that Robert S. Wetherbee, a director of GATX Corporation, received 731 restricted stock units (RSUs) as part of his annual equity retainer on April 24, 2026. The RSUs represent the right to receive shares of GATX common stock and were granted at a price of $0.00 per share. The RSUs will vest in full on the date of the first annual meeting of shareholders following the grant date, subject to Wetherbee's continued service through that date. The director has elected to defer receipt of the shares under GATX's Directors' Voluntary Deferred Fee Plan. Following this transaction, Wetherbee's total holdings in GATX common stock increased to 1,400 shares. The filing was signed by Lisa M. Ibarra via power of attorney on behalf of Robert S. Wetherbee on April 28, 2026.