Form 4 Filing for Arthur J. Gallagher & Co. by Douglas K. Howell

Douglas K. Howell, VP & Chief Financial Officer of Arthur J. Gallagher & Co., reported a disposition of 12,954.386 notional stock units on June 22, 2026. This transaction, valued at approximately $209.08 per unit, was a discretionary move to reallocate assets from the company's SS&T Plan, which holds Gallagher common stock, to cash. The purpose was to partially cover expected tax obligations arising from a distribution scheduled for July 2026. Howell noted that a portion of this disposition, specifically 12,892.211 shares acquired through the SS&T Plan on February 12, 2026, was subject to short-swing profit rules under Section 16(b) of the Securities Exchange Act of 1934, resulting in an approximate loss of $32,123 for the reporting person. Following this transaction, Howell holds 185,953.9256 notional stock units. Additionally, the filing details Howell's direct and indirect ownership of various other equity instruments, including common stock and other stock options.