Arthur J. Gallagher & Co. 4

Walter D. Bay, General Counsel of Arthur J. Gallagher & Co. (AJG), sold 12,000 shares of common stock for about $3.2 million and now directly owns approximately 71,292 shares plus additional indirect and derivative equity interests.

On August 24, 2026, Walter D. Bay, General Counsel of Arthur J. Gallagher & Co., sold 12,000 shares of Gallagher common stock in an open-market transaction at a volume‑weighted average price of $270.081 per share, for proceeds of roughly $3.2 million. The sale was executed in multiple trades within a narrow price range of $270.01 to $270.17 and was reported as a direct disposition. Following these transactions, Bay retained direct ownership of 71,292.092 Gallagher common shares, indirect ownership of 491.129 shares through his Gallagher 401(k) plan, and additional equity exposure via multiple non-qualified stock options, notional stock units, and phantom stock units. These derivative awards, with various exercise prices and expiration or vesting dates extending out to 2033, reflect ongoing long-term incentive compensation rather than new grants in this filing.

Filing Facts

CIK

354190

Ticker

AJG

Form

4

Source Type

sec

Accession

0000354190-26-000199

Alert Tier

7