• Arthur J. Gallagher Vice President Christopher E. Mead sold 7,590 common shares at $279.72 each on Nov. 2, 2026.
• Mead also exercised non-qualified stock options for 7,590 shares at $86.17 each that day.
• The Nov. 4 filing reported remaining holdings of 22,286 shares directly and 491 shares indirectly through a Gallagher 401(k) plan account.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Arthur J.Gallagher & Co. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0000354190-26-000216), on November 04, 2026, and is solely responsible for the information contained therein.