Arthur J. Gallagher & Co. · Insider Trading

Last 365 days · Open-market buys and sells by officers and directors · Same-day, same-person, same-direction trades combined · Amounts in USD millions← AJG

Buy

0 · $0.00M

Sell

5 · $8.2M

Net

−$8.2M

By Insider

Name	Title	Buy	Sell	Latest Trade
Bay Walter D.	General Counsel	—	12,000 shares · $3.2M	2026-08-24
Hudson Scott R	Vice President	—	12,000 shares · $3.2M	2026-09-02
Mead Christopher E	VICE PRESIDENT	—	3,500 shares · $0.90M	2026-08-19
CARY RICHARD C	Controller, CAO	—	4,000 shares · $0.87M	2026-09-15

All Trades

Date	Name	Title	Side	Shares	Trades	Avg Price	Value
2026-09-15	CARY RICHARD C	Controller, CAO	Sell	1,000	1	252.86	$0.25M
2026-09-02	Hudson Scott R	Vice President	Sell	12,000	1	264.13	$3.2M
2026-08-24	Bay Walter D.	General Counsel	Sell	12,000	1	270.08	$3.2M
2026-08-19	Mead Christopher E	VICE PRESIDENT	Sell	3,500	1	257.03	$0.90M
2026-06-02	CARY RICHARD C	Controller, CAO	Sell	3,000	1	206.00	$0.62M

Data comes from insiders' SEC ownership filings (Form 4). Only open-market purchases (P) and sales (S) are counted; option exercises, grants, tax withholding and other non-trading changes are excluded.