4processed

Form 4 — Insider Transaction

Arthur J. Gallagher & Co.(AJG)

Filing Date

May 26, 2026

Accepted

May 26, 2026

Accession No.

0000354190-26-000161

CIK

0000354190

Insider Transactions

InsiderTitleTypeSharesPriceValueOwned AfterSecurityDate
GALLAGHER J PATRICK JRCEOOther14.7K$0109.4KCommon StockMay 26, 2026