Arthur J. Gallagher & Co DEFA14A, filed Mar 23, 2026
Arthur J. Gallagher & Co. (AJG)
DEFA14A
2026-03-23
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Added on
October 17, 2026
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 14A
(Rule 14a-101)
Information Required In Proxy Statement
SCHEDULE 14A INFORMATION
Proxy Statement Pursuant to Section 14(a) of the
Securities Exchange Act of 1934
(Amendment No. __ )
Filed by the Registrant x Filed by a Party other than the Registrant ☐
Check the appropriate box:
| o | Preliminary Proxy Statement | ||||
| o | Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) | ||||
| o | Definitive Proxy Statement | ||||
| x | Definitive Additional Materials | ||||
| o | Soliciting Material Pursuant to §240.14a-12 | ||||
ARTHUR J. GALLAGHER & CO.
(Name of Registrant as Specified In Its Charter)
(Name of Person(s) Filing Proxy Statement, if other than the Registrant)
Payment of Filing Fee (Check all boxes that apply):
| x | No fee required. | ||||
| o | Fee paid previously with preliminary materials. | ||||
| o | Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11. | ||||
