Arthur J. Gallagher & Co. SEC Filings https://investor.ajg.com/generated by Q4Thu, 01 Oct 2026 17:37:25 -0400Copyright Q4 Inc. All rights reserved.Arthur J. Gallagher & Co. - 3 - Initial Statement of Beneficial Ownership19825584https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19825584Thu, 01 Oct 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 4 - Statement of Changes in Beneficial Ownership19791091https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19791091Thu, 17 Sep 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 144 - Report of proposed sale of securities19784762https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19784762Tue, 15 Sep 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 144 - Report of proposed sale of securities19784271https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19784271Tue, 15 Sep 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 4 - Statement of Changes in Beneficial Ownership19777075https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19777075Thu, 10 Sep 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 4 - Statement of Changes in Beneficial Ownership19777062https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19777062Thu, 10 Sep 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 4 - Statement of Changes in Beneficial Ownership19768400https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19768400Fri, 04 Sep 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 4 - Statement of Changes in Beneficial Ownership19762128https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19762128Wed, 02 Sep 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 144 - Report of proposed sale of securities19760397https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19760397Wed, 02 Sep 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 8-K - Current report filing19736950https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19736950Thu, 27 Aug 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 4 - Statement of Changes in Beneficial Ownership19736653https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19736653Wed, 26 Aug 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 144 - Report of proposed sale of securities19727684https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19727684Mon, 24 Aug 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 4 - Statement of Changes in Beneficial Ownership19719984https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19719984Thu, 20 Aug 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 144 - Report of proposed sale of securities19714845https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19714845Wed, 19 Aug 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 4 - Statement of Changes in Beneficial Ownership19713401https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19713401Tue, 18 Aug 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 13F-NT - Form 13F Cover Page19705167https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19705167Fri, 14 Aug 2026 00:00:00 -0400Arthur J. Gallagher & Co. - SC 13G/A - Amended Statement of Ownership19691656https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19691656Wed, 12 Aug 2026 00:00:00 -0400Arthur J. Gallagher & Co. - N-PX - Annual report of proxy voting record for management investment companies19688161https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19688161Wed, 12 Aug 2026 00:00:00 -0400Arthur J. Gallagher & Co. - 4 - Statement of Changes in Beneficial Ownership19679248https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19679248Fri, 07 Aug 2026 00:00:00 -0400Arthur J. Gallagher & Co. - SC 13G/A - Amended Statement of Ownership19670938https://investor.ajg.com/financials/sec-filings/sec-filings-details/default.aspx?FilingId=19670938Thu, 06 Aug 2026 00:00:00 -0400