Arthur J. Gallagher & Co. (AJG)Officer filed to sell ~$253K

~$253K

planned to sell · 1,000 shares, around Sep 15, 2026

Planned for

Sep 15, 2026

Notice filed

Sep 15, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Mar 27, 2026CongressDisclosed purchase of AJG — reported range $1,001 - $15,000
2. Jul 27, 20265% stakeJPMORGAN CHASE & CO. reported a passive stake (13G) of 5.5%
3. Jul 30, 2026Company filing · Form 8-K · Results, Reg FDReported its results, and shared information with investors
4. Aug 6, 20265% stakeFMR LLC reported a passive stake (13G) of 7.2%
5. Aug 12, 20265% stakeCapital World Investors reported a passive stake (13G) of 5.0%
6. Aug 19, 2026InsiderOfficer sold ~$900K of AJG shares in the open market
7. Aug 24, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On August 24, 2026, Richard C. Cary, age 63, Controller and Chief Accounting Officer of Arthur J. Gallagher & Co. (the “ Company ”), notified the Company that he plans to retire in 2028 and step down from his role as Controller and Chief Accounting Officer (and as the Company’s principal accounting officer) effective September 30, 2026.”
8. Aug 24, 2026InsiderOfficer sold ~$3.24M of AJG shares in the open market
9. Sep 2, 2026InsiderOfficer sold ~$3.17M of AJG shares in the open market
10. Sep 15, 2026InsiderOfficer sold ~$253K of AJG shares in the open market

How to read SEC Form 144

Form 144 is a notice that a company insider plans to sell shares. It is filed when the sell order is placed, so it announces a planned sale and does not prove that the sale took place.

Full guide: What is an SEC Form 144?

What else is on file for Arthur J. Gallagher & Co.

For Arthur J. Gallagher & Co., OQRO holds 7 insider filings (SEC Form 4 or Form 144) and 1 Congress trade report dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its AJG page.

How this filing works

• SEC Form 144
• Rule 10b5-1 trading plans

Other disclosures at Arthur J. Gallagher & Co.

• SEC Form 4Sep 18, 2026
• SEC Form 144Sep 15, 2026
• SEC Form 4Sep 5, 2026
• SEC Form 144Sep 2, 2026
• SEC Form 4Aug 27, 2026
• SEC Form 4Aug 21, 2026

Everything OQRO holds on this company is on its AJG page.