SEC Form 4 · accession 0000354190-26-000195
Arthur J. Gallagher & Co. · AJG
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Christopher E Mead
Officer — VICE PRESIDENT
Period of report
Aug 19, 2026
Accepted (ET)
Aug 20, 2026 · 7:12 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0000354190
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Aug 19, 2026 | M | 3,500 | $86.17 | A | 25,723 | D | |
| Common Stock | Aug 19, 2026 | S | 3,500 | $257.025 | D | 22,223 | D | |
| Common Stock | holding | — | — | — | 491 | I | Gallagher 401(k) plan account |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Non-qualified Stock OptionF1 | $86.17 | Aug 19, 2026 | M | 3,500 | D | — | Mar 12, 2027 | Common Stock | 3,500 | 7,590 | D |
| Phantom StockF2,F3 | — | holding | — | — | — | — | — | Common Stock | 21,943 | 21,943 | D |
| Non-qualified Stock OptionF4 | $228.20 | holding | — | — | — | — | Mar 1, 2033 | Common Stock | 12,344 | 12,344 | D |
| Non-qualified Stock OptionF1 | $127.90 | holding | — | — | — | — | Mar 16, 2028 | Common Stock | 11,725 | 11,725 | D |
| Non-qualified Stock OptionF1 | $158.56 | holding | — | — | — | — | Mar 15, 2029 | Common Stock | 8,420 | 8,420 | D |
| Non-qualified Stock OptionF5,F1 | $337.74 | holding | — | — | — | — | Mar 1, 2032 | Common Stock | 8,264 | 8,264 | D |
| Non-qualified Stock OptionF6 | $243.54 | holding | — | — | — | — | Mar 1, 2031 | Common Stock | 7,368 | 7,368 | D |
| Non-qualified Stock OptionF7 | $177.09 | holding | — | — | — | — | Mar 15, 2030 | Common Stock | 7,009 | 7,009 | D |
| Notional Stock UnitsF8,F9 | — | holding | — | — | — | — | — | Common Stock | 1,983 | 1,983 | D |
Explanation of responses
- F1One-third of this stock option becomes exerciseable on each of the 3rd, 4th, and 5th anniversaries of the grant date.
- F2Each share of phantom stock represents a right to receive one share of Gallagher common stock.
- F3These shares represent awards under the Age 62 Plan, a nonqualified deferred compensation plan of the Company, which have been deemed invested in Company common stock at the election of the reporting person. Participants vest in these awards when they attain age 62, or after a one-year period for participants who have attained age 61.
- F4One-third of this stock option becomes exercisable on each of the 3rd, 4th, and 5th anniversaries of the grant date.
- F5Closing price of Gallagher common stock on February 28, 2025.
- F6One-third of this stock option becomes exercisable on each of the 3rd, 4th, and 5th anniversaries of the grant date.
- F7One-third of this stock option becomes exercisable on each of the 3rd, 4th, and 5th anniversaries of the grant date.
- F8Each notional stock unit represents a right to receive one share of Gallagher common stock.
- F9The notional stock units become payable in July 2026 and following the reporting person's separation from service with Gallagher.