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AJG files a Rule 144 notice to sell 15,000 shares. The filing lists an aggregate cash figure of 3137400.00 and reports 257,100,000 shares outstanding as of 03/18/2026. The excerpt shows multiple prior trades by Matrix Trust Company, including sales of 5,943 shares on 01/06/2026 and 5,926 shares on 01/22/2026.
This notice is a routine Rule 144 disclosure of restricted/controlled common stock sales under open-market methods. The filing lists transaction dates and dollar amounts for numerous small trades; cash‑flow treatment and any proceeds recipient are shown as trade-level cash amounts in the entries.
Arthur J. Gallagher & Co. vice president Vishal Jain reported equity compensation and related tax-withholding transactions involving the company’s common stock. On March 15, 2026, he received 6,214 restricted shares of common stock and separately acquired 6,214 common shares through an option exercise coded M.
To cover tax obligations on these vesting events, a total of 3,146 common shares were withheld at $207.93 per share across March 15–16, 2026 under F-code transactions, which are not open‑market sales. Following these transactions, Jain directly holds 66,740.69 common shares, plus additional indirect holdings through a Gallagher 401(k) plan account.
He also holds various derivative awards, including phantom stock and non‑qualified stock options over Gallagher common stock, with exercise prices ranging from $86.17 to $337.74 and stated expiration dates between 2027 and 2033, as well as notional stock units that convert into common shares after separation from service.
Arthur J. Gallagher & Co. Chief Human Resources Officer Susan E. Pietrucha reported equity compensation activity involving performance-based shares and related tax withholding. Performance share units awarded on March 15, 2023 were earned and vested as of March 15, 2026, resulting in an award of 6,612 shares of restricted common stock at a stated price of $0.00 per share.
Those restricted shares were then converted into 6,612 shares of common stock, and 2,186 of those common shares were withheld at $207.93 per share to cover tax obligations. After these transactions, she directly holds 16,396.7715 shares of common stock and indirectly holds 367.312 shares through a Gallagher 401(k) plan account. She also retains derivative interests, including 100,637.795 phantom stock units and 15,324.048 notional stock units linked to common stock, plus several non-qualified stock option grants with stated exercise prices and future expiration dates.
Arthur J. Gallagher & Co. vice president Christopher E. Mead reported routine equity compensation and related tax share withholding. On March 15, 2026, performance share units awarded on March 15, 2023 were earned and vested, resulting in 5,258 shares of restricted common stock that were then converted into common shares. To cover tax obligations from this vesting, the company withheld 2,019 shares on March 15 and a further 432 shares on March 16 at a price of $207.93 per share. After these transactions, Mead directly holds 22,112.7322 shares of common stock, plus 491.098 shares held indirectly in a Gallagher 401(k) plan account. He also retains significant equity-linked interests, including 21,803.927 phantom stock units, various non-qualified stock options over blocks of common shares with exercise prices between $86.17 and $337.74, and 1,982.8313 notional stock units that become payable after his separation from service.
Arthur J. Gallagher & Co. Vice President Scott R. Hudson reported compensation-related equity activity on March 15, 2026. He received 7,170 shares of restricted common stock from performance share units that were earned and vested, which then converted into common stock. 2,828 shares were withheld at $207.93 per share to cover taxes, and he now holds 90,262 common shares directly, along with additional stock options, notional stock units and phantom stock tied to Gallagher common stock.
Arthur J. Gallagher & Co.’s VP & Chief Financial Officer Douglas K. Howell reported compensation-related equity activity, primarily option exercises and vested performance units. On March 13, 2026, he exercised 14,100 non-qualified stock options at an exercise price of $79.5900 per share, receiving the same number of common shares. The company withheld 8,638 common shares at $207.9300 per share to cover tax obligations, leaving him with 101,492.7558 common shares held directly.
On March 15, 2026, performance share units awarded on March 15, 2023 vested, resulting in 9,082 restricted shares converting into common stock. In connection with this vesting, 3,865 common shares at $207.9300 per share were delivered to satisfy tax liabilities, and Howell’s direct common stock holdings increased to 106,709.7558 shares. The filing also shows substantial remaining notional stock units and non-qualified stock options on Gallagher common stock, with exercise prices ranging from $86.1700 to $337.7400 per share and expirations between 2027 and 2033. Certain indirect holdings, including shares held by a spouse or in a Gallagher 401(k) plan account, are reported separately, and one footnote states that Howell has no voting or investment power over specified shares and disclaims beneficial ownership.
Arthur J. Gallagher & Co. President Thomas J. Gallagher reported equity compensation activity rather than open-market trading. On March 15, 2026, he received 9,560 shares of restricted common stock as performance share units earned and vested from a March 15, 2023 award.
Those vested units were converted into 9,560 shares of common stock, and 4,068 shares of common stock were withheld at $207.93 per share to cover tax obligations. After these entries, he directly holds 324,183.08 shares of common stock, along with various stock options, phantom stock and notional stock units tied to Gallagher common stock.
The filing also lists additional indirect holdings through a grantor retained annuity trust, an irrevocable trust for his children, his wife (including as trustee), and a 401(k) plan account, with the report stating that he disclaims beneficial ownership of certain trust shares.
Arthur J. Gallagher & Co. Chief Operating Officer Patrick Murphy Gallagher reported equity compensation activity and related tax withholding. On March 15, 2026, he received a grant of 4,620 shares of restricted common stock, which then converted into the same number of common shares through a derivative exercise entry.
To cover tax obligations tied to the vesting, a total of 2,487 common shares was disposed of via share withholding at $207.93 per share, reported on March 15 and 16, 2026, rather than through open‑market sales. After these transactions, he directly holds 38,575.6637 common shares and also has various stock options, phantom stock, and notional stock units, along with additional indirect holdings in family and retirement‑related accounts and trusts.
Arthur J. Gallagher & Co. CEO J. Patrick Gallagher Jr. reported equity compensation activity involving 45,048 shares of common stock on 2026-03-15. Performance share units awarded on 2023-03-15 were earned and vested, converting into common shares.
Of these shares, 19,168 were withheld at $207.93 per share to cover tax obligations, a non-market disposition, leaving 120,984.9335 common shares held directly. He also maintains additional indirect holdings through various trusts, a corporation, his spouse, and a 401(k) plan, along with substantial notional stock units, phantom stock, and stock options.
Arthur J. Gallagher & Co. Controller and Chief Accounting Officer Richard C. Cary reported a small, routine tax-related share disposition. On 2026-03-15, 181 shares of Common Stock were withheld at $207.93 per share to cover tax obligations tied to the vesting of restricted stock units, rather than an open-market sale. Following this withholding, he directly holds 50,486.789 shares of common stock, plus 418.699 shares held indirectly through a Gallagher 401(k) plan account.
He also retains several equity-based awards. These include non-qualified stock options over 2,349, 2,265, 1,572 and 1,219 underlying common shares with exercise prices of $127.90, $158.56, $177.09 and $86.17, expiring between 2027-03-12 and 2030-03-15. In addition, he holds 1,018.466 notional stock units and 630.812 phantom stock units, each representing the right to receive one share of Gallagher common stock under deferred compensation arrangements.