STOCK TITAN

Arthur J. Gallagher (AJG) president adds 351.945 common shares via units

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Arthur J. Gallagher & Co. President Thomas Joseph Gallagher reported a small derivative exercise that added 351.945 shares of common stock to his direct holdings. These shares came from the conversion of 351.945 notional stock units, reflected at a reference price of $229.57 per share, bringing his directly held common stock to 323,743.025 shares.

The Form 4 also updates several indirect holdings, including shares in a 401(k) plan, in trusts and in accounts held by his wife, with related footnotes stating that he disclaims beneficial ownership of certain trust-held shares for Section 16 purposes. In addition, he continues to hold a range of non-qualified stock options on Gallagher common stock with exercise prices between $86.17 and $337.74 expiring from 2027 through 2033, as well as 20,280.735 phantom stock units and 13,345.6345 notional stock units under company deferred compensation plans.

Positive

  • None.

Negative

  • None.

Insights

Routine, small option-related share acquisition; mainly an updated holdings snapshot.

Thomas Joseph Gallagher, President of Arthur J. Gallagher & Co., exercised 351.945 notional stock units into the same number of common shares at a reference price of $229.57. After this transaction, he directly holds 323,743.025 common shares, so the added amount is very small in proportion.

The filing also details a sizable portfolio of equity-based awards, including non-qualified stock options with exercise prices from $86.17 to $337.74 expiring between 2027 and 2033, plus 20,280.735 phantom stock units and 13,345.6345 notional stock units. Several indirect holdings are in trusts and spousal accounts, with footnotes noting disclaimed beneficial ownership for some trust-held shares. Overall, this looks like routine compensation and estate-planning structure rather than a directional market signal.

Insider GALLAGHER THOMAS JOSEPH
Role President
Type Security Shares Price Value
Exercise Notional Stock Units 351.945 $0.00 --
Exercise Common Stock 351.945 $229.57 $81K
holding Non-qualified Stock Option -- -- --
holding Non-qualified Stock Option -- -- --
holding Non-qualified Stock Option -- -- --
holding Phantom Stock -- -- --
holding Non-qualified Stock Option -- -- --
holding Non-qualified Stock Option -- -- --
holding Non-qualified Stock Option -- -- --
holding Non-qualified Stock Option -- -- --
holding Common Stock -- -- --
holding Common Stock -- -- --
holding Common Stock -- -- --
holding Common Stock -- -- --
holding Common Stock -- -- --
Holdings After Transaction: Notional Stock Units — 13,345.635 shares (Direct, null); Common Stock — 323,743.025 shares (Direct, null); Non-qualified Stock Option — 32,895 shares (Direct, null); Phantom Stock — 20,280.735 shares (Direct, null); Common Stock — 62,295 shares (Indirect, By grantor retained annuity trust)
Footnotes (1)
  1. The reporting person disclaims beneficial ownership of these shares, and this report shall not be deemed an admission that the reporting person is the beneficial owner of these shares for purposes of Section 16 or for any other purpose. These shares are held in trusts, for the benefit of the reporting person's children, of which his wife is a trustee. Each notional stock unit represents a right to receive one share of Gallagher common stock. Portions of these notional stock units are payable to the reporting person in shares of common stock in July of 2026 and following the reporting person's separation from service. One-third of this stock option becomes exerciseable on each of the 3rd, 4th, and 5th anniversaries of the grant date. One-third of this stock option becomes exerciseable on each of the 3rd, 4th, and 5th anniversaries of the grant date. Each share of phantom stock represents a right to receive one share of Gallagher common stock. These 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. One-third of this stock option becomes exercisable on each of the 3rd, 4th, and 5th anniversaries of the grant date. Closing price of Gallagher common stock on February 28, 2025. One-third of this stock option becomes exercisable on each of the 3rd, 4th, and 5th anniversaries of the grant date.
Shares acquired via unit conversion 351.945 shares Notional stock units converted to common stock on 2026-07-01
Reference share price $229.57 per share Common stock closing price on February 28, 2025
Direct common shares after transaction 323,743.025 shares Direct ownership following the 351.945-share exercise
Largest indirect trust holding 119,703 shares Common stock held by wife as trustee
Phantom stock balance 20,280.735 units Phantom stock representing rights to common shares
Notional stock units remaining 13,345.6345 units Notional units after 351.945-unit conversion
Lowest option exercise price $86.17 per share Non-qualified stock option expiring March 12, 2027
Highest option exercise price $337.74 per share Non-qualified stock option expiring March 1, 2032
notional stock unit financial
"Each notional stock unit represents a right to receive one share of Gallagher common stock."
phantom stock financial
"Each share of phantom stock represents a right to receive one share of Gallagher common stock."
A phantom stock is a form of compensation that gives employees or executives the benefits of stock ownership, such as the increase in stock value, without actually giving them real shares. It acts like a promise to pay the employee the equivalent value of company stock later, often as a bonus or incentive. This allows companies to motivate and reward staff without diluting ownership or transferring actual shares.
grantor retained annuity trust financial
"Common Stock ... nature_of_ownership: By grantor retained annuity trust"
A grantor retained annuity trust (GRAT) is an estate-planning tool where the person who creates the trust transfers assets into it but receives fixed cash payments (an annuity) from the trust for a set number of years; whatever remains after that term passes to designated beneficiaries. It matters to investors because it can shift future appreciation of assets out of the creator’s taxable estate—like putting an asset into a timed vending machine that pays you fixed amounts while any extra value that grows inside the machine goes to heirs with reduced gift or estate tax consequences.
nonqualified deferred compensation plan financial
"These shares represent awards under the Age 62 Plan, a nonqualified deferred compensation plan of the Company."
A nonqualified deferred compensation plan is an arrangement where an employer lets select employees postpone receiving part of their pay or bonuses until a future date, often at retirement, so taxes are paid later. It matters to investors because these payouts are typically unsecured promises by the company—like an internal IOU—so they create future cash obligations and expose the company to extra liability risk if the business falters, and they also reveal how executives are being paid and motivated.
Age 62 Plan financial
"These shares represent awards under the Age 62 Plan, a nonqualified deferred compensation plan of the Company."
non-qualified Stock Option financial
"Security title: Non-qualified Stock Option with underlying Gallagher common stock."
A non-qualified stock option (NSO) is a contract that lets an employee or service provider buy company shares at a fixed price for a set period, like a voucher to purchase stock later at today’s price. It matters to investors because exercising NSOs creates ordinary income for the holder and can increase share count, affecting a company’s earnings and ownership mix; think of it as a future sale that can dilute existing shareholders and has immediate tax consequences for the recipient.
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FAQ

What did Arthur J. Gallagher & Co. (AJG) President Thomas Gallagher report in this Form 4?

He reported exercising 351.945 notional stock units into 351.945 shares of AJG common stock, at a reference price of $229.57, increasing his direct common stock holdings to 323,743.025 shares while also updating various indirect and derivative equity positions.

How many Arthur J. Gallagher (AJG) shares does Thomas Gallagher hold directly after the reported transaction?

Following the reported exercise, Thomas Gallagher directly holds 323,743.025 shares of Arthur J. Gallagher common stock. This reflects the addition of 351.945 shares obtained by converting an equal number of notional stock units, as disclosed in the Form 4 filing.

What derivative awards and plans are disclosed for AJG President Thomas Gallagher in this filing?

The filing lists several non-qualified stock options on AJG common stock with exercise prices from $86.17 to $337.74 and expirations between 2027 and 2033, plus 20,280.735 phantom stock units and 13,345.6345 notional stock units tied to company deferred compensation programs.

Does the AJG Form 4 show any stock sales by President Thomas Gallagher?

The Form 4 does not show any open-market sales. It reports an option-related exercise converting 351.945 notional stock units into common shares, along with updated holdings, but no transactions coded as sales or dispositions in the summarized data.

What indirect holdings for Arthur J. Gallagher (AJG) are reported for Thomas Gallagher?

Indirect holdings include shares in a Gallagher 401(k) plan account, shares held by his wife and by his wife as trustee of trusts for their children, and shares in a grantor retained annuity trust. Footnotes state he disclaims beneficial ownership of certain trust-held shares.

What do the phantom stock and notional stock units in the AJG Form 4 represent?

Each phantom stock and notional stock unit represents a right to receive one share of AJG common stock. These awards are tied to nonqualified deferred compensation plans, including an Age 62 Plan, with portions payable at specified times such as July 2026 or upon separation from service.
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
GALLAGHER THOMAS JOSEPH

(Last)(First)(Middle)
2850 GOLF ROAD

(Street)
ROLLING MEADOWS ILLINOIS 60008-4002

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Arthur J. Gallagher & Co. [ AJG ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
President
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
07/01/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock07/01/2026M351.945A$229.57323,743.025D
Common Stock62,295IBy grantor retained annuity trust
Common Stock96,709IBy Irrevocable Trust
Common Stock31,988IBy wife
Common Stock119,703IBy wife as trustee(1)(2)
Common Stock491.14IGallagher 401(k) plan account
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Notional Stock Units$0(3)07/01/2026M351.945 (4) (4)Common Stock351.945$013,345.6345D
Non-qualified Stock Option$127.9 (5)03/16/2028Common Stock32,89532,895D
Non-qualified Stock Option$86.17 (5)03/12/2027Common Stock31,34031,340D
Non-qualified Stock Option$228.2 (6)03/01/2033Common Stock22,21922,219D
Phantom Stock(7) (8) (8)Common Stock20,280.73520,280.735D
Non-qualified Stock Option$158.56 (5)03/15/2029Common Stock15,31015,310D
Non-qualified Stock Option$243.54 (9)03/01/2031Common Stock15,07015,070D
Non-qualified Stock Option$337.74(10) (5)03/01/2032Common Stock14,87614,876D
Non-qualified Stock Option$177.09 (11)03/15/2030Common Stock12,74412,744D
Explanation of Responses:
1. The reporting person disclaims beneficial ownership of these shares, and this report shall not be deemed an admission that the reporting person is the beneficial owner of these shares for purposes of Section 16 or for any other purpose.
2. These shares are held in trusts, for the benefit of the reporting person's children, of which his wife is a trustee.
3. Each notional stock unit represents a right to receive one share of Gallagher common stock.
4. Portions of these notional stock units are payable to the reporting person in shares of common stock in July of 2026 and following the reporting person's separation from service.
5. One-third of this stock option becomes exerciseable on each of the 3rd, 4th, and 5th anniversaries of the grant date.
6. One-third of this stock option becomes exerciseable on each of the 3rd, 4th, and 5th anniversaries of the grant date.
7. Each share of phantom stock represents a right to receive one share of Gallagher common stock.
8. These 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.
9. One-third of this stock option becomes exercisable on each of the 3rd, 4th, and 5th anniversaries of the grant date.
10. Closing price of Gallagher common stock on February 28, 2025.
11. One-third of this stock option becomes exercisable on each of the 3rd, 4th, and 5th anniversaries of the grant date.
Remarks:
This report discloses the distribution of notional stock units (representing compensation previously deferred by the reporting person in the Arthur J. Gallagher & Co. Supplemental Savings and Thrift Plan) in the form of Gallagher common stock. The timing of this distribution in July 2026 is in accordance with the terms of the Supplemental Savings and Thrift Plan and the reporting person's election at the time of deferral.
/s/ Monica Norzagaray, by power of attorney07/06/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)