Arthur J. Gallagher (AJG) director awarded 1,110 restricted shares

Rhea-AI Filing Summary

Arthur J. Gallagher & Co. director Teresa Hillary Clarke reported an acquisition of 1,110 shares of common stock as a grant or award, at a stated price of $0.00 per share. This award is structured as restricted stock units that vest on the earlier of one year after the grant date or her departure from the Board.

Following this compensation-related award, Clarke directly holds a total of 5,566.726 shares of Arthur J. Gallagher & Co. common stock. The transaction reflects routine equity compensation for board service rather than an open-market purchase or sale.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Clarke Teresa Hillary

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	1,110	$0.00	--

Holdings After Transaction: Common Stock — 5,566.726 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Shares granted: 1,110 shares Grant price: $0.00 per share Total holdings after grant: 5,566.726 shares

3 metrics

Shares granted 1,110 shares Restricted stock unit award on May 12, 2026

Grant price $0.00 per share Stated price for the award

Total holdings after grant 5,566.726 shares Direct ownership following the transaction

Key Terms

Restricted stock unit award, Grant, award, or other acquisition, Common Stock

3 terms

Restricted stock unit award financial

"Restricted stock unit award vesting on the earlier of one year after the date of grant or the reporting person's departure from the Board."

A restricted stock unit award is a promise by a company to give an employee a specified number of company shares at a future date if certain conditions are met, such as staying with the company or hitting performance goals. For investors, these awards matter because they can increase the total number of shares outstanding when converted, diluting existing holders, and they align employees’ incentives with shareholders’ interests much like giving a rising bonus that becomes real only after conditions are satisfied.

Grant, award, or other acquisition financial

"transaction_code_description: Grant, award, or other acquisition for 1,110 shares of Common Stock."

Common Stock financial

"security_title: Common Stock reported as a non-derivative award of 1,110 shares."

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED 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^*

Clarke Teresa Hillary

(Last) (First) (Middle)

2850 GOLF ROAD

(Street)

ROLLING MEADOWS ILLINOIS 60008

(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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/12/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form 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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/12/2026		A		1,110(1)	A	$0	5,566.726	D

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Restricted stock unit award vesting on the earlier of one year after the date of grant or the reporting person's departure from the Board.

Remarks:

Exhibit List: Ex-24: Power of Attorney.

	/s/ Monica Norzagaray, by power of attorney	05/13/2026
	** Signature of Reporting Person	Date
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)

FAQ

What did Teresa Hillary Clarke report in this Arthur J. Gallagher (AJG) Form 4 filing?

Teresa Hillary Clarke reported receiving 1,110 shares of Arthur J. Gallagher common stock as a grant or award. The shares were granted at a stated price of $0.00 per share and are structured as restricted stock units tied to her service on the Board.

Is the Teresa Hillary Clarke AJG Form 4 transaction a market buy or sell?

The Form 4 transaction is not a market buy or sell; it is a grant or award acquisition. The 1,110 shares represent equity compensation rather than an open-market trade, so it mainly reflects standard director compensation practices rather than trading activity.

How many Arthur J. Gallagher (AJG) shares does Teresa Hillary Clarke hold after this grant?

After the reported grant, Teresa Hillary Clarke directly holds 5,566.726 shares of Arthur J. Gallagher common stock. This total includes the newly granted 1,110 restricted stock units and provides a snapshot of her direct equity stake following the award.

When do the restricted stock units granted to Teresa Hillary Clarke at AJG vest?

The restricted stock unit award vests on the earlier of one year after the grant date or Teresa Hillary Clarke’s departure from the Arthur J. Gallagher Board. This time-based and service-based vesting schedule aligns the award with continued Board service.

Does the AJG Form 4 mention any derivative securities for Teresa Hillary Clarke?

The filing does not list any derivative securities for Teresa Hillary Clarke in the derivative summary section. The reported activity is limited to a non-derivative grant of 1,110 shares of common stock in the form of restricted stock units.