AJG (NYSE: AJG) HR chief Susan Pietrucha awarded 14,977 stock options

Rhea-AI Filing Summary

Arthur J. Gallagher & Co. reported that Chief Human Resources Officer Susan E. Pietrucha received a grant of 14,977 non-qualified stock options. The options were acquired on March 1, 2026 at no cost to her as part of an equity award.

According to the vesting terms, one-third of the option grant becomes exercisable on each of the 3rd, 4th, and 5th anniversaries of the grant date. After this award, she holds 14,977 derivative securities directly.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Pietrucha Susan E

Role Chief Human Resources Officer

Type	Security	Shares	Price	Value
Grant/Award	Non-qualified Stock Option	14,977	$0.00	--

Holdings After Transaction: Non-qualified Stock Option — 14,977 shares (Direct)

Footnotes (1)

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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^*

Pietrucha Susan E

(Last) (First) (Middle)

2850 GOLF ROAD

(Street)

ROLLING MEADOWS IL 60008-4002

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Arthur J. Gallagher & Co. [ AJG ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

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

3. Date of Earliest Transaction (Month/Day/Year)
03/01/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

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

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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

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
Non-qualified Stock Option	$228.2	03/01/2026		A		14,977		(1)	03/01/2033	Common Stock	14,977	$0	14,977	D

Explanation of Responses:

1. One-third of this stock option becomes exercisable on each of the 3rd, 4th, and 5th anniversaries of the grant date.

Remarks:

Ex-24: Power of Attorney.

	/s/ Monica Norzagaray, by power of attorney	03/03/2026
	** 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.

FAQ

What did Arthur J. Gallagher (AJG) disclose about Susan E. Pietrucha in this Form 4?

Arthur J. Gallagher & Co. disclosed that Susan E. Pietrucha received 14,977 non-qualified stock options. The grant was made on March 1, 2026 at no cost to her, reflecting an equity award tied to her role as Chief Human Resources Officer.

How many stock options were granted to AJG executive Susan E. Pietrucha?

Susan E. Pietrucha was granted 14,977 non-qualified stock options. This entire amount was acquired in a single award on March 1, 2026, and represents her total derivative holdings following the transaction as reported in this insider filing.

What is the vesting schedule for Susan E. Pietrucha’s AJG stock options?

The 14,977 stock options vest in three equal installments over three years. One-third becomes exercisable on each of the 3rd, 4th, and 5th anniversaries of the March 1, 2026 grant date, creating a long-term incentive structure for the executive.

Did Susan E. Pietrucha buy or sell Arthur J. Gallagher (AJG) shares in this Form 4?

The filing reports an acquisition via a grant, not a market buy or sale. She received 14,977 non-qualified stock options at no cost as a grant or award, with no open-market purchase or sale activity disclosed in this transaction.

How many AJG derivative securities does Susan E. Pietrucha own after this transaction?

After the grant, Susan E. Pietrucha directly holds 14,977 derivative securities. These consist entirely of the newly awarded non-qualified stock options reported in the Form 4, reflecting her updated equity-based position with Arthur J. Gallagher & Co.

What role does Susan E. Pietrucha hold at Arthur J. Gallagher (AJG)?

Susan E. Pietrucha serves as Chief Human Resources Officer at Arthur J. Gallagher & Co. The Form 4 identifies her as an officer, and the reported grant of 14,977 non-qualified stock options relates to her position as a senior executive.