SEC FORM 3

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Gallagher Patrick Murphy

(Last)

(First)

(Middle)

2850 GOLF ROAD

(Street)

ROLLING MEADOWS

60008

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
05/10/2022

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

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

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

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	21,602	D
Common Stock (restricted)	6,580	D
Common Stock	80,891	I	By Trust⁽¹⁾
Common Stock	54,928	I	By Irrevocable Trust
Common Stock	18,168	I	By Trust⁽²⁾
Common Stock	8,152	I	By Spouse as Trustee⁽³⁾
Common Stock	7,618	I	By Spouse's Trust⁽⁴⁾
Common Stock	182	I	Gallagher 401(k) plan account

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
Phantom Stock	⁽⁵⁾	⁽⁵⁾	Common Stock	10,935	⁽⁶⁾	D
Phantom Stock	⁽⁷⁾	⁽⁷⁾	Common Stock	3,659	⁽⁶⁾	D
Non-qualified Stock Option	⁽⁸⁾⁽⁹⁾	03/17/2023	Common Stock	9,900	$43.71	D
Non-qualified Stock Option	⁽⁹⁾⁽¹⁰⁾	03/16/2024	Common Stock	7,400	$56.86	D
Non-qualified Stock Option	⁽⁹⁾⁽¹¹⁾	03/15/2025	Common Stock	5,250	$70.74	D
Non-qualified Stock Option	⁽⁹⁾⁽¹²⁾	03/14/2026	Common Stock	5,000	$79.59	D
Non-qualified Stock Option	⁽⁹⁾⁽¹³⁾	03/12/2027	Common Stock	6,270	$86.17	D
Non-qualified Stock Option	⁽⁹⁾⁽¹⁴⁾	03/16/2028	Common Stock	7,255	$127.9	D
Non-qualified Stock Option	⁽⁹⁾⁽¹⁵⁾	03/15/2029	Common Stock	5,510	$158.56	D

Explanation of Responses:

1. Shares held in trust for the benefit of the reporting person's children, of which he is a trustee.

2. Shares held in trust for the benefit of the reporting person's children, of which he is a trustee.

3. Shares held in trusts, for the benefit of the reporting person's children, of which his wife is sole trustee.

4. Shares held in revocable trust of which the reporting person's spouse is sole Trustee and as to which he disclaims beneficial ownership.

5. 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.

6. Each share of phantom stock represents a right to receive one share of Gallagher common stock.

7. These shares represent awards under the Deferred Cash Participation Plan, a nonqualified deferred compensation plan of the Company, which have been deemed invested in Company common stock at the election of the participant. These awards are payable in a lump sum on the six-month anniversary of the reporting person's separation from service.

8. Grant date of 3/17/2016.

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

10. Grant date of 3/16/2017.

11. Grant date of 3/15/2018.

12. Grant date of 3/14/2019.

13. Grant date of 3/12/2020.

14. Grant date of 3/16/2021.

15. Grant date of 3/15/2022.

	/s/ Seth Diehl, by power of attorney	05/20/2022
	** 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 5 (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.
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