Insider Transactions Reported by 25 Insiders of Arthur J. Gallagher & Co.

Symbol
AJG on NYSE
Location
Rolling Meadows, IL

Insiders trading volume in the past year

Arthur J. Gallagher & Co. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
J. Patrick Gallagher Jr. CEO, Director $274,867,207 -$6,322,064 -2.2% 15 Mar 2026
Thomas Joseph Gallagher President $148,263,645 15 Mar 2026
Douglas K. Howell VP & Chief Financial Officer $67,657,627 -$6,381,511 -8.6% 13 Mar 2026
Joel D. Cavaness Vice President $65,502,786 29 Apr 2024
Patrick Murphy Gallagher Chief Operating Officer $42,043,667 15 Mar 2026
William F. Ziebell Vice President $38,340,913 31 Mar 2025
Susan E. Pietrucha Chief Human Resources Officer $30,874,319 -$4,645,728 -13% 15 Mar 2026
Vishal Jain Vice President $26,433,836 15 Mar 2026
Michael Robert Pesch Vice President $24,007,294 +$1,007,272 +4.4% 05 Mar 2026
Scott R. Hudson Vice President $23,586,467 -$10,735,989 -31% 15 Mar 2026
Walter D. Bay General Counsel $21,068,033 -$4,041,750 -16% 15 Mar 2026
Norman L. Rosenthal Director $13,017,654 13 May 2025
Christopher E. Mead Vice President $12,419,100 -$2,254,337 -15% 15 Mar 2026
Richard C. Cary Controller, CAO $11,729,669 -$6,864,120 -37% 15 Mar 2026
William L. Bax Director $11,426,975 07 May 2024
David S. Johnson Director $10,505,787 -$342,038 -3.2% 01 Mar 2026
Kay W. McCurdy Director $6,938,412 09 May 2023
Sherry S. Barrat Director $5,618,036 13 May 2025
Ralph J. Nicoletti Director $5,335,677 13 May 2025
David John Coldman Director $4,735,641 13 May 2025
Mark H. Bloom Vice President $3,670,526 15 Mar 2026
Christopher C. Miskel Director $2,791,756 01 Mar 2026
Teresa Hillary Clarke Director $1,380,963 13 May 2025
Deborah H. Caplan Director $478,724 13 May 2025
Richard de Winton Wilkin Harries Director $404,959 24 Jul 2025

Recent Insider Transactions by Companies or Individuals for Arthur J. Gallagher & Co.

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Vishal Jain AJG Common Stock Tax liability -0.75% -501 66,741 16 Mar 2026 Direct
Christopher E. Mead AJG Common Stock Tax liability -1.92% -432 22,113 16 Mar 2026 Direct
Patrick Murphy Gallagher AJG Common Stock Tax liability -1.34% -525 38,576 16 Mar 2026 Direct
Vishal Jain AJG Common Stock Tax liability -3.78% -2,645 67,242 15 Mar 2026 Direct
Vishal Jain AJG Common Stock Options Exercise 9.76% 6,214 69,887 15 Mar 2026 Direct
Vishal Jain AJG Common Stock (restricted) Award 6,214 6,214 15 Mar 2026 Direct
Susan E. Pietrucha AJG Common Stock Tax liability -11.8% -2,186 16,397 15 Mar 2026 Direct
Susan E. Pietrucha AJG Common Stock Options Exercise 55.2% 6,612 18,583 15 Mar 2026 Direct
Susan E. Pietrucha AJG Common Stock (restricted) Options Exercise -100% -6,612 0 15 Mar 2026 Direct
Susan E. Pietrucha AJG Common Stock (restricted) Award 6,612 6,612 15 Mar 2026 Direct
Christopher E. Mead AJG Common Stock Tax liability -8.22% -2,019 22,545 15 Mar 2026 Direct
Christopher E. Mead AJG Common Stock Options Exercise 27.2% 5,258 24,564 15 Mar 2026 Direct
Christopher E. Mead AJG Common Stock (restricted) Options Exercise -100% -5,258 0 15 Mar 2026 Direct
Christopher E. Mead AJG Common Stock (restricted) Award 5,258 5,258 15 Mar 2026 Direct
Scott R. Hudson AJG Common Stock Tax liability -3.04% -2,828 90,262 15 Mar 2026 Direct
Scott R. Hudson AJG Common Stock Options Exercise 8.34% 7,170 93,090 15 Mar 2026 Direct
Scott R. Hudson AJG Common Stock (restricted) Options Exercise -100% -7,170 0 15 Mar 2026 Direct
Scott R. Hudson AJG Common Stock (restricted) Award 7,170 7,170 15 Mar 2026 Direct
Douglas K. Howell AJG Common Stock Tax liability -3.5% -3,865 106,710 15 Mar 2026 Direct
Douglas K. Howell AJG Common Stock Options Exercise 8.95% 9,082 110,575 15 Mar 2026 Direct
Douglas K. Howell AJG Common Stock (restricted) Options Exercise -100% -9,082 0 15 Mar 2026 Direct
Douglas K. Howell AJG Common Stock (restricted) Award 9,082 9,082 15 Mar 2026 Direct
Thomas Joseph Gallagher AJG Common Stock Tax liability -1.24% -4,068 324,183 15 Mar 2026 Direct
Thomas Joseph Gallagher AJG Common Stock Options Exercise 3% 9,560 328,251 15 Mar 2026 Direct
Thomas Joseph Gallagher AJG Common Stock (restricted) Options Exercise -100% -9,560 0 15 Mar 2026 Direct
Thomas Joseph Gallagher AJG Common Stock (restricted) Award 9,560 9,560 15 Mar 2026 Direct
Patrick Murphy Gallagher AJG Common Stock Tax liability -4.78% -1,962 39,101 15 Mar 2026 Direct
Patrick Murphy Gallagher AJG Common Stock Options Exercise 12.7% 4,620 41,063 15 Mar 2026 Direct
Patrick Murphy Gallagher AJG Common Stock (restricted) Options Exercise -100% -4,620 0 15 Mar 2026 Direct
Patrick Murphy Gallagher AJG Common Stock (restricted) Award 4,620 4,620 15 Mar 2026 Direct
J. Patrick Gallagher Jr. AJG Common Stock Tax liability -13.7% -19,168 120,985 15 Mar 2026 Direct
J. Patrick Gallagher Jr. AJG Common Stock Options Exercise 47.4% 45,048 140,153 15 Mar 2026 Direct
J. Patrick Gallagher Jr. AJG Common Stock (restricted) Options Exercise -100% -45,048 0 15 Mar 2026 Direct
J. Patrick Gallagher Jr. AJG Common Stock (restricted) Award 45,048 45,048 15 Mar 2026 Direct
Richard C. Cary AJG Common Stock Tax liability -0.36% -181 50,487 15 Mar 2026 Direct
Mark H. Bloom AJG Common Stock Tax liability -17.5% -793 3,743 15 Mar 2026 Direct
Mark H. Bloom AJG Common Stock Options Exercise 340.4% 3,506 4,536 15 Mar 2026 Direct
Mark H. Bloom AJG Common Stock (restricted) Options Exercise -100% -3,506 0 15 Mar 2026 Direct
Mark H. Bloom AJG Common Stock (restricted) Award 3,506 3,506 15 Mar 2026 Direct
Walter D. Bay AJG Common Stock Tax liability -3.1% -2,411 75,414 15 Mar 2026 Direct
Walter D. Bay AJG Common Stock Options Exercise 9.4% 7,090 82,504 15 Mar 2026 Direct
Walter D. Bay AJG Common Stock (restricted) Options Exercise -100% -7,090 0 15 Mar 2026 Direct
Walter D. Bay AJG Common Stock (restricted) Award 7,090 7,090 15 Mar 2026 Direct
Douglas K. Howell AJG Common Stock Tax liability -7.84% -8,638 101,493 13 Mar 2026 Direct
Douglas K. Howell AJG Common Stock Options Exercise 14.7% 14,100 110,131 13 Mar 2026 Direct
Douglas K. Howell AJG Non-qualified Stock Option Options Exercise -100% -14,100 0 13 Mar 2026 Direct
Vishal Jain AJG Common Stock Tax liability -6.43% -4,326 62,986 09 Mar 2026 Direct
Vishal Jain AJG Common Stock Options Exercise 14.4% 8,450 67,312 09 Mar 2026 Direct
Vishal Jain AJG Non-qualified Stock Option Options Exercise -100% -8,450 0 09 Mar 2026 Direct
Scott R. Hudson AJG Common Stock Sale -4.24% $864,766 $227.57 -3,800 85,920 06 Mar 2026 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.