Arthur J. Gallagher & Co. (AJG) Insider Ownership

Historic Insider Ownership Trends

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Thomas Joseph Gallagher President 323,391 0 02 Apr, 2026
Joel D Cavaness Vice President 159,581 0 01 May, 2024
Thomas Joseph Gallagher President 0 151,691 24 Mar, 2026
Patrick Murphy Gallagher Chief Operating Officer 0 129,403 05 Mar, 2026
Douglas K Howell Vp Chief Financial Officer 106,710 0 02 Apr, 2026
Thomas Joseph Gallagher President 0 96,709 22 Aug, 2025
Scott R Hudson Vice President 90,262 0 02 Apr, 2026
Walter D. Bay General Counsel 83,292 0 01 Apr, 2026
Vishal Jain Vice President 66,741 0 02 Apr, 2026
William F Ziebell Vice President 48,685 0 02 Apr, 2026
Michael Robert Pesch Vice President 44,379 0 18 Mar, 2026
Norman L Rosenthal - 41,876 0 15 May, 2025
Kay W Mccurdy - 30,621 0 11 May, 2023
Patrick Murphy Gallagher Chief Operating Officer 14,072 11,264 24 Mar, 2026
Christopher E Mead Vice President 22,113 0 17 Mar, 2026
Susan E Pietrucha Chief Human Resources Officer 16,397 0 17 Mar, 2026
David John Coldman - 15,234 0 15 May, 2025
Christopher C. Miskel - 9,308 0 02 Mar, 2026
Vishal Jain Vice President 6,214 0 17 Mar, 2026
Teresa Hillary Clarke - 4,442 0 15 May, 2025
Mark H. Bloom Vice President 3,743 0 17 Mar, 2026
Michael Robert Pesch President 3,649 0 14 Mar, 2025
Joel D Cavaness Vice President 0 2,023 19 Mar, 2024
Richard De Winton Wilkin Harries - 1,303 0 25 Jul, 2025
Christopher C. Miskel - 851 0 13 May, 2024
Norman L Rosenthal - 850 0 13 May, 2024
Teresa Hillary Clarke - 850 0 13 May, 2024
David John Coldman - 850 0 13 May, 2024
Joel D Cavaness Vice President 0 700 18 Mar, 2024
Richard De Winton Wilkin Harries - 669 0 24 Jul, 2024
Michael Robert Pesch President 0 59 20 Jun, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
31 Mar, 2026 Scott R Hudson Common Stock A 64 $215.95 90,326 D M
31 Mar, 2026 Vishal Jain Common Stock A 51 $215.95 66,792 D M
31 Mar, 2026 Douglas K Howell Common Stock A 76 $215.95 106,786 D M
31 Mar, 2026 William F Ziebell Common Stock A 51 $215.95 48,736 D M
31 Mar, 2026 Thomas Joseph Gallagher Common Stock A 76 $215.95 323,467 D M
31 Mar, 2026 Vishal Jain Common Stock D 51 $215.95 66,741 D F
31 Mar, 2026 Scott R Hudson Common Stock D 64 $215.95 90,262 D F
31 Mar, 2026 William F Ziebell Common Stock D 51 $215.95 48,685 D F
31 Mar, 2026 Douglas K Howell Common Stock D 76 $215.95 106,710 D F
31 Mar, 2026 Thomas Joseph Gallagher Common Stock D 76 $215.95 323,391 D F
31 Mar, 2026 William F Ziebell Phantom Stock D 51 $0.00 68,390 D M
31 Mar, 2026 Vishal Jain Phantom Stock D 51 $0.00 39,580 D M
31 Mar, 2026 Scott R Hudson Phantom Stock D 64 $0.00 3,706 D M
31 Mar, 2026 Douglas K Howell Phantom Stock D 76 $0.00 6,867 D M
31 Mar, 2026 Thomas Joseph Gallagher Phantom Stock D 76 $0.00 20,214 D M
31 Mar, 2026 Walter D. Bay Common Stock A 1,415 $215.95 83,919 D M
31 Mar, 2026 Walter D. Bay Common Stock D 627 $215.95 83,292 D F
31 Mar, 2026 Walter D. Bay Phantom Stock D 1,415 $0.00 3,995 D M
23 Mar, 2026 Thomas Joseph Gallagher Common Stock D 264 $0.00 323,919 D G
23 Mar, 2026 Patrick Murphy Gallagher Common Stock D 704 $0.00 14,072 D G