StoneX Group Inc. (SNEX) Insider Ownership

Historic Insider Ownership Trends

As of March 23, 2026, the three largest insider holders of SNEX are Sean Michael Oconnor (Executive Vice Chairman Board, 854.13K shares), Scott J Branch (Other, 512.43K shares), Philip Andrew Smith (Chief Executive Officer, 345.27K shares).

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
John Moore Fowler 114,866 0 10 Mar, 2026
John Radziwill Chairman Of The Board 102,849 0 10 Mar, 2026
Steven A Kass 36,757 0 10 Mar, 2026
Dhamu R. Thamodaran 34,936 0 10 Mar, 2026
Eric Parthemore 30,916 0 10 Mar, 2026
Diane L. Cooper 24,825 0 10 Mar, 2026
Annabelle G Bexiga 16,459 0 16 Mar, 2026
John Moore Fowler 0 2,000 15 Jul, 2024

* 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
13 Mar, 2026 Annabelle G Bexiga Common Stock D 1,000 $106.54 16,459 D S
10 Mar, 2026 Annabelle G Bexiga Restricted Shares of Common Stock A 1,101 $0.00 17,459 D A
10 Mar, 2026 John Moore Fowler Restricted Shares of Common Stock A 1,101 $0.00 114,866 D A
10 Mar, 2026 Steven A Kass Restricted Shares of Common Stock A 1,101 $0.00 36,757 D A
10 Mar, 2026 Diane L. Cooper Restricted Shares of Common Stock A 1,101 $0.00 24,825 D A
10 Mar, 2026 Dhamu R. Thamodaran Restricted Shares of Common Stock A 1,101 $0.00 34,936 D A
10 Mar, 2026 John Radziwill Restricted Shares of Common Stock A 1,101 $0.00 102,849 D A
10 Mar, 2026 Eric Parthemore Restricted Shares of Common Stock A 1,101 $0.00 30,916 D A
02 Feb, 2026 John Moore Fowler Common Stock D 1,125 $112.70 113,765 D S
30 Jan, 2026 Diane L. Cooper Restricted Shares of Common Stock A 81 $0.00 23,724 D A
30 Jan, 2026 Steven A Kass Restricted Shares of Common Stock A 121 $0.00 35,656 D A
30 Jan, 2026 Dhamu R. Thamodaran Restricted Shares of Common Stock A 99 $0.00 33,835 D A
30 Jan, 2026 John Moore Fowler Restricted Shares of Common Stock A 121 $0.00 114,890 D A
30 Jan, 2026 John Radziwill Restricted Shares of Common Stock A 152 $0.00 101,748 D A
16 Dec, 2025 John Radziwill Common Stock A 1,000 $97.25 101,596 D P
11 Dec, 2025 Dhamu R. Thamodaran Common Stock D 2,951 $0.00 33,736 D G
03 Nov, 2025 John Moore Fowler Common Stock D 1,125 $91.20 114,769 D S
31 Oct, 2025 Diane L. Cooper Restricted Shares of Common Stock A 97 $0.00 23,643 D A
31 Oct, 2025 Dhamu R. Thamodaran Restricted Shares of Common Stock A 118 $0.00 36,687 D A
31 Oct, 2025 Steven A Kass Restricted Shares of Common Stock A 145 $0.00 35,535 D A