Based on data from the past 90 days ending February 19, 2026, StoneX's three largest insider shareholders are Executive Vice Chairman Board Sean Michael Oconnor (987.03K shares), Director Scott J Branch (792.87K shares), Chief Executive Officer Philip Andrew Smith (345.27K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Sean Michael Oconnor | Executive Vice Chairman Board | 987,029 | 11 Feb, 2026 |
| Scott J Branch | 792,873 | 02 Mar, 2023 | |
| Philip Andrew Smith | Chief Executive Officer | 345,270 | 17 Dec, 2025 |
| William J Dunaway | Chief Financial Officer | 168,819 | 17 Dec, 2025 |
| Charles M Lyon | President | 150,330 | 10 Feb, 2026 |
| John Moore Fowler | 116,765 | 04 Feb, 2026 | |
| John Radziwill | Chairman Of The Board | 101,748 | 03 Feb, 2026 |
| Mark Lowry Maurer | 90,331 | 11 Feb, 2026 | |
| Glenn Henry Stevens | 116,946 | 20 Feb, 2025 | |
| Xuong Nguyen | 91,224 | 16 Jul, 2024 | |
| Abigail H Perkins | Chief Information Officer | 48,597 | 17 Dec, 2025 |
| Aaron Schroeder | Chief Accounting Officer | 36,654 | 17 Dec, 2025 |
| Steven A Kass | 35,656 | 03 Feb, 2026 | |
| Dhamu R. Thamodaran | 33,835 | 03 Feb, 2026 | |
| Bruce Krehbiel | 102,259 | 01 Feb, 2022 | |
| Diane L. Cooper | 23,724 | 03 Feb, 2026 | |
| Eric Parthemore | 29,816 | 07 Mar, 2025 | |
| Diego Rotsztain | Chief Governance/Legal Officer | 15,498 | 22 Dec, 2025 |
| Stuart Davison | Chief Operating Officer | 14,400 | 17 Dec, 2025 |
| Patricia Marie Harrod | 40,723 | 27 Oct, 2021 | |
| Annabelle G Bexiga | 16,361 | 07 Mar, 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.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 10 Feb, 2026 | Sean Michael Oconnor | Common Stock | A | 40,000 | $20.00 | 894,127 | D | M |
| 10 Feb, 2026 | Sean Michael Oconnor | Common Stock | D | 40,000 | $124.56 | 854,127 | D | S |
| 09 Feb, 2026 | Sean Michael Oconnor | Common Stock | A | 40,000 | $20.00 | 894,127 | D | M |
| 09 Feb, 2026 | Sean Michael Oconnor | Common Stock | D | 40,000 | $124.95 | 854,127 | D | S |
| 09 Feb, 2026 | Charles M Lyon | Common Stock | A | 45,000 | $20.00 | 180,330 | D | M |
| 09 Feb, 2026 | Charles M Lyon | Common Stock | D | 30,000 | $124.78 | 150,330 | D | S |
| 09 Feb, 2026 | Mark Lowry Maurer | Common Stock | D | 40,000 | $124.88 | 90,331 | D | S |
| 09 Feb, 2026 | Mark Lowry Maurer | Common Stock | A | 40,000 | $20.00 | 130,331 | D | M |
| 02 Feb, 2026 | John Moore Fowler | Common Stock | D | 1,125 | $112.70 | 113,765 | D | S |
| 30 Jan, 2026 | John Radziwill | Restricted Shares of Common Stock | A | 152 | $0.00 | 101,748 | D | A |
| 30 Jan, 2026 | John Moore Fowler | Restricted Shares of Common Stock | A | 121 | $0.00 | 114,890 | D | A |
| 30 Jan, 2026 | Dhamu R. Thamodaran | Restricted Shares of Common Stock | A | 99 | $0.00 | 33,835 | D | A |
| 30 Jan, 2026 | Steven A Kass | Restricted Shares of Common Stock | A | 121 | $0.00 | 35,656 | D | A |
| 30 Jan, 2026 | Diane L. Cooper | Restricted Shares of Common Stock | A | 81 | $0.00 | 23,724 | D | A |
| 19 Dec, 2025 | Diego Rotsztain | Common Stock | D | 2,029 | $94.50 | 15,498 | D | S |
| 18 Dec, 2025 | Diego Rotsztain | Common Stock | D | 2,477 | $94.91 | 17,527 | D | S |
| 17 Dec, 2025 | Diego Rotsztain | Common Stock | D | 1,348 | $96.17 | 20,004 | D | S |
| 16 Dec, 2025 | Sean Michael Oconnor | Common Stock | D | 15,000 | $0.00 | 854,127 | D | G |
| 16 Dec, 2025 | John Radziwill | Common Stock | A | 1,000 | $97.25 | 101,596 | D | P |
| 15 Dec, 2025 | Sean Michael Oconnor | Common Stock | D | 540 | $0.00 | 869,127 | D | G |