🕵️ Stonex Group Inc. ($SNEX)
SEC insider & ownership activity, last 12 months · CIK 913760 · every row links its SEC filing
Over the last 12 months insiders sold $165.8M against $258K of open-market buying. Oconnor Sean Michael sold $70.9M (Feb–Jul). 3 planned sales are pending, the largest $3.6M (Mark Maurer). No red-flag 8-Ks in the window.
🚨 4 signals active —
planned-vs-executed verdicts, pre-event flags, and cluster context live in the
API and the
alerts bot.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
2 buyers, $258K (2 lots) · 12 sellers, $165.8M (54 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Oconnor Sean Michael | 0 | – | 8 | $70.9M | Jul 22, 2026 |
| Maurer Mark Lowry | 0 | – | 9 | $31.0M | Sep 15, 2026 |
| William J. Dunaway | 0 | – | 4 | $28.9M | Aug 14, 2026 |
| Smith Philip Andrew | 0 | – | 5 | $13.2M | Jul 22, 2026 |
| Diego Rotsztain | 0 | – | 9 | $11.6M | Sep 16, 2026 |
| Charles M. Lyon | 0 | – | 2 | $4.9M | Jun 12, 2026 |
| Abigail H. Perkins | 0 | – | 5 | $3.1M | Sep 14, 2026 |
| Annabelle G. Bexiga | 0 | – | 5 | $800K | Jul 15, 2026 |
| John M. Fowler | 0 | – | 4 | $460K | Aug 5, 2026 |
| Schroeder Aaron | 0 | – | 1 | $429K | May 11, 2026 |
| Eric Parthemore | 0 | – | 1 | $308K | May 11, 2026 |
| Steven Kass | 0 | – | 1 | $247K | May 11, 2026 |
| Dhamu R. Thamodaran | 1 | $161K | 0 | – | Aug 10, 2026 |
| Radziwill John | 1 | $97K | 0 | – | Dec 16, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| BlackRock, Inc. | 12.6% | 13G | Oct 17, 2025 | filing ↗ | |
| Vanguard Portfolio Management | 5.1% | 13G | Jul 31, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Diego Rotsztain | $1.4M | Sep 16, 2026 | filing ↗ |
| Mark Maurer | $3.4M | Sep 15, 2026 | filing ↗ |
| Diego Rotsztain | $2.1M | Sep 14, 2026 | filing ↗ |
| Mark Maurer | $3.6M | Sep 14, 2026 | filing ↗ |
| William Dunaway | $6.4M | Aug 14, 2026 | filing ↗ |
| Mark Maurer | $3.5M | Aug 7, 2026 | filing ↗ |
| John M. Fowler | $119K | Aug 5, 2026 | filing ↗ |
| Diego Rotsztain | $1.5M | Jul 24, 2026 | filing ↗ |
| William Dunaway | $7.1M | Jul 22, 2026 | filing ↗ |
| Diego Rotsztain | $2.2M | Jul 22, 2026 | filing ↗ |
| Mark Maurer | $3.9M | Jul 22, 2026 | filing ↗ |
| Sean O'Connor | $7.8M | Jul 22, 2026 | filing ↗ |
| Philip Smith | $3.3M | Jul 22, 2026 | filing ↗ |
| Annabelle G. Bexiga | $171K | Jul 15, 2026 | filing ↗ |
| Philip Smith | $6.1M | Jun 30, 2026 | filing ↗ |
| Mark Maurer | $1.5M | Jun 16, 2026 | filing ↗ |
| Annabelle G. Bexiga | $200K | Jun 15, 2026 | filing ↗ |
| Mark Maurer | $4.7M | Jun 15, 2026 | filing ↗ |
| Sean O'Connor | $10.2M | Jun 15, 2026 | filing ↗ |
| William Dunaway | $8.3M | Jun 12, 2026 | filing ↗ |
| Sean O'Connor | $9.8M | Jun 12, 2026 | filing ↗ |
| Philip Smith | $962K | May 22, 2026 | filing ↗ |
| Mark Maurer | $1.3M | May 22, 2026 | filing ↗ |
| Diego Rotsztain | $1.5M | May 20, 2026 | filing ↗ |
| Diego Rotsztain | $2.2M | May 18, 2026 | filing ↗ |
| Annabelle G. Bexiga | $169K | May 15, 2026 | filing ↗ |
| William Dunaway | $7.1M | May 15, 2026 | filing ↗ |
| Sean O'Connor | $33.3M | May 15, 2026 | filing ↗ |
| Mark Maurer | $4.0M | May 14, 2026 | filing ↗ |
| Eric Parthemore | $308K | May 11, 2026 | filing ↗ |
| Steven Kass | $246K | May 11, 2026 | filing ↗ |
| John M. Fowler | $112K | May 5, 2026 | filing ↗ |
| Annabelle G. Bexiga | $51K | Apr 15, 2026 | filing ↗ |
| Annabelle G. Bexiga | $102K | Apr 15, 2026 | filing ↗ |
| Philip Smith | $2.8M | Apr 10, 2026 | filing ↗ |
| Annabelle G. Bexiga | $107K | Mar 13, 2026 | filing ↗ |
| Sean O'Connor | $4.9M | Feb 10, 2026 | filing ↗ |
| Charles Lyon | $3.7M | Feb 9, 2026 | filing ↗ |
| Mark Maurer | $5.0M | Feb 9, 2026 | filing ↗ |
| Sean O'Connor | $5.0M | Feb 9, 2026 | filing ↗ |
| John Fowler | $127K | Feb 2, 2026 | filing ↗ |
| Diego A. Rotsztain | $571K | Dec 17, 2025 | filing ↗ |
| John Fowler | $103K | Nov 3, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Reg FD disclosure (7.01) | Aug 26, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 26, 2026 | filing ↗ |
| Earnings (2.02) | Aug 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 5, 2026 | filing ↗ |
| Other events (8.01) | May 22, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 22, 2026 | filing ↗ |
| Earnings (2.02) | May 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 6, 2026 | filing ↗ |
| Other events (8.01) | Mar 12, 2026 | filing ↗ |
| Shareholder vote (5.07) | Mar 10, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 10, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 10, 2026 | filing ↗ |
| Earnings (2.02) | Feb 4, 2026 | filing ↗ |
| Other events (8.01) | Feb 4, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 4, 2026 | filing ↗ |
| Earnings (2.02) | Nov 24, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 24, 2025 | filing ↗ |