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About StoneX Group Inc. (SNEX)
StoneX Group Inc. files with the SEC under CIK 0000913760 and is classified as security and commodity brokers, dealers, exchanges and services. We track it alongside the rest of the Financials sector.
SNEX Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market purchase | 1 | 2,500 | $161K |
| Open-market sale | 12 | 546,630 | $35.41M |
| Grant or award | 7 | 7,945 | |
SNEX insider transactions (Form 4)
44114 Form 4 filings on record, the earliest from Nov 1, 2024, newest first. Filing history page 3 of 3.
| Traded | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Steven A. Kass - Director | Grant or award | Restricted Shares of Common Stock | 1,101 | $0.00 | - | |
| Annabelle G. Bexiga - Director | Grant or award | Restricted Shares of Common Stock | 1,101 | $0.00 | - | |
| Abigail H. Perkins - Officer | Option exercise | Common Stock | 8,000 | $27.58 | $221K | |
| Abigail H. Perkins - Officer | Option exercise | Stock Options | 8,000 | $0.00 | - | |
| Abigail H. Perkins - Officer | Open-market sale | Common Stock | 8,000 | $126.72 footnote F1 | $1.01M | |
| ||||||
| Sean Michael Oconnor - Officer | Option exercise | Common Stock | 40,000 | $20.00 | $800K | |
| Sean Michael Oconnor - Officer | Option exercise | Common Stock | 40,000 | $20.00 | $800K | |
| Sean Michael Oconnor - Officer | Option exercise | Stock Options | 40,000 | $0.00 | - | |
| Sean Michael Oconnor - Officer | Option exercise | Stock Options | 40,000 | $0.00 | - | |
| Sean Michael Oconnor - Officer | Open-market sale | Common Stock | 40,000 | $124.56 footnote F1 | $4.98M | |
| Sean Michael Oconnor - Officer | Open-market sale | Common Stock | 40,000 | $124.95 footnote F1 | $5.00M | |
| ||||||
| Mark Lowry Maurer | Option exercise | Common Stock | 40,000 | $20.00 | $800K | |
| Mark Lowry Maurer | Option exercise | Stock Options | 40,000 | $0.00 | - | |
| Mark Lowry Maurer | Open-market sale | Common Stock | 40,000 | $124.88 footnote F1 | $5.00M | |
| ||||||
| Charles M. Lyon - Officer | Option exercise | Common Stock | 45,000 | $20.00 | $900K | |
| Charles M. Lyon - Officer | Option exercise | Stock Options | 45,000 | $0.00 | - | |
| Charles M. Lyon - Officer | Open-market sale | Common Stock | 30,000 | $124.78 footnote F1 | $3.74M | |
| ||||||
 John Moore Fowler - Director | Open-market sale | Common Stock | 1,125 | $112.70 | $127K | |
| Dhamu R. Thamodaran - Director | Grant or award | Restricted Shares of Common Stock | 99 | $0.00 | - | |
| John Radziwill - Officer | Grant or award | Restricted Shares of Common Stock | 152 | $0.00 | - | |
| Steven A. Kass - Director | Grant or award | Restricted Shares of Common Stock | 121 | $0.00 | - | |
| John Moore Fowler - Director | Grant or award | Restricted Shares of Common Stock | 121 | $0.00 | - | |
| Diane L. Cooper - Director | Grant or award | Restricted Shares of Common Stock | 81 | $0.00 | - | |
| John Moore Fowler - Director | Open-market sale | Common Stock | 1,125 | $91.20 | $103K | |
| Diane L. Cooper - Director | Grant or award | Restricted Shares of Common Stock | 97 | $0.00 | - | |
| Steven A. Kass - Director | Grant or award | Restricted Shares of Common Stock | 145 | $0.00 | - | |
| Dhamu R. Thamodaran - Director | Grant or award | Restricted Shares of Common Stock | 118 | $0.00 | - | |
| John Moore Fowler - Director | Grant or award | Restricted Shares of Common Stock | 145 | $0.00 | - | |
| John Radziwill - Officer | Grant or award | Restricted Shares of Common Stock | 182 | $0.00 | - | |
| Sean Michael Oconnor - Officer | Open-market sale | Common Stock | 3,000 | $95.00 | $285K | |
| Sean Michael Oconnor - Officer | Open-market sale | Common Stock | 2,000 | $96.50 | $193K | |
| John Moore Fowler - Director | Open-market sale | Common Stock | 1,125 | $96.00 | $108K | |
| Diane L. Cooper - Director | Grant or award | Restricted Shares of Common Stock | 93 | $0.00 | - | |
| Steven A. Kass - Director | Grant or award | Restricted Shares of Common Stock | 139 | $0.00 | - | |
| Dhamu R. Thamodaran - Director | Grant or award | Restricted Shares of Common Stock | 113 | $0.00 | - | |
| John Moore Fowler - Director | Grant or award | Restricted Shares of Common Stock | 139 | $0.00 | - | |
| John Radziwill - Officer | Grant or award | Restricted Shares of Common Stock | 174 | $0.00 | - | |
| John Radziwill - Officer | Open-market purchase | Common Stock | 1,400 | $85.00 | $119K | |
| John Radziwill - Officer | Grant or award | Restricted Shares of Common Stock | 190 | $0.00 | - | |
| Sean Michael Oconnor - Officer | Open-market sale | Common Stock | 34,083 | $89.63 | $3.05M | |
| Sean Michael Oconnor - Officer | Open-market sale | Common Stock | 3,417 | $90.57 | $309K | |
| Sean Michael Oconnor - Officer | Grant or award | Restricted Shares of Common Stock | 300,000 | $0.00 | - | |
| Stuart Davison - Officer | Grant or award | Restricted Shares of Common Stock | 2,320 | $0.00 | - | |
| Stuart Davison - Officer | Tax withholding / forfeiture | Common Stock | 578 | $99.21 | $57K | |
See every SNEX filing on record
These pages show the latest 90 of 114 Form 4 filings on record. The 7-day demo shows all 114, and sign-up brings you back to this table.
Item 7.01, 9.01
Item 2.02, 9.01
Item 8.01, 9.01
Item 2.02, 9.01
Recent SNEX Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Philip R. Smith | Officer | 45,000 | $2.68M | View on EDGAR | |
| Sean O'Connor | Officer | 76,148 |
SNEX insider trading FAQ
What is the latest insider trade for SNEX?
StoneX Group Inc. (SNEX) had 19 insider filings in the last 90 days, with the most recent on 3 November 2026. The full record for SNEX runs to 114 Form 4 filings, the earliest from 1 November 2024. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying SNEX stock?
1 insider purchase of SNEX was filed in the last 90 days, totaling $161K.
How many insiders are selling SNEX stock?
12 insider sales of SNEX were filed in the last 90 days, totaling $35.41M.
Where can I see SNEX SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects SNEX Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Financials companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - John Moore Fowler view on EDGAR
- - Anthony J. Diciollo view on EDGAR
- - Steven A. Kass view on EDGAR
- - John Radziwill view on EDGAR
- - Dhamu R. Thamodaran view on EDGAR
- - Diane L. Cooper view on EDGAR
- - Philip Andrew Smith view on EDGAR
- - Mark Lowry Maurer view on EDGAR
- - Sean Michael Oconnor view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Financials
- Where SNEX's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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