William J. Dunaway - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
William J. Dunaway has filed 3 SEC Form 4 filings across 1 company in the last 90 days - selling. Lifetime open-market sales: $22.55M.
Profile
William J. Dunaway holds the role of Chief Financial Officer at StoneX Group Inc. (SNEX). Dunaway has reported 4 insider filings with the SEC since 2024. The most recent filing was in July 2026.
| Role | Chief Financial Officer |
|---|---|
| Notability | 34/100 |
Board memberships
- StoneX Group Inc.
Reported roles
- Chief Financial Officer
Trading Pattern
InsiderAlpha's records for William J. Dunaway go back to 2024: 4 primary Form 4 filings, an average of 1.3 per year. 3 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Career & Filing History
Every role William J. Dunaway has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Chief Financial Officer at StoneX Group Inc. (SNEX) - 4 filings, 2024 to 2026
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-24 | SNEX | StoneX Group Inc. | S - Open-market sale [10b5-1] | 96.0K | $74.33 | $7.13M |
| 2026-07-24 | SNEX | StoneX Group Inc. | M - Option exercise [10b5-1] | 126.6K | $8.90 | $1.13M |
| 2026-06-15 | SNEX | StoneX Group Inc. | S - Open-market sale | 63.6K | $131.16 | $8.34M |
| 2026-06-15 | SNEX | StoneX Group Inc. | M - Option exercise | 84.4K | $13.34 | $1.13M |
| 2026-05-18 | SNEX | StoneX Group Inc. | S - Open-market sale | 64.0K | $110.46 | $7.07M |
| 2026-05-18 | SNEX | StoneX Group Inc. | M - Option exercise | 84.4K | $13.34 | $1.13M |
| 2024-12-17 | SNEX | StoneX Group Inc. | G - Bona-fide gift | 500 | $0.00 | |
| 2024-12-17 | SNEX | StoneX Group Inc. | F - Tax withholding / forfeiture | 5.1K | $99.21 | $507K |
| 2024-12-17 | SNEX | StoneX Group Inc. | A - Grant or award | 6.9K | $0.00 |
Companies - Last 90 Days
- StoneX Group Inc. (SNEX) - 3 filings, last 2026-07-24
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies William J. Dunaway has recently filed at. Multiple unrelated insiders buying the same stock within a short window - cluster buying - has historically been one of the strongest Form 4 signals.
- Sean Michael Oconnor - $71.42M of SNEX open-market activity in the last 12 months
- Mark Lowry Maurer - $20.46M of SNEX open-market activity in the last 12 months
- Philip Andrew Smith - $13.19M of SNEX open-market activity in the last 12 months
- Diego Rotsztain - $11.32M of SNEX open-market activity in the last 12 months
- Charles M. Lyon - $4.93M of SNEX open-market activity in the last 12 months
- Abigail H. Perkins - $2.15M of SNEX open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Gregg Williams
- Stephen T. Wills
- WINMILL CO. INC
- Caroline Young
- Jeffrey Yu
- George Raymond Zage III
- Payam Zamani
- Mahkam Zanganeh
Frequently Asked Questions
Who is William J. Dunaway?
William J. Dunaway holds the role of Chief Financial Officer at StoneX Group Inc. (SNEX). Dunaway has reported 4 insider filings with the SEC since 2024. The most recent filing was in July 2026.…
How many SEC Form 4 filings has William J. Dunaway submitted recently?
3 primary Form 4 filings in the last 90 days, covering 1 company.
Has William J. Dunaway been buying or selling stock?
Recorded transactions: 0 open-market purchases and 3 open-market sales ($22.55M) across all tracked filings.
Where can I see all of William J. Dunaway's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live William J. Dunaway profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.