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SNEX insider trading

StoneX Group Inc. — open-market insider buys and $1M+ sells from SEC Forms 3, 4 and 5.
Insider buys · 24 mo
3
Bought · 24 mo
$377k
Buys · last 90 days
1 · $161k
Most recent buy
2026-08-11

Recent insider filings

FiledInsiderTypeSharesPriceValue
2026-08-17Dunaway William J
Chief Financial Officer
Sold96,490$66.35$6.4M
2026-08-11Thamodaran Dhamu R.
Director
Bought2,500$64.48$161k
2026-08-11Maurer Mark Lowry
Insider
Sold52,648$66.25$3.5M
2026-07-27Rotsztain Diego
Chief Governance/Legal Officer
Sold20,630$74.40$1.5M
2026-07-23Dunaway William J
Chief Financial Officer
Sold95,970$74.33$7.1M
2026-07-23Maurer Mark Lowry
Insider
Sold52,376$74.32$3.9M
2026-07-23OCONNOR SEAN MICHAEL
Executive Vice-Chairman-Board
Sold104,934$74.33$7.8M
2026-07-23Rotsztain Diego
Chief Governance/Legal Officer
Sold29,995$74.32$2.2M
2026-07-23Smith Philip Andrew
Chief Executive Officer
Sold45,000$74.32$3.3M
2026-07-01Smith Philip Andrew
Chief Executive Officer
Sold51,540$118.72$6.1M
2026-06-17Maurer Mark Lowry
Insider
Sold46,248$134.89$6.2M
2026-06-16Lyon Charles M
President
Sold9,000$131.96$1.2M
2026-06-16OCONNOR SEAN MICHAEL
Executive Vice-Chairman-Board
Sold150,000$133.28$20.0M
2026-06-15Dunaway William J
Chief Financial Officer
Sold63,602$131.16$8.3M
2026-05-26Maurer Mark Lowry
Insider
Sold11,398$112.25$1.3M
2026-05-20Rotsztain Diego
Chief Governance/Legal Officer
Sold33,750$112.01$3.8M
2026-05-20Rotsztain Diego
Chief Governance/Legal Officer
Sold33,750$112.01$3.8M
2026-05-19OCONNOR SEAN MICHAEL
Executive Vice-Chairman-Board
Sold300,000$110.56$33.2M
2026-05-18Dunaway William J
Chief Financial Officer
Sold64,017$110.46$7.1M
2026-05-15Maurer Mark Lowry
Insider
Sold34,862$116.29$4.1M
2026-04-14Smith Philip Andrew
Chief Executive Officer
Sold30,000$92.23$2.8M
2026-02-18Perkins Abigail H
Chief Information Officer
Sold8,000$126.72$1.0M
2026-02-11OCONNOR SEAN MICHAEL
Executive Vice-Chairman-Board
Sold80,000$124.75$10.0M
2026-02-11Maurer Mark Lowry
Insider
Sold40,000$124.88$5.0M
2026-02-10Lyon Charles M
President
Sold30,000$124.78$3.7M

Showing the 25 most recent of 35 filings for SNEX in the last two years. The full history, the price chart with every buy and sell marked, and daily updates are in the members browser.

Most active insider buyers

InsiderRoleBuysTotal bought
RADZIWILL JOHNChairman of the Board2$216k
Thamodaran Dhamu R.Director1$161k

See SNEX on the chart

Every insider buy and sell for SNEX plotted on the price, the full two-year history, cluster scores and daily updates — in the members area, $29/month. A free quarterly sample of the whole dataset needs no account.

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Data from the SEC EDGAR ownership filings, refreshed daily. Only open-market purchases (transaction code P) and sales of $1M or more are shown; grants, option exercises and tax withholding are excluded because they run on schedules set years earlier. Not investment advice.