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StoneX Group Inc.

SNEX
Exchange
Nasdaq
Industry
Security & Commodity Brokers, Dealers, Exchanges & Services
SEC CIK
0000913760

In the last 90 days, StoneX Group Inc. insiders filed 1 open-market purchase and 16 sales; 471 institutions reported holding it in 13F filings for Q2 2026, worth $7.94B in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by StoneX Group Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
1 filing
1 insider, $161.2K in total
Open-market sells
16 filings
8 insiders, $54.2M in total
Insiders trading
9
Net value
−$54.1M
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for StoneX Group Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for StoneX Group Inc.
NameTitleLast reported holdingLast filingFilings, past year
Rotsztain DiegoChief Governance/Legal Officer34,870Sep 16, 20267
Perkins Abigail HChief Information Officer87,739Sep 16, 20267
Maurer Mark LowryOther: Chief Risk Officer203,244Sep 15, 20268
Lyon Charles MPresident324,242Sep 11, 20264
Dunaway William JChief Financial Officer502,203Aug 17, 20265
Thamodaran Dhamu R.Director75,760IndirectAug 11, 20267
Fowler John MooreDirector255,271Aug 6, 202610
Cooper Diane L.Director56,102Aug 5, 20265
Radziwill JohnChairman of the Board231,850Aug 5, 20266
Kass Steven ADirector80,073Aug 3, 20266
Oconnor Sean MichaelExecutive Vice-Chairman-Board1,750,447Jul 23, 20266
Smith Philip AndrewChief Executive Officer738,216Jul 23, 20265
Bexiga Annabelle GDirector18,688Jul 16, 20266
Schroeder AaronChief Accounting Officer51,481May 13, 20262
Parthemore EricDirector43,874May 11, 20262
Davison StuartChief Operating Officer14,400Dec 17, 20251
Stevens Glenn HenryOther: Retired Officer77,964Feb 20, 20250
Nguyen XuongOther: Retired Officer60,816Jul 16, 20240
Branch Scott JOther: Retired Director512,434IndirectMar 15, 20240
Krehbiel BruceDirector30,299Feb 1, 20220
Harrod Patricia MarieOther: Retired Officer12,066Oct 27, 20210

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 16, 2026 (view filing)6:01 PM ETSep 14-162 daysRotsztain DiegoChief Governance/Legal OfficerSSale−50.6K$68.15−$3.45M−59.2%34.9K after2 lots10b5-1
Sep 16, 2026 (view filing)4:09 PM ETSep 142 daysPerkins Abigail HChief Information OfficerSSale−8.92K$68.83−$614.2K−9.2%87.7K after10b5-1
Sep 15, 2026 (view filing)9:41 PM ETSep 14-151 dayMaurer Mark LowryOther: Chief Risk OfficerSSale−103.1K$67.94−$7.00M−33.7%203.2K after2 lots10b5-1
Aug 17, 2026 (view filing)8:28 PM ETAug 143 daysDunaway William JChief Financial OfficerSSale−96.5K$66.35−$6.40M−16.1%502.2K after10b5-1
Aug 11, 2026 (view filing)7:59 PM ETAug 101 dayPerkins Abigail HChief Information OfficerSSale−4.50K$64.81−$291.7K−4.4%96.7K after10b5-1
Aug 11, 2026 (view filing)4:28 PM ETAug 101 dayThamodaran Dhamu R.DirectorPPurchase+2.50K$64.48+$161.2K+3.4%75.8K after
Aug 11, 2026 (view filing)4:19 PM ETAug 74 daysMaurer Mark LowryOther: Chief Risk OfficerSSale−52.6K$66.25−$3.49M−18.2%237.0K after10b5-1
Aug 6, 2026 (view filing)4:45 PM ETAug 51 dayFowler John MooreDirectorSSale−1.57K$75.41−$118.8K−0.6%255.3K after10b5-1
Jul 27, 2026 (view filing)7:29 PM ETJul 243 daysRotsztain DiegoChief Governance/Legal OfficerSSale−20.6K$74.40−$1.53M−37.2%34.9K after10b5-1
Jul 23, 2026 (view filing)8:31 PM ETJul 221 dayRotsztain DiegoChief Governance/Legal OfficerSSale−30.0K$74.32−$2.23M−35.1%55.5K after10b5-1
Jul 23, 2026 (view filing)8:30 PM ETJul 221 dayOconnor Sean MichaelExecutive Vice-Chairman-BoardSSale−104.9K$74.33−$7.80M−5.7%1.75M after10b5-1
Jul 23, 2026 (view filing)8:30 PM ETJul 221 dayDunaway William JChief Financial OfficerSSale−96.0K$74.33−$7.13M−16.9%472.1K after10b5-1
Jul 23, 2026 (view filing)8:29 PM ETJul 221 daySmith Philip AndrewChief Executive OfficerSSale−45.0K$74.32−$3.34M−5.7%738.2K after10b5-1
Jul 23, 2026 (view filing)8:29 PM ETJul 221 dayMaurer Mark LowryOther: Chief Risk OfficerSSale−52.4K$74.32−$3.89M−19.2%220.2K after10b5-1
Jul 21, 2026 (view filing)8:17 PM ETJul 201 dayPerkins Abigail HChief Information OfficerSSale−8.92K$70.43−$628.1K−8.4%96.7K after10b5-1
Jul 16, 2026 (view filing)9:57 PM ETJul 151 dayBexiga Annabelle GDirectorSSale−1.50K$113.92−$170.9K−7.4%18.7K after10b5-1
Jul 1, 2026 (view filing)6:48 PM ETJun 301 daySmith Philip AndrewChief Executive OfficerSSale−51.5K$118.72−$6.12M−9.5%492.1K after2 lots10b5-1
Jun 17, 2026 (view filing)Jun 15-162 daysMaurer Mark LowryOther: Chief Risk OfficerSSale−46.2K$134.89−$6.24M−25.4%135.5K after2 lots10b5-1
Jun 16, 2026 (view filing)Jun 124 daysLyon Charles MPresidentSSale−9.00K$131.96−$1.19M−4.0%216.5K after
Jun 16, 2026 (view filing)Jun 151 dayBexiga Annabelle GDirectorSSale−1.50K$133.36−$200.0K−6.9%20.2K after10b5-1
Jun 16, 2026 (view filing)Jun 12-154 daysOconnor Sean MichaelExecutive Vice-Chairman-BoardSSale−150.0K$133.29−$20.0M−12.1%1.09M after2 lots
Jun 15, 2026 (view filing)Jun 123 daysDunaway William JChief Financial OfficerSSale−63.6K$131.16−$8.34M−17.8%294.4K after10b5-1
Jun 9, 2026 (view filing)Jun 81 dayPerkins Abigail HChief Information OfficerSSale−4.31K$118.51−$511.0K−5.6%72.4K after10b5-1
May 26, 2026 (view filing)May 224 daysMaurer Mark LowryOther: Chief Risk OfficerSSale−11.4K$112.25−$1.28M−7.8%135.5K after
May 26, 2026 (view filing)May 224 daysSmith Philip AndrewChief Executive OfficerSSale−8.54K$112.72−$962.1K−1.7%506.2K after10b5-1
May 20, 2026 (view filing)May 18-202 daysRotsztain DiegoChief Governance/Legal OfficerSSale−33.8K$112.01−$3.78M−59.2%23.2K afterAmended2 lots10b5-1
May 19, 2026 (view filing)May 15-194 daysOconnor Sean MichaelExecutive Vice-Chairman-BoardSSale−300.0K$110.56−$33.2M−19.5%1.24M after3 lots10b5-1
May 18, 2026 (view filing)May 153 daysBexiga Annabelle GDirectorSSale−1.50K$112.82−$169.2K−6.5%21.7K after10b5-1
May 18, 2026 (view filing)May 153 daysDunaway William JChief Financial OfficerSSale−64.0K$110.46−$7.07M−19.0%273.6K after10b5-1
May 15, 2026 (view filing)May 141 dayMaurer Mark LowryOther: Chief Risk OfficerSSale−34.9K$116.29−$4.05M−19.2%146.9K after10b5-1
May 13, 2026 (view filing)May 112 daysSchroeder AaronChief Accounting OfficerSSale−3.50K$122.65−$429.3K−6.4%51.5K after
May 11, 2026 (view filing)May 11Same dayKass Steven ADirectorSSale−2.00K$123.26−$246.5K−3.6%53.3K after
May 11, 2026 (view filing)May 11Same dayParthemore EricDirectorSSale−2.50K$123.30−$308.3K−5.4%43.9K after
May 5, 2026 (view filing)May 5Same dayFowler John MooreDirectorSSale−1.05K$106.25−$111.6K−0.6%171.2K after10b5-1
Apr 15, 2026 (view filing)Apr 15Same dayBexiga Annabelle GDirectorSSale−1.50K$101.91−$152.9K−6.1%23.2K after10b5-1
Apr 14, 2026 (view filing)Apr 104 daysSmith Philip AndrewChief Executive OfficerSSale−30.0K$92.23−$2.77M−5.5%514.7K after10b5-1
Mar 17, 2026 (view filing)Mar 134 daysBexiga Annabelle GDirectorSSale−1.00K$106.54−$106.5K−5.7%16.5K after10b5-1
Feb 18, 2026 (view filing)Feb 135 daysPerkins Abigail HChief Information OfficerSSale−8.00K$126.72−$1.01M−14.2%48.3K after
Feb 11, 2026 (view filing)Feb 92 daysMaurer Mark LowryOther: Chief Risk OfficerSSale−40.0K$124.88−$5.00M−30.7%90.3K after
Feb 11, 2026 (view filing)Feb 9-102 daysOconnor Sean MichaelExecutive Vice-Chairman-BoardSSale−80.0K$124.76−$9.98M−8.6%854.1K after2 lots
Feb 10, 2026 (view filing)Feb 91 dayLyon Charles MPresidentSSale−30.0K$124.78−$3.74M−16.6%150.3K after
Feb 4, 2026 (view filing)Feb 22 daysFowler John MooreDirectorSSale−1.13K$112.70−$126.8K−1.0%113.8K after10b5-1
Dec 22, 2025 (view filing)Dec 193 daysRotsztain DiegoChief Governance/Legal OfficerSSale−2.03K$94.50−$191.7K−11.6%15.5K after10b5-1
Dec 19, 2025 (view filing)Dec 17-182 daysRotsztain DiegoChief Governance/Legal OfficerSSale−3.83K$95.35−$364.7K−17.9%17.5K after2 lots10b5-1
Dec 18, 2025 (view filing)Dec 162 daysRadziwill JohnChairman of the BoardPPurchase+1.00K$97.25+$97.3K+1.0%101.6K after
Nov 5, 2025 (view filing)Nov 32 daysFowler John MooreDirectorSSale−1.13K$91.20−$102.6K−1.0%114.8K after10b5-1
Aug 20, 2025 (view filing)Aug 19-201 dayOconnor Sean MichaelExecutive Vice-Chairman-BoardSSale−5.00K$95.60−$478.0K−3.6%132.9K after2 lots
Aug 5, 2025 (view filing)Aug 14 daysFowler John MooreDirectorSSale−1.13K$96.00−$108.0K−1.0%115.7K after10b5-1
Jun 18, 2025 (view filing)Jun 162 daysPerkins Abigail HChief Information OfficerSSale−10.5K$86.22−$902.7K−19.3%43.9K after
Jun 16, 2025 (view filing)Jun 12-134 daysPerkins Abigail HChief Information OfficerSSale−26.2K$84.74−$2.22M−41.1%37.6K after2 lots