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StoneX Group Inc. planned insider sales

In the twelve months since 11 October 2025 insiders at StoneX Group Inc. filed 44 Form 144 notices of planned sales, 1.7 million shares worth $164.9 million at the time of filing, from 12 sellers. The latest, filed 28 September 2026: Philip Smith (officer), 56,250 shares worth $3.7 million, planned for around 28 September 2026 through Merrill Lynch.

FiledSellerRelationshipSharesValuePlanned saleBrokerHow acquiredFiling
28 September 2026Philip SmithOfficer56,250$3.7 million28 September 2026Merrill LynchStock Plan ActivityForm 144
16 September 2026Diego RotsztainOfficer20,298$1.4 million16 September 2026Merrill LynchStock Plan ActivityForm 144
15 September 2026Mark MaurerOfficer50,528$3.4 million15 September 2026Merrill LynchStock Plan ActivityForm 144
14 September 2026Diego RotsztainOfficer30,327$2.1 million14 September 2026Merrill LynchStock Plan ActivityForm 144
14 September 2026Mark MaurerOfficer52,564$3.6 million14 September 2026Merrill LynchStock Plan ActivityForm 144
14 August 2026William DunawayOfficer96,490$6.4 million14 August 2026Merrill LynchStock Plan ActivityForm 144
7 August 2026Mark MaurerOfficer52,648$3.5 million7 August 2026Merrill LynchStock Plan ActivityForm 144
5 August 2026John M Fowlerdirector1,575$118,7705 August 2026Merrill LynchStock BonusForm 144
24 July 2026Diego RotsztainOfficer20,630$1.5 million24 July 2026Merrill LynchStock Plan ActivityForm 144
22 July 2026Diego RotsztainOfficer29,995$2.2 million22 July 2026Merrill LynchStock Plan ActivityForm 144
22 July 2026Philip SmithOfficer45,000$3.3 million22 July 2026Merrill LynchStock Plan ActivityForm 144
22 July 2026Mark MaurerOfficer52,376$3.9 million22 July 2026Merrill LynchStock Plan ActivityForm 144
22 July 2026William DunawayOfficer95,970$7.1 million22 July 2026Merrill LynchStock Plan ActivityForm 144
22 July 2026Sean O'ConnorOfficer104,934$7.8 million22 July 2026Merrill LynchStock Plan ActivityForm 144
15 July 2026Bexiga Annabelle GDirector1,500$170,88015 July 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
30 June 2026Philip SmithOfficer51,540$6.1 million30 June 2026Merrill LynchStock Plan ActivityForm 144
16 June 2026Mark MaurerOfficer11,542$1.5 million16 June 2026Merrill LynchStock Plan ActivityForm 144
15 June 2026Bexiga Annabelle GDirector1,500$200,04015 June 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
15 June 2026Mark MaurerOfficer34,706$4.7 million15 June 2026Merrill LynchStock Plan ActivityForm 144
15 June 2026Sean O'ConnorOfficer75,000$10.2 million15 June 2026Merrill LynchStock Plan ActivityForm 144
12 June 2026William DunawayOfficer63,602$8.3 million12 June 2026Merrill LynchStock Plan ActivityForm 144
12 June 2026Sean O'ConnorOfficer75,000$9.8 million12 June 2026Merrill LynchStock Plan ActivityForm 144
22 May 2026Philip SmithOfficer8,535$961,81822 May 2026Merrill LynchStock plan activityForm 144
22 May 2026Mark MaurerOfficer11,398$1.3 million22 May 2026Merrill LynchStock plan activityForm 144
20 May 2026Diego RotsztainOfficer13,696$1.5 million20 May 2026Merrill LynchStock Plan ActivityForm 144
18 May 2026Diego RotsztainOfficer20,054$2.2 million18 May 2026Merrill LynchStock Plan ActivityForm 144
15 May 2026Bexiga Annabelle GDirector1,500$169,23015 May 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
15 May 2026William DunawayOfficer64,017$7.1 million15 May 2026Merrill LynchStock Plan ActivityForm 144
15 May 2026Sean O'ConnorOfficer300,000$33.3 million15 May 2026Merrill LynchStock Plan ActivityForm 144
14 May 2026Mark MaurerOfficer34,862$4.0 million14 May 2026Merrill LynchStock Plan ActivityForm 144
11 May 2026Steven KassDirector2,000$246,45311 May 2026Merrill LynchStock Plan ActivityForm 144
11 May 2026Eric ParthemoreDirector2,500$308,16711 May 2026Merrill LynchStock Plan ActivityForm 144
5 May 2026John M FowlerDirector1,050$111,5625 May 2026Merrill LynchStock BonusForm 144
15 April 2026Bexiga Annabelle GDirector500$50,96515 April 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
15 April 2026Bexiga Annabelle GDirector1,000$101,90015 April 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
10 April 2026Philip SmithOfficer30,000$2.8 million10 April 2026Merrill LynchStock Plan ActivityForm 144
13 March 2026Bexiga Annabelle GDirector1,000$106,54013 March 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
10 February 2026Sean O'ConnorOfficer40,000$4.9 million10 February 2026Merrill LynchStock Plan ActivityForm 144
9 February 2026Charles LyonOfficer30,000$3.7 million9 February 2026Merrill LynchStock Plan ActivityForm 144
9 February 2026Mark MaurerOfficer40,000$5.0 million9 February 2026Merrill LynchStock Plan ActivityForm 144
9 February 2026Sean O'ConnorOfficer40,000$5.0 million9 February 2026Merrill LynchStock Plan ActivityForm 144
2 February 2026John FowlerDirector1,125$126,7882 February 2026Merrill LynchStock BonusForm 144
17 December 2025Diego A RotsztainOfficer5,854$570,88217 December 2025Merrill LynchStock Plan ActivityForm 144
3 November 2025John FowlerDirector1,125$102,6003 November 2025Merrill LynchStock BonusForm 144
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
Read moreValue is the filer's own aggregate market value. Whether the sale happened shows up later on Form 4, on the insiders page.

Source

Form 144 filings on EDGAR for StoneX Group Inc.: the company's filing index, each notice read from its own XML.

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