Charles M. Lyon - 09 Feb 2026 Form 4 Insider Report for StoneX Group Inc. (SNEX)

Reporting relationship: President
Issuer ticker: SNEX
Reported as of: 09 Feb 2026
Net transaction value: -$2,843,271
SEC form: 4
Accepted by SEC: 10 Feb 2026, 17:07:01 UTC
Prior SEC filing: 17 Dec 2025
Next SEC filing: 16 Jun 2026
Source filing: View source filing
Reporting owner signature: Charles M. Lyon

Key filing fact

Charles M. Lyon filed Form 4 for StoneX Group Inc. (SNEX) on 10 Feb 2026.

Key facts

This page summarizes Charles M. Lyon's Form 4 filing for StoneX Group Inc. (SNEX).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 10 Feb 2026, 17:07.

Change

Previous filing in this sequence was filed on 17 Dec 2025.
Current net transaction value: -$2,843,271.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001620576 Primary reporting owner

Lyon Charles M

Relationship: President
Address: 329 PARK AVENUE NORTH, SUITE 350, WINTER PARK
Signature: Charles M. Lyon
Signature date: 10 Feb 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

SNEX transaction

Common Stock

Options Exercise

Transaction value: $900,000
Shares: +45,000
Change %: +33%
Price: $20.00
Shares after: 180,330
Date: 09 Feb 2026
Ownership: Direct

SNEX transaction

Common Stock

Sale

Transaction value: $3,743,271
Shares: -30,000
Change %: -17%
Price: $124.78
Shares after: 150,330
Date: 09 Feb 2026
Ownership: Direct
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

SNEX transaction Derivative

Stock Options

Options Exercise

Transaction value: $0
Shares: -45,000
Change %: -12%
Price: $0.000000
Shares after: 337,500
Date: 09 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 45,000
Exercise price: $20.00

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

The price reported represents an average price. The Reporting Person will provide to the Commission, the issuer and any stockholder, upon request, full information regarding the number of shares sold at each separate price.