StoneX President Lyon exercises options, sells shares

StoneX Group Inc. insider activity: President Charles M. Lyon exercised stock options for 45,000 shares of common stock at $20 per share on February 9, 2026, then sold 30,000 common shares at an average price of $124.7757 per share.

Accepted by SEC EDGAR 02/10/2026 - 05:07 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

StoneX Group Inc. insider activity: President Charles M. Lyon exercised stock options for 45,000 shares of common stock at $20 per share on February 9, 2026, then sold 30,000 common shares at an average price of $124.7757 per share. After these transactions, he directly owned 150,330 shares of common stock and 337,500 stock options.

Insider Trade Summary

Exercise and sale activity reported; no spread calculated

Exercise and Sale 3 txns

Insider Lyon Charles M

Role President

Sold 30,000 shs ($3.74M)

Approx. gross sale proceeds $3.74M

Approx. exercise cost $900K

Share of Position Sold 16.6%

Type	Security	Shares	Price	Value
Exercise	Stock Options	45,000	$0.00	$0.00
Exercise	Common Stock	45,000	$20.00	$900K
Sale	Common Stock	30,000	$124.7757	$3.74M

Holdings After Transaction: Stock Options — 337,500 contracts (Direct); Common Stock — 150,330 shares (Direct)

Holdings Before and After: Stock Options, 382,500 to 337,500 contracts (Direct); Common Stock, 135,330 to 150,330 shares (Direct)

Other Insiders: 1 other insider reported open-market sales of this stock in the 30 days up to this filing.

Footnotes (1)

1. 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.

FAQ

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What insider transactions did SNEX President Charles M. Lyon report?

Charles M. Lyon reported exercising 45,000 stock options at $20 per share and selling 30,000 StoneX Group Inc. common shares at an average of $124.7757 on February 9, 2026, as disclosed in the Form 4 filing.

How many StoneX Group (SNEX) shares does Charles M. Lyon own after this Form 4?

After the reported transactions, Charles M. Lyon directly owned 150,330 shares of StoneX Group Inc. common stock. The filing also shows he beneficially owned 337,500 stock options following the option exercise reported on February 9, 2026.

What prices were involved in Charles M. Lyon’s SNEX Form 4 trades?

The options were exercised at an exercise price of $20 per share for 45,000 shares. He then sold 30,000 StoneX Group Inc. common shares at a reported average sale price of $124.7757 per share, according to the Form 4 disclosure.

What type of securities did Charles M. Lyon transact in for SNEX?

Charles M. Lyon exercised stock options and acquired 45,000 shares of StoneX Group Inc. common stock, then sold 30,000 common shares. He continues to hold both common stock and stock options following these insider transactions reported on February 9, 2026.

What does the Form 4 footnote say about SNEX share sale pricing?

The footnote explains the reported sale price of $124.7757 per share is an average price. It also states the reporting person will provide full details of the number of shares sold at each separate price upon request to regulators, the issuer, or any stockholder.

What is Charles M. Lyon’s role at StoneX Group Inc. (SNEX)?

Charles M. Lyon is identified as an officer of StoneX Group Inc., serving as President. This role is disclosed in the Form 4, which reports his beneficial ownership changes and transactions in StoneX common stock and stock options.

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Form 4 Insider Transactions: What Each Field Means →

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SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Lyon Charles M

(Last) (First) (Middle)

329 PARK AVENUE NORTH

SUITE 350

(Street)

WINTER PARK FL 32789

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
StoneX Group Inc. [ SNEX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President

3. Date of Earliest Transaction (Month/Day/Year)
02/09/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/09/2026		M		45,000	A	$20	180,330	D
Common Stock	02/09/2026		S		30,000	D	$124.7757(1)	150,330	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Options	$20	02/09/2026		M			45,000	12/05/2021	12/05/2026	Common Stock	45,000	$0	337,500	D

Explanation of Responses:

1. 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.

Remarks:

	Charles M. Lyon	02/10/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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