StoneX officer files notice for stock sales

StoneX Group Inc. (SNEX) is the issuer for which officer Diego Rotsztain filed a Form 144 notice covering potential sales of common stock under Rule 144.

Available on EDGAR 09/16/2026 - 05:04 PM EDT Accepted by SEC EDGAR 09/16/2026 - 05:04 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

StoneX Group Inc. (SNEX) is the issuer for which officer Diego Rotsztain filed a Form 144 notice covering potential sales of common stock under Rule 144. The notice lists prior sales of common shares during the past three months and identifies Merrill Lynch as the broker and NASDAQ as the trading market.

Disclosed past transactions by Diego Rotsztain include sales of 30,327 common shares on September 14, 2026 for $2,086,522, 20,630 shares on July 24, 2026 for $1,534,234, and 29,995 shares on July 22, 2026 for $2,228,336.

Key Figures

Shares sold September 14, 2026: 30,327 shares Aggregate sale amount September 14, 2026: $2,086,522 Shares sold July 24, 2026: 20,630 shares +3 more

6 metrics

Shares sold September 14, 2026 30,327 shares Common stock sale by Diego Rotsztain on September 14, 2026

Aggregate sale amount September 14, 2026 $2,086,522 Common stock sale by Diego Rotsztain on September 14, 2026

Shares sold July 24, 2026 20,630 shares Common stock sale by Diego Rotsztain on July 24, 2026

Aggregate sale amount July 24, 2026 $1,534,234 Common stock sale by Diego Rotsztain on July 24, 2026

Shares sold July 22, 2026 29,995 shares Common stock sale by Diego Rotsztain on July 22, 2026

Aggregate sale amount July 22, 2026 $2,228,336 Common stock sale by Diego Rotsztain on July 22, 2026

Key Terms

Rule 144, Stock Plan Activity, NASDAQ

3 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Stock Plan Activity financial

"Common | 09/14/2026 | Stock Plan Activity | Issuer"

NASDAQ market

"120616735 | 09/16/2026 | NASDAQ"

The Nasdaq is a stock exchange where many companies' shares are bought and sold, functioning much like a marketplace for investments. It matters to investors because it provides a platform to buy and sell ownership stakes in companies, helping them track the value of those companies and make informed decisions. As one of the largest and most technology-focused markets, it also reflects trends and developments in the business world.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does StoneX Group Inc. (SNEX) disclose in this Form 144?

The filing shows officer Diego Rotsztain has filed a notice under Rule 144 for potential sales of StoneX Group Inc. common stock and discloses several common-stock sales executed in the prior three months through a broker on NASDAQ.

How many StoneX Group Inc. (SNEX) shares did Diego Rotsztain sell on September 14, 2026?

On September 14, 2026, Diego Rotsztain sold 30,327 StoneX Group Inc. common shares for an aggregate amount of $2,086,522, as reported in the Form 144 under securities sold during the past three months.

What prior sales of SNEX stock on July 24, 2026 are reported?

The Form 144 reports that on July 24, 2026, Diego Rotsztain sold 20,630 StoneX Group Inc. common shares for an aggregate amount of $1,534,234, listed under securities sold during the past three months.

What prior sales of SNEX stock on July 22, 2026 are reported?

The notice states that on July 22, 2026, Diego Rotsztain sold 29,995 StoneX Group Inc. common shares for an aggregate amount of $2,228,336, also categorized as securities sold during the past three months.

Who is the broker and market for the StoneX Group Inc. shares in this Form 144?

The securities information section identifies Merrill Lynch in Washington, DC as the broker handling the StoneX Group Inc. common stock, with the shares listed for trading on NASDAQ.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001511110
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	StoneX Group Inc.
SEC File Number
Address of Issuer	230 Park Ave 10th Floor New York NEW YORK 10169
Phone	2124853500
Name of Person for Whose Account the Securities are To Be Sold	Diego Rotsztain
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Merrill Lynch 1800 K ST NW Suite 800 Washington DC 20006	20298	1364634	120616735	09/16/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	09/14/2026	Stock Plan Activity	Issuer			20298	09/14/2026	n/a

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Diego Rotsztain 230 Park Ave 10th Floor New York NY 10169	Common	09/14/2026	30327	2086522
Diego Rotsztain 230 Park Ave 10th Floor New York NY 10169	Common	07/24/2026	20630	1534234
Diego Rotsztain 230 Park Ave 10th Floor New York NY 10169	Common	07/22/2026	29995	2228336

144: Remarks and Signature

Remarks
Date of Notice	09/16/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	02/10/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	Diego Rotsztain
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)