StoneX Group amends Form 144 reporting 390,676‑share sale

StoneX Group, Inc. submitted a Form 144/A amendment reporting transactions in Common Stock, including a sale by Stadium Capital Management, LLC of 390,676 shares on 05/28/2026 for $695,053.08.

Rhea-AI Filing Summary

StoneX Group, Inc. submitted a Form 144/A amendment reporting transactions in Common Stock, including a sale by Stadium Capital Management, LLC of 390,676 shares on 05/28/2026 for $695,053.08. The amendment also lists 1,300,000 shares tied to prior open‑market activity and references NASDAQ.

The filing is an amended Rule 144 notice that records recent and planned market activity; cash was the consideration cited for a prior 10/19/2022 purchase. Timing and proceeds recipients are stated for the listed transactions.

Insights

Securities Compliance Counsel

Amendment documents reported Rule 144 transactions in Common Stock, with a specific sale and historical purchase dates.

The amendment lists a sale by Stadium Capital Management, LLC of 390,676 shares on 05/28/2026 for $695,053.08, which is reported as securities sold during the past three months. It also records 1,300,000 shares associated with earlier open‑market activity dated 10/19/2022.

These entries are compliance disclosures under Rule 144; cash consideration is shown for the 10/19/2022 purchase. Further details on beneficial ownership limits or plan reserves are not provided in the excerpt; subsequent filings would be needed for more context.

Key Figures

Sale by Stadium Capital: 390,676 shares Proceeds reported: $695,053.08 Prior shares noted: 1,300,000 +2 more

5 metrics

Sale by Stadium Capital 390,676 shares Securities sold during past 3 months on 05/28/2026

Proceeds reported $695,053.08 Proceeds from Stadium Capital sale on 05/28/2026

Prior shares noted 1,300,000 Listed under securities activity with date 10/19/2022

Numeric field 2,314,000.00 Listed on the securities information line in the amendment

Another numeric field 23,049,000 Listed on the securities information line in the amendment

Key Terms

Form 144/A, Rule 144, Open Market Purchases, Consideration: Cash

4 terms

Form 144/A regulatory

"144/A: Securities Sold During The Past 3 Months"

Rule 144 regulatory

"144/A: Securities To Be Sold"

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.

Open Market Purchases market

"Common Stock | 10/19/2022 | Open Market Purchases"

Open market purchases are buys of a company’s shares (or other securities) made on public exchanges at prevailing market prices rather than through private deals. For investors this matters because when a company buys back its own stock it reduces the number of shares available, which can boost per-share earnings and often signals management’s confidence; it also affects supply, demand and short-term liquidity much like someone quietly buying up items from a crowded marketplace.

Consideration: Cash financial

"10/19/2022 | Cash"

FAQ

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

What does StoneX Group's (SNBR) Form 144/A amendment report?

It reports Rule 144 transactions in Common Stock, including a sale of 390,676 shares on 05/28/2026 for $695,053.08. The amendment also lists 1,300,000 shares tied to prior open‑market activity dated 10/19/2022.

Who sold shares according to the filing for SNBR?

The filing shows Stadium Capital Management, LLC sold 390,676 shares on 05/28/2026 for $695,053.08. The entry appears in the "Securities Sold During The Past 3 Months" section of the amendment.

Does the Form 144/A show how the prior purchases were paid?

Yes; the amendment lists an entry for Common Stock with Open Market Purchases on 10/19/2022 and indicates Cash as the consideration. No additional payment details are provided in the excerpt.

Which exchange is referenced in the amendment for StoneX Group?

The amendment references NASDAQ as the market for the Common Stock. Specific trading venues for each reported transaction are not further detailed in the excerpt.

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

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Accepted by SEC EDGAR 05/29/2026 - 06:55 PM EDT Learn about SEC filing dates

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/A

144/A: Filer Information

Filer CIK	0001105087
Filer CCC	XXXXXXXX
Previous Accession Number Of The Filing	0000921895-26-001491
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144/A: Issuer Information

Name of Issuer	Sleep Number Corp
SEC File Number	000-25121
Address of Issuer	1001 THIRD AVENUE SOUTH MINNEAPOLIS MINNESOTA 55404
Phone	7635517000
Name of Person for Whose Account the Securities are To Be Sold	STADIUM CAPITAL MANAGEMENT LLC
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	10% Stockholder

144/A: 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 Stock	StoneX Group, Inc. 230 Park Ave 10th Floor New York NY 10169	1300000	2314000.00	23049000	05/28/2026	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/A: 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 Stock	10/19/2022	Open Market Purchases	N/A			1300000	10/19/2022	Cash

* 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/A: 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
Stadium Capital Management, LLC 199 Elm Street New Canaan CT 06840	Common Stock	05/28/2026	390676	695053.08

144/A: Remarks and Signature

Remarks	Stadium Capital Management, LLC is the investment advisor of certain funds that are selling the shares. This Form 144 is being amended to update the amount of securities to be sold as reported in the original Form 144, which was filed on 05/28/2026. Of the 1,300,000 shares to be sold as reported in this amended Form 144, 390,676 shares were sold on the date of the original Form 144. See Securities Sold During the Past 3 Months for additional information. The aggregate market value is as of the close of business on 05/27/2026. The number of securities outstanding is as of 04/04/2026. The approximate date of sale is between 05/28/2026 through 08/28/2026. The shares proposed to be sold were acquired and paid for between 10/29/2022 and 09/15/2023.
Date of Notice	05/29/2026
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	/s/ Alexander M. Seaver
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)