[144] StoneCo Ltd. SEC Filing

Rhea-AI Filing Summary

Form 144 filed for StoneCo Ltd. (STNE) reports a proposed sale of 6,600 shares of Class A common stock through Citigroup Global Markets with an aggregate market value of $122,548.80, to be sold on 09/25/2025 on NASDAQ. The filer indicates these shares were acquired in the open market on 04/21/2025 for cash (56,600 shares acquired on that date in total). The filing also discloses a prior sale by the same account of 21,400 shares on 08/20/2025, generating gross proceeds of $318,119.56. The notice includes the standard representation that the seller is unaware of undisclosed material adverse information.

Positive

• Brokered sale disclosed: Proposed transaction routed through Citigroup Global Markets, providing institutional execution.
• Acquisition paid in cash: The 56,600 shares reported as acquired on 04/21/2025 were paid for in cash, as stated.

Negative

• Insider/affiliate selling: The filing notifies a planned sale of 6,600 shares and records a prior sale of 21,400 shares, indicating recent dispositions by the account.

Insights

Securities Analyst

TL;DR: Routine Rule 144 notice disclosing an upcoming open-market sale of a small parcel of Class A shares, with recent purchases and a prior sale disclosed.

This Form 144 documents a proposed sale of 6,600 Class A shares valued at $122,548.80 via Citigroup Global Markets on NASDAQ, and notes an open-market acquisition of 56,600 shares on 04/21/2025 paid in cash. It also records a prior sale of 21,400 shares on 08/20/2025 for $318,119.56. From an investor-reporting perspective, the filing meets Rule 144 disclosure requirements by showing acquisition dates, purchase method, broker, and recent disposition history. The details do not state any undisclosed operational information and appear procedural in nature.

Compliance/Risk Analyst

TL;DR: Compliance disclosure appears complete for the proposed sale; contains standard seller certification and broker details.

The form identifies the broker (Citigroup Global Markets), the exact share count proposed for sale, aggregate market value, outstanding shares count, and the approximate sale date. It confirms payment in cash for the reported acquisition and lists a recent sale with gross proceeds. The signature-related certification language is included, which is important for regulatory compliance. No material nonpublic information is claimed.

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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
Class A Common	Citigroup Global Markets Inc 388 Greenwich Street New York NY 10013	6600	122548.80	269087488	09/25/2025	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 *
Class A Common	04/21/2025	Open Market Purchase	NASDAQ			56600	04/21/2025	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: 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
Mail Investment Holdings Ltd RUA Fernandes De Abreu 229 APT 81 Sao Paulo D5 04543070	Class A Common	08/20/2025	21400	318119.56

144: Remarks and Signature

Remarks

Date of Notice

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What shares does the Form 144 for StoneCo (STNE) propose to sell?

The form proposes to sell 6,600 Class A common shares on NASDAQ.

When is the approximate sale date listed on the STNE Form 144?

The approximate date of sale is 09/25/2025.

Who is the broker handling the proposed STNE sale?

The broker named is Citigroup Global Markets Inc located at 388 Greenwich Street, New York, NY.

What acquisition information is disclosed for the securities to be sold?

The shares were acquired in an open market purchase on 04/21/2025, with 56,600 shares acquired and payment in cash.

Has the filer sold any STNE shares recently?

Yes. The filing discloses a prior sale of 21,400 Class A shares on 08/20/2025 for gross proceeds of $318,119.56.