StoneCo updates insider share holdings disclosure

StoneCo Ltd. filed an amended insider ownership report updating the holdings of Chief Legal and Compliance Officer Tatiana Malamud.

Rhea-AI Filing Summary

StoneCo Ltd. filed an amended insider ownership report updating the holdings of Chief Legal and Compliance Officer Tatiana Malamud. The filing states she now holds 89,979 shares of Common Stock, including restricted stock units that each represent a right to one share. The amendment corrects the original Form 3 by adding 8,791 shares that were inadvertently omitted, and does not reflect any new share purchases or sales.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Malamud Tatiana

Role Chief Legal and Compl. Officer

Type	Security	Shares	Price	Value
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 89,979 shares (Direct)

Footnotes (2)

1. F1. Includes both restricted stock units that represent a contingent right to receive one share of the Issuer's Common Stock, as well as shares of Common Stock.
2. F2. 8,791 shares of Issuer's Common Stock were inadvertently omitted in the reporting person's original Form 3. The total number of shares of Issuer's Common Stock has been updated to reflect the actual number of shares of Common Stock held by the reporting person.

Key Figures

Total shares owned: 89,979 shares Omitted shares corrected: 8,791 shares

2 metrics

Total shares owned 89,979 shares Common Stock holdings after Form 3 amendment

Omitted shares corrected 8,791 shares Previously omitted Common Stock now included in total

Key Terms

restricted stock units, Form 3, Common Stock

3 terms

restricted stock units financial

"Includes both restricted stock units that represent a contingent right to receive one share"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Form 3 regulatory

"were inadvertently omitted in the reporting person's original Form 3"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

Common Stock financial

"Issuer's Common Stock were inadvertently omitted in the reporting person's original Form 3"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

FAQ

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

What did StoneCo (STNE) disclose in Tatiana Malamud’s amended Form 3?

StoneCo reported an amended insider ownership filing for Chief Legal and Compliance Officer Tatiana Malamud. The amendment updates her total holdings to 89,979 Common Stock shares, correcting an earlier Form 3 that had inadvertently omitted 8,791 shares from the reported amount.

How many StoneCo (STNE) shares does Tatiana Malamud now report owning?

The amended filing shows Tatiana Malamud now reports owning 89,979 shares of StoneCo’s Common Stock. This total includes both restricted stock units that convert into one share each and already-issued Common Stock, reflecting her updated direct equity position in the company.

Did Tatiana Malamud buy or sell StoneCo (STNE) shares in this Form 3/A?

The Form 3/A does not report any new purchases or sales of StoneCo shares. Instead, it corrects her previously reported holdings by adding 8,791 Common Stock shares that were inadvertently omitted, resulting in an updated total of 89,979 shares owned.

What was corrected in StoneCo (STNE) executive Tatiana Malamud’s original Form 3?

The correction adds 8,791 shares of StoneCo’s Common Stock that were inadvertently left out of the original Form 3. The amended filing updates the total number of shares held by Tatiana Malamud so that it accurately reflects her actual ownership position.

Do Tatiana Malamud’s StoneCo (STNE) holdings include restricted stock units?

Yes. The filing explains that her reported 89,979-share position includes restricted stock units as well as Common Stock. Each restricted stock unit represents a contingent right to receive one share of StoneCo’s Common Stock when vesting conditions are satisfied.

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

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Accepted by SEC EDGAR 05/08/2026 - 09:53 AM Learn about SEC filing dates

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Malamud Tatiana

(Last) (First) (Middle)

4TH FLOOR, HARBOUR PLACE

103 SOUTH CHURCH STREET, P.O. BOX 10240

(Street)

GRAND CAYMAN KY1-1002

(City) (State) (Zip)

CAYMAN ISLANDS

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
StoneCo Ltd. [ STNE ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)
03/18/2026

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Legal and Compl. Officer

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	89,979(1)(2)	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Includes both restricted stock units that represent a contingent right to receive one share of the Issuer's Common Stock, as well as shares of Common Stock.

2. 8,791 shares of Issuer's Common Stock were inadvertently omitted in the reporting person's original Form 3. The total number of shares of Issuer's Common Stock has been updated to reflect the actual number of shares of Common Stock held by the reporting person.

	/s/ Priscilla Saraiva Godoy, attorney-in-fact for Tatiana Malamud	05/08/2026
	** 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 5 (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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)