Itau Unibanco (ITUB) executive discloses 1.2M preferred shares on Form 3

Rhea-AI Filing Summary

Itau Unibanco Holding S.A. reported an initial insider ownership position for executive Giubbina Lorenzini Pedro Paulo. The GM Treasury and Latam Officer holds 1,203,919 preferred shares (ITUB4) directly after this filing. This Form 3 does not reflect a new buy or sell transaction, only the existing stake.

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

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1. Name and Address of Reporting Person^*

Giubbina Lorenzini Pedro Paulo

(Last) (First) (Middle)

BRIGADEIRO FARIA LIMA AVENUE, 3500

(Street)

SAO PAULO SAO PAULO 04538-132

(City) (State) (Zip)

BRAZIL

(Country)

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

3. Issuer Name and Ticker or Trading Symbol
Itau Unibanco Holding S.A. [ ITUB ]

3a. Foreign Trading Symbol
[ITUB4]

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	GM Treasury and Latam 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)
Preferred shares (ITUB4)	1,203,919	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:

	Pedro Paulo Giubbina Lorenzini	03/18/2026
	** 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)

FAQ

What does the Itau Unibanco (ITUB) Form 3 filing show?

The Form 3 shows that executive Giubbina Lorenzini Pedro Paulo directly holds 1,203,919 preferred shares (ITUB4). It is an initial ownership report and does not represent a new buy or sell transaction in Itau Unibanco stock.

Who is the insider in the Itau Unibanco (ITUB) Form 3?

The insider is Giubbina Lorenzini Pedro Paulo, identified as GM Treasury and Latam Officer at Itau Unibanco Holding S.A. The filing discloses this executive’s existing direct holdings of the company’s preferred shares, without recording any recent trades.

How many Itau Unibanco preferred shares does the insider report holding?

The insider reports direct ownership of 1,203,919 preferred shares (ITUB4) after the reported position. This figure reflects the total preferred shares attributed to the executive in this filing and serves as a baseline ownership disclosure rather than a new transaction.

Does the Itau Unibanco (ITUB) Form 3 include any insider buying or selling?

The Form 3 does not include any insider buying or selling. It records a holding entry only, with no transaction code, indicating that 1,203,919 preferred shares are already owned rather than newly purchased or sold in this report.

Is the ownership in the Itau Unibanco (ITUB) Form 3 direct or indirect?

The filing classifies the 1,203,919 preferred shares as direct ownership, using the ownership code “D.” No indirect holdings through trusts, family entities, or similar structures are disclosed in this Form 3 for the reporting person.

What type of security is reported in the Itau Unibanco (ITUB) Form 3?

The security reported is preferred shares (ITUB4) of Itau Unibanco Holding S.A. The Form 3 specifies this class of shares and indicates the total amount directly held, without listing any options, warrants, or other derivative securities for the insider.