Itau Unibanco (NYSE: ITUB) exec reports 1.69M preferred shares owned

Rhea-AI Filing Summary

Itau Unibanco Holding S.A. executive Flavio Augusto Aguiar de Souza, CEO of Banco Itau BBA, has reported his initial ownership position in preferred shares (ITUB4) on a Form 3. He holds 1,691,221 preferred shares directly after the reported entry, with no specific buy or sell transaction disclosed.

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^*

Aguiar de Souza Flavio Augusto

(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)
	CEO of Banco Itau BBA

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)	1,691,221	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:

	Flavio Augusto Aguiar de Souza	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 for Flavio Aguiar de Souza?

The Form 3 shows that Flavio Augusto Aguiar de Souza, CEO of Banco Itau BBA, directly holds 1,691,221 preferred shares (ITUB4). This is an initial ownership report, not a record of a recent purchase or sale.

Did Flavio Aguiar de Souza buy or sell Itau Unibanco (ITUB) shares in this Form 3?

No explicit purchase or sale is disclosed. The Form 3 records his existing direct ownership of 1,691,221 preferred shares (ITUB4). It functions as an initial statement of beneficial ownership rather than a trade report.

What type of security does the Itau Unibanco (ITUB) Form 3 identify for Flavio Aguiar de Souza?

The filing identifies preferred shares (ITUB4) of Itau Unibanco Holding S.A. as the security held. All 1,691,221 shares reported are classified as direct ownership, with no derivative positions listed in the filing data.

How many Itau Unibanco preferred shares does Flavio Aguiar de Souza hold according to the Form 3?

He holds 1,691,221 preferred shares (ITUB4) directly, as stated in the Form 3. This figure reflects his beneficial ownership position after the reported entry, with no accompanying trade price or transaction amount disclosed.

Does the Itau Unibanco (ITUB) Form 3 include any derivative securities for Flavio Aguiar de Souza?

No derivative securities are listed. The derivative section is empty, and the filing only reports direct ownership of 1,691,221 preferred shares (ITUB4), indicating no options, warrants, or similar instruments in this disclosure.