Itau Unibanco officer reports 1,315,119 preferred shares

Itau Unibanco Holding S.A. executive Guillinet Fajerman Sergio, Chief People and MKT Officer, filed an initial ownership report showing direct holdings of 1,315,119 preferred shares (ITUB4).

Accepted by SEC EDGAR 03/18/2026 - 06:06 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Itau Unibanco Holding S.A. executive Guillinet Fajerman Sergio, Chief People and MKT Officer, filed an initial ownership report showing direct holdings of 1,315,119 preferred shares (ITUB4). This Form 3 does not reflect a new trade but records his existing equity position in the company.

Insider Trade Summary

Holdings reported, no transactions

Holdings

Insider Guillinet Fajerman Sergio

Role Chief People and MKT Officer

Type	Security	Shares	Price	Value
Holding	Preferred shares (ITUB4)	--	--	--

Holdings: Preferred shares (ITUB4) — 1,315,119 shares (Direct)

FAQ

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

What does the Itau Unibanco (ITUB) Form 3 filing show for Guillinet Fajerman Sergio?

The Form 3 shows that Chief People and MKT Officer Guillinet Fajerman Sergio directly holds 1,315,119 preferred shares (ITUB4). This is an initial ownership disclosure, recording an existing stake rather than reporting a new transaction or trade.

Did Guillinet Fajerman Sergio buy or sell Itau Unibanco (ITUB) shares in this Form 3?

The filing does not report any buy or sell transaction. It is classified as a holding entry, meaning it simply discloses Sergio’s existing direct ownership of 1,315,119 preferred shares (ITUB4) rather than documenting a new market trade.

How many Itau Unibanco preferred shares does the reporting officer hold?

The reporting officer holds 1,315,119 preferred shares (ITUB4) directly following the reported position. This figure represents his recorded equity stake in Itau Unibanco Holding S.A. as disclosed in the Form 3 initial statement of beneficial ownership.

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

The Form 3 reports ownership of preferred shares (ITUB4). These are a specific class of Itau Unibanco equity, and the filing indicates that 1,315,119 of these preferred shares are held directly by the reporting executive.

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

The filing classifies the 1,315,119 preferred shares (ITUB4) as direct ownership. The direct_or_indirect code is “D,” indicating that the shares are held directly by the reporting person rather than through an intermediary entity or trust.

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

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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
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hours per response:			0.5

1. Name and Address of Reporting Person^*

Guillinet Fajerman Sergio

(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)
	Chief People and MKT 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)	1,315,119	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:

	Sergio Guillinet Fajerman	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)