Itaú Unibanco elects Juliana Mozachi Sandri as officer
Juliana Mozachi Sandri’s election takes effect upon Central Bank of Brazil ratification; Vinicius Santana’s removal took effect October 29, 2026.
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Form Type
6-K
Rhea-AI Filing Summary
Itaú Unibanco Holding S.A. (ITUB) elected Juliana Mozachi Sandri as an Officer for the annual term in progress. She will be vested in the position following ratification of her election by the Central Bank of Brazil; her term continues until the officers elected after the 2027 Annual General Stockholders’ Meeting take office.
Vinicius Santana’s removal as an Officer took effect October 29, 2026, and the other officer positions remain unchanged. The Board also approved an updated Internal Charter, which sets the Board of Officers’ size at 5 to 60 members and provides for one-year terms. It describes the Executive Committee’s responsibilities and provides for weekly ordinary meetings.
Key Figures
Board of Officers size: 5 to 60 members
Officer term: 1 year
CEO election age restriction: 62 years old
+2 more
5 metrics
Board of Officers size
5 to 60 members
Composition range under the updated Internal Charter
Officer term
1 year
Officers may be reelected and remain in office until replacements take office
CEO election age restriction
62 years old
An officer already this age on the election date may not be elected CEO
Other officer election age restriction
60 years old
An officer already this age on the election date may not be elected to other Board of Officers positions
Executive Committee ordinary meeting frequency
Weekly
Meetings follow the annual calendar established by the Chief Executive Officer
Key Terms
Board of Officers, Executive Committee, absolute majority, ratification
4 terms
Board of Officers technical
"The Board of Officers will be made up of at least 5 (five) and at most 60 (sixty) members"
Executive Committee technical
"The Executive Committee is the Company’s executive body with maximum authority."
An executive committee is a small group of top leaders within an organization responsible for making important decisions and setting strategic direction. Think of it as the company's steering team, guiding the overall course and ensuring management actions align with long-term goals. For investors, understanding the executive committee helps gauge how decisions are made at the highest level and how leadership might influence the company's future performance.
absolute majority technical
"the resolutions of the Executive Committee will be made by the absolute majority of the votes of its members"
ratification regulatory
"shall be vested in her position following ratification of her election by the Central Bank of Brazil."
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
Who is the new officer at ITUB, and when does she take office?
Juliana Mozachi Sandri was elected as an Officer for the annual term in progress. She will be vested in the position following ratification of her election by the Central Bank of Brazil, and the term continues until officers elected after the 2027 Annual General Stockholders’ Meeting take office.
What does ITUB’s updated Board of Officers charter provide?
The updated charter sets the Board of Officers at 5 to 60 members and provides for one-year terms. It describes the Executive Committee as the Company’s executive body with maximum authority, assigns it responsibilities including implementing Board guidelines and monitoring risks, and calls for weekly ordinary meetings.
AI-generated analysis. How Rhea-AI works. Not financial advice.
| UNITED STATES | |||||||||||
| SECURITIES AND EXCHANGE COMMISSION | |||||||||||
| Washington, D.C. 20549 | |||||||||||
| FORM 6-K | |||||||||||
| Report of Foreign Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934 | |||||||||||
| For the month of October, 2026 | |||||||||||
| Comission File Number: 001-15276 | |||||||||||
| Itaú Unibanco Holding S.A. | |||||||||||
| (Exact name of registrant as specified in its charter) | |||||||||||
| Itaú Unibanco Holding S.A. | |||||||||||
| (Translation of Registrant’s Name into English) | |||||||||||
| Praça Alfredo Egydio de Souza Aranha, 100 - Torre Conceição | |||||||||||
| CEP 04344-902 São Paulo, SP, Brazil (Address of principal executive office) | |||||||||||
| Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F. | |||||||||||
| Form 20-F ☒ | Form 40-F ☐ | ||||||||||
| Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): | |||||||||||
| Yes ☐ | No ☒ | ||||||||||
| Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): | |||||||||||
| Yes ☐ | No ☒ | ||||||||||
| Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934. | |||||||||||
| Yes ☐ | No ☒ | ||||||||||
| If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): | |||||||||||
| 82– __________________ | |||||||||||
EXHIBIT INDEX
| 99.1 | ITAÚ UNIBANCO - Summarized Minutes of the Meeting of the Board of Directors of October 29, 2026 | ||||||||||
.
| Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. | ||||||||||||||
| Date: October 29, 2026. | ||||||||||||||
Itaú Unibanco Holding S.A. By: /s/ Gustavo Lopes Rodrigues Name: Gustavo Lopes Rodrigues Title: Investor Relations Officer. | ||||||||||||||
Summarized Minutes of the Meeting of the Board of Directors DATE AND TIME: On October 29, 2026, at 9:00 a.m. CHAIR: Pedro Moreira Salles and Roberto Egydio Setubal - Co-chairmen. QUORUM: The majority of the members elected, with the participation of Board members as permitted by item 6.7.1. of the Bylaws. RESOLUTIONS UNANIMOUSLY ADOPTED: 1. To elect to the position of Officer of the Company, JULIANA MOZACHI SANDRI, Brazilian, married, lawyer, bearer of Identity Card (RG SSP-SC) No. 2.866.510, and enrolled with the Individual Taxpayer’s Registry (CPF) under the No. 020.855.119-02, domiciled in the city and state of São Paulo (SP), at Praça Alfredo Egydio de Souza Aranha, 100, Torre Olavo Setubal, Piso Itaú Unibanco, Parque Jabaquara, CEP 04344-902, for the annual term of office in course, which shall remain in effect until the officers elected at the meeting of this Board held immediately after the Annual General Stockholders’ Meeting of 2027 take office. 2. To record that the elected Officer: (i) submitted substantiating documents of compliance with prior conditions for eligibility pursuant to articles 146 and 147 of Law No. 6,404/76 and current regulations, particularly in Resolution No. 4,970/21 of the National Monetary Council (“CMN”) and in article 3 of Attachment K of Resolution No. 80/22 of the Brazilian Securities and Exchange Commission, including clearance certificates, and all these documents were filed at the Company’s head office; and (ii) shall be vested in her position following ratification of her election by the Central Bank of Brazil. 3. To record the removal of Officer Vinicius Santana, effective as of this date. 4. To record that the other positions on the Board of Officers remain unchanged. 5. Finally, to approve the updated Internal Charter of the Board of Officers, as set forth in Attachment I.
Summarized Minutes of the Meeting of the Board of Directors CLOSING: Once the work was completed, Álvaro Felipe Rizzi Rodrigues, secretary to the Board, drafted these minutes, which, after being read and approved by all, were signed. São Paulo (SP), October 29, 2026. (undersigned) Pedro Moreira Salles and Roberto Egydio Setubal – Co-chairmen; Ricardo Villela Marino – Vice-Chairman; Alfredo Egydio Setubal, Ana Lúcia de Mattos Barretto Villela, Candido Botelho Bracher, Cesar Nivaldo Gon, João Moreira Salles, Marcos Marinho Lutz, Maria Helena dos Santos Fernandes de Santana, Paulo Antunes Veras and Pedro Luiz Bodin de Moraes – Board members. Gustavo Lopes Rodrigues Investor Relations Officer
Summarized Minutes of the Meeting of the Board of Directors ATTACHMENT I – INTERNAL CHARTER OF THE BOARD OF OFFICERS INTERNAL CHARTER OF THE BOARD OF OFFICERS 1. CHARTER – This Internal Charter (“Charter”) governs the work of the Board of Officers of Itaú Unibanco Holding S.A. (“Company”), in line with and in addition to the legal and statutory provisions. 2. COMPOSITION – The Board of Officers will be made up of at least 5 (five) and at most 60 (sixty) members, including the positions of Chief Executive Officer and Officer, as determined by the Board of Directors when providing for these positions. 2.1. The Board of Directors will nominate for the Board of Officers professionals who can combine, harmoniously, the interests of the Company, its stockholders and employees, as well as the environmental and social responsibility of the Company, guided by legality and ethics. 2.2. In the event of the absence or impediment of any officer, the Board of Officers may choose the substitute officer from among its members. The Chief Executive Officer will be replaced, in his/her absence or impediments, by an Officer who is member of the Executive Committee nominated by him/her. 2.3. Should any position become vacant, the Board of Directors may nominate a substitute officer to complete the term of the replaced officer. 2.4. The officers will hold their offices for a term of one (1) year and they may be reelected, and they will stay in their positions until their replacements take office. 2.5. An officer who has already turned sixty-two (62) years of age on the date of the election may not be elected to take office as Chief Executive Officer and an officer who has already turned sixty (60) years of age on the date of the election may not be elected to take the other offices on the Board of Officers. 3. EXECUTIVE COMMITTEE – The Executive Committee is the Company’s executive body with maximum authority. The Board of Directors will determine, in addition to the Chief Executive Officer, the members of the Board of Officers who will comprise the Executive Committee.
Summarized Minutes of the Meeting of the Board of Directors 4. DUTIES OF THE BOARD OF OFFICERS – The operational or executive duties related to the management and representation of the Company will be incumbent upon the Board of Officers elected by the Board of Directors. 4.1. The Chief Executive Officer will be responsible for supervising the Board of Officers, structuring the Company’s services and establishing internal and operational rules. 4.2. In compliance with the rules of the National Monetary Council, the Central Bank of Brazil and the Brazilian Securities and Exchange Commission, the Board of Directors will nominate, from among the members of the Board of Officers, representatives with specific responsibilities for given activities, products or services before the authorities, stockholders and the general public. 4.3. The representation of the Company will take place under the terms provided for in the Bylaws. 5. DUTIES OF THE EXECUTIVE COMMITTEE – The Executive Committee will be specially responsible for: (i) implementing the guidelines proposed by the Company’s Board of Directors; (ii) carrying out strategies related to the products and business developed by the Company; (iii) ensuring the best allocation and management of financial, operational and human resources; (iv) monitoring risks to which the Company may be exposed (market, credit, operational, image, etc.); and (v) leading the Company in the search for long-term value creation. 6. MEETINGS OF THE EXECUTIVE COMMITTEE – The Executive Committee will hold ordinary meetings on a weekly basis in accordance with the annual calendar established by the Chief Executive Officer. 6.1. It is incumbent upon the Chief Executive Officer, at their own discretion, to convene extraordinary meetings, including when they are proposed by any other member of the Executive Committee. 6.2. For reasons of urgency, the meetings may be held via telephone, video conference, telepresence, email or any other means of communication. 6.3. The Chief Executive Officer may, by their own initiative or upon the request of any member of the Executive Committee, invite to the meetings of the Executive Committee any
Summarized Minutes of the Meeting of the Board of Directors management member or employees of the Company or its controlled companies, or external consultants, to provide clarifications on matters of their expertise or specialization. 6.4. Notwithstanding the provision in the previous item, the resolutions of the Executive Committee will be made by the absolute majority of the votes of its members. 7. DUTIES – The members of the Board of Officers, in addition to observing the legal obligations inherent to the position, must base their conduct on high ethical standards, in addition to observing and stimulating good corporate governance practices in the Company. 8. CONFLICT OF INTERESTS – The officers must work on an exempt basis and, to prevent cases of conflict of interests, the rules below will apply. 8.1. The members of the Board of Officers may not make decisions related to certain matters with which their interests conflict with those of the Company. Each officer must abstain from discussing or getting involved with matters related to the conflicting matter. 8.2. Should the conflicted officer not bring the conflict forward, the officer who is aware of the abovementioned conflict must report it to the Chief Executive Officer. 9. ANNUAL ASSESSMENT – The members of the Board of Officers will be assessed on an annual basis, taking into consideration their performances, such as: financial, customer satisfaction, people management, targets crossed with other departments and alignment with the Company’s culture. 10. OMITTED CASES – The cases omitted in this Charter will be resolved by the Board of Directors. 11. AMENDMENTS – This Charter may only be amended by the Board of Directors. ___________________