Vale (VALE) continues negotiations to optimize major Brazilian railway concessions

Rhea-AI Filing Summary

Vale S.A. reports that its Board of Directors has authorized the Executive Committee to continue negotiations to optimize the concession contracts for the Carajás Railway (EFC) and the Vitória a Minas Railway (EFVM). Discussions are ongoing with Brazil’s Ministry of Transport, ANTT and Infra S.A. within their legal roles.

Vale reaffirms full compliance with existing concession obligations and adherence to the framework agreed on December 30, 2024, including asset base and infrastructure works. Once the optimization is concluded and approved by the Federal Court of Accounts (TCU), the company expects greater predictability, legal certainty and clarity around obligations and investments, supporting long-term operational efficiency and the sustainability of its integrated logistics system.

Key Terms

concession contracts, Federal Court of Accounts (TCU), integrated logistics system, forward-looking statements

4 terms

concession contracts financial

"negotiations concerning the optimization of the concession contracts of the Carajás Railway"

Federal Court of Accounts (TCU) regulatory

"The conclusion of the Concession Contracts optimization, when approved by the Federal Court of Accounts (TCU)"

integrated logistics system technical

"contributing to its long-term operational efficiency, as well as to the sustainability of its integrated logistics system"

forward-looking statements regulatory

"factors discussed under “Forward-Looking Statements” and “Risk Factors” in Vale’s annual report"

Forward-looking statements are predictions or plans that companies share about what they expect to happen in the future, like estimating sales or profits. They matter because they help investors understand a company's outlook, but since they are based on guesses and assumptions, they can sometimes be wrong.

United States

Securities and Exchange Commission

Washington, D.C. 20549

FORM 6-K/A

Report of Foreign Private Issuer

Pursuant to Rule 13a-16 or 15d-16

of the

Securities Exchange Act of 1934

For the month of

April 2026

Vale S.A.

Praia de Botafogo nº 186, 18º andar, Botafogo
22250-145 Rio de Janeiro, RJ, Brazil

(Address of principal executive office)

(Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.)

(Check One) Form 20-F x Form 40-F ¨

Press Release  

Vale updates on railway concession contracts negotiations

Rio de Janeiro, April 16, 2026 – Further to the Company’s prior disclosures on this matter¹, Vale S.A. (“Vale” or the “Company”) announces that its Board of Directors approved, on this date, the continuation, by the Company’s Executive Committee, of negotiations concerning the optimization of the concession contracts of the Carajás Railway (Estrada de Ferro Carajás – EFC) and the Vitória a Minas Railway (Estrada de Ferro Vitória a Minas – EFVM) (the “Concession Contracts”). These discussions are being held with the Brazilian Ministry of Transport (MT), the National Land Transportation Agency (ANTT) and Infra S.A. (“INFRA”), within the scope of their respective legal authorities.

Vale reaffirms its commitment to the guidelines and general framework for the optimization process set forth in the agreement entered into on December 30, 2024, notably with respect to the asset base and infrastructure works. The Company is in full compliance with, and will continue to fully perform, all obligations provided for under the Concession Contracts. The conclusion of the Concession Contracts optimization, when approved by the Federal Court of Accounts (TCU), is expected to provide greater predictability, legal certainty, and finality with respect to the obligations and investments associated with Vale’s two railway concessions, ensuring an appropriate balance between the Company’s rights and liabilities and contributing to its long-term operational efficiency, as well as to the sustainability of its integrated logistics system.

Marcelo Feriozzi Bacci

Vice President, Finance and Investor Relations

For further information, please contact:

Vale.RI@vale.com

Thiago Lofiego: thiago.lofiego@vale.com

Luciana Oliveti: luciana.oliveti@vale.com

Pedro Terra: pedro.terra@vale.com

Patricia Tinoco: patricia.tinoco@vale.com

This press release may include statements that present Vale’s expectations about future events or results. All statements, when based upon expectations about the future, involve various risks and uncertainties. Vale cannot guarantee that such statements will prove correct. These risks and uncertainties include

factors related to the following: (a) the countries where we operate, especially Brazil and Canada; (b) the global economy; (c) the capital markets; (d) the mining and metals prices and their dependence on global industrial production, which is cyclical by nature; and (e) global competition in the markets in which Vale operates. To obtain further information on factors that may lead to results different from those forecast by Vale, please consult the reports Vale files with the U.S. Securities and Exchange Commission (SEC), the Brazilian Comissão de Valores Mobiliários (CVM) and in particular the factors discussed under “Forward-Looking Statements” and “Risk Factors” in Vale’s annual report on Form 20-F.

¹ Notably, the Press Releases disclosed to the market on August 28, 2025, and December 30, 2024, respectively.

Signatures

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.

	Vale S.A. (Registrant)
	By:	/s/ Thiago Lofiego
Date: April 22, 2026		Director of Investor Relations

FAQ

What did Vale S.A. (VALE) announce regarding its railway concessions?

Vale’s Board approved continued negotiations to optimize the concession contracts for the Carajás Railway (EFC) and Vitória a Minas Railway (EFVM). The goal is to refine obligations and investments while maintaining full compliance with existing contracts and an agreed framework dated December 30, 2024.

Which authorities is Vale (VALE) negotiating with on the railway concessions?

Vale is negotiating with Brazil’s Ministry of Transport, the National Land Transportation Agency (ANTT) and Infra S.A. These talks occur within each entity’s legal authority and focus on optimizing the Carajás and Vitória a Minas railway concession contracts and associated obligations.

How does Vale (VALE) describe its current obligations under the railway concession contracts?

Vale states it is in full compliance with all obligations under the Carajás and Vitória a Minas railway concession contracts. The company also reiterates that it will continue to fully perform these obligations while negotiations to optimize the contracts move forward with Brazilian authorities.

What benefits does Vale (VALE) expect from optimizing the railway concession contracts?

Vale expects greater predictability, legal certainty and finality concerning obligations and investments related to its two railway concessions. The company also highlights an appropriate balance between rights and liabilities and improved long-term operational efficiency and sustainability of its integrated logistics system.

What role does Brazil’s Federal Court of Accounts (TCU) play in Vale’s concession optimization?

The conclusion of the concession contract optimization must be approved by Brazil’s Federal Court of Accounts (TCU). Vale indicates that only after this approval will the optimized framework provide clearer predictability, legal certainty and finality regarding its railway-related obligations and investments.