More Brazilian towns sign onto Vale (NYSE: VALE) dam-collapse payout deal

Rhea-AI Filing Summary

Vale S.A. (VALE) reports further progress on the reparation process for the collapse of Samarco’s Fundão dam in Mariana, Minas Gerais. An additional 19 eligible municipalities have joined the Definitive Agreement for compensation and reparation, bringing the total to 45 of 49 eligible municipalities.

The new adherents will receive, in a single installment, an amount equivalent to the three installments already paid to municipalities, within up to 30 days from ratification of their terms, subject to conditions including formal waivers of related lawsuits and judicial proceedings in Brazil and abroad. Subsequent installments will follow the existing payment schedule under the Definitive Agreement. Vale highlights that this broad adherence, acknowledged in a mediation process conducted by the Federal Regional Court of the 6th Region, reinforces the legitimacy and scope of the agreement as an instrument for reparation of damages from the November 5, 2015 Fundão dam collapse.

Key Figures

Additional municipalities joining Definitive Agreement: 19 municipalities Total municipalities adhered: 45 of 49 eligible municipalities Municipalities adhered within regular deadline: 26 municipalities +2 more

5 metrics

Additional municipalities joining Definitive Agreement 19 municipalities New municipalities that joined the Definitive Agreement on August 20, 2026

Total municipalities adhered 45 of 49 eligible municipalities Total eligible municipalities that have formally joined the Definitive Agreement

Municipalities adhered within regular deadline 26 municipalities Eligible municipalities that joined the Definitive Agreement within the regular deadline

Initial consolidated payment timing within up to 30 days Timeframe to pay a single installment equivalent to three installments after ratification

Date of Fundão dam collapse November 5, 2015 Date of the collapse of Samarco’s Fundão dam in Mariana, Minas Gerais

Key Terms

Definitive Agreement, mediation process, ratification, Forward-Looking Statements, +1 more

5 terms

Definitive Agreement regulatory

"joined today the Definitive Agreement for the compensation and reparation of damages"

A definitive agreement is a formal, legally binding document that outlines the final terms and conditions of a deal or transaction, such as a sale or partnership. It acts like a detailed contract that confirms all parties have agreed on the key details, making the deal official. For investors, it signals that the agreement is settled and moving toward completion, providing clarity and security about the transaction.

mediation process regulatory

"formalized within the scope of the mediation process conducted by the Federal"

ratification regulatory

"within up to 30 days from the ratification of the respective terms"

Forward-Looking Statements regulatory

"the factors discussed under “Forward-Looking Statements” and “Risk Factors”"

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.

Risk Factors regulatory

"and in particular the factors discussed under “Forward-Looking Statements” and “Risk"

Risk factors are elements or conditions that could cause an investment's value to decrease or lead to potential losses. They are like warning signs or obstacles that can affect the success of an investment, making it uncertain or more unpredictable. Recognizing risk factors helps investors understand the possible challenges and make more informed decisions.

FAQ

What did VALE announce regarding the Fundão dam reparation agreement on this Form 6-K?

Vale announced that 19 additional eligible municipalities joined the Definitive Agreement for compensation and reparation related to the Fundão dam collapse, increasing total adherence to 45 of 49 eligible municipalities within a mediation process led by the Federal Regional Court of the 6th Region.

How many municipalities have joined the Definitive Agreement with VALE in total?

A total of 45 of 49 eligible municipalities have formally joined the Definitive Agreement for compensation and reparation related to the Fundão dam collapse. This includes 26 municipalities that joined within the regular deadline and 19 municipalities that adhered on August 20, 2026.

What conditions must the new municipalities meet to receive payments from VALE under the Definitive Agreement?

The municipalities that have now joined must comply with conditions including the formal waiver of lawsuits and judicial proceedings related to the Fundão dam collapse, in Brazil and abroad, to be entitled to receive a single installment equivalent to three installments already paid, after ratification.

When will the new municipalities receive their initial installment under VALE’s Definitive Agreement?

After ratification of the respective terms, the newly adhering municipalities are entitled to receive, in a single installment, an amount equivalent to three installments already paid to municipalities, within up to 30 days. Later payments will follow the existing payment schedule in the Definitive Agreement.

What is the role of the Federal Regional Court of the 6th Region in VALE’s reparation process?

The Federal Regional Court of the 6th Region (TRF-6) conducts the mediation process in which adherence to the Definitive Agreement is formalized and has acknowledged the voluntary expressions of intent of eligible municipalities that had not yet joined the agreement.

To which event does VALE’s Definitive Agreement for reparation relate?

The Definitive Agreement relates to the compensation and reparation of damages arising from the collapse of Samarco’s Fundão dam in Mariana, Minas Gerais, which occurred on November 5, 2015, as referenced by Vale in this disclosure.

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Form 6-K: How Foreign Companies Report to the SEC →

Available on EDGAR 08/20/2026 - 05:23 PM Accepted by SEC EDGAR 08/20/2026 - 05:22 PM Learn about SEC filing dates

United States

Securities and Exchange Commission

Washington, D.C. 20549

FORM 6-K

Report of Foreign Private Issuer

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

of the

Securities Exchange Act of 1934

For the month of

August 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 ¨

   Vale informs that 19 additional eligible municipalities joined the Definitive Agreement for the reparation of the Fundão dam Rio de Janeiro, August 20, 2026 – Vale S.A. (“Vale” or the “Company”) informs that 19 additional eligible municipalities1 joined today the Definitive Agreement2 for the compensation and reparation of damages arising from the collapse of the Fundão dam, in Mariana, Minas Gerais3. As a result, 45 of the 49 eligible municipalities4 have now formally joined the Definitive Agreement. The adherence was formalized within the scope of the mediation process conducted by the Federal Regional Court of the 6th Region (“TRF-6”), which acknowledged the voluntary expressions of intent of the eligible municipalities that had not yet joined the Definitive Agreement. The municipalities that have now joined must comply with the applicable conditions, including the formalization of the waiver of lawsuits and judicial proceedings related to the collapse of the Fundão dam, in Brazil and abroad, in order to be entitled to receive, in a single installment, an amount equivalent to the three installments already paid to the municipalities, within up to 30 days from the ratification of the respective terms. Subsequent installments will follow the payment schedule established in the Definitive Agreement. The adherence of the vast majority of eligible municipalities reinforces the legitimacy and broad scope of the Definitive Agreement as an instrument for reparation, as well as the role of Brazilian institutions and courts in conducting the measures aimed at the full reparation of damages arising from the collapse of the Fundão dam. Marcelo Feriozzi Bacci Executive 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 Municipalities that adhered today, totaling 19: in Minas Gerais, the municipalities of Aimorés, Alpercata, Belo Oriente, Bom Jesus do Galho, Conselheiro Pena, Coronel Fabriciano, Galileia, Ipaba, Itueta, Mariana, Naque, Periquito, São Domingos do Prata, São José do Goiabal and Tumiritinga. In Espírito Santo, the municipalities of Aracruz, Baixo Guandu, Marilândia and Sooretam. 2 As per the Press Release disclosed to the market on October 25, 2024, entitled “Vale reaches definitive agreement with Public Authorities in Brazil for the full reparation of the collapse of Samarco’s Fundão dam”, available here. 3 Occurred on November 5, 2015. 4 Municipalities that adhered within the regular deadline, totaling 26: in Minas Gerais, Córrego Novo, Iapu, Santana do Paraíso, Marliéria, Sobrália, Ponte Nova, Bugre, Caratinga, Pingo D'Água, Rio Doce, Santa Cruz do Escalvado, Rio Casca, Dionísio, São Pedro dos Ferros, Raul Soares, Barra Longa, Ipatinga, Timóteo, Sem Peixe and Fernandes Tourinho; and, in Espírito Santo, Anchieta, Conceição da Barra, Fundão, São Mateus, Serra and Linhares. Press Release

 

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: August 20, 2026		Director of Investor Relations