Nexa Resources files 6-K with 3Q25 earnings release

Nexa Resources S.A., a foreign private issuer based in Luxembourg, filed a Form 6-K for October 2025.

Accepted by SEC EDGAR 10/30/2025 - 04:21 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Nexa Resources S.A., a foreign private issuer based in Luxembourg, filed a Form 6-K for October 2025. The report formally furnishes an Earnings Release for the third quarter of 2025, which is attached as Exhibit 99.1.

The filing is signed on behalf of Nexa Resources S.A. by José Carlos del Valle, who serves as Senior Vice President of Finance and Group Chief Financial Officer, confirming his authorization to submit this report under the Securities Exchange Act of 1934.

FAQ

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What does Nexa Resources S.A. (NEXA) report in this October 2025 Form 6-K?

Nexa Resources S.A. uses this Form 6-K to furnish its Earnings Release for the third quarter of 2025. The detailed financial and operating results are contained in Exhibit 99.1, which accompanies the report and forms part of the submitted information.

What is included as Exhibit 99.1 in Nexa Resources S.A. (NEXA) October 2025 filing?

Exhibit 99.1 is labeled as the Earnings Release 3Q25 for Nexa Resources S.A. This means the company’s third quarter 2025 earnings announcement, including key financial results and commentary, is provided as a separate exhibit attached to the Form 6-K.

Who signed the October 2025 Form 6-K for Nexa Resources S.A. (NEXA)?

The Form 6-K is signed by José Carlos del Valle on behalf of Nexa Resources S.A. He is identified as Senior Vice President of Finance and Group Chief Financial Officer, indicating his responsibility for financial reporting and authorization of the submission.

When was the Nexa Resources S.A. (NEXA) Form 6-K for the 3Q25 earnings release dated?

The Form 6-K covering the third quarter 2025 earnings release is dated October 30, 2025. This date reflects when Nexa Resources S.A. authorized and submitted the report, together with the attached Exhibit 99.1, to the U.S. Securities and Exchange Commission.

What type of company is Nexa Resources S.A. (NEXA) in this Form 6-K context?

Nexa Resources S.A. is identified as a foreign private issuer in this Form 6-K. Its principal executive offices are located at 37A, Avenue J.F. Kennedy, L-1855, Luxembourg, in the Grand Duchy of Luxembourg, reflecting its non-U.S. corporate and regulatory domicile.

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U.S. SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE

SECURITIES EXCHANGE ACT OF 1934

For the Month of October 2025

Nexa Resources S.A.

(Exact Name as Specified in its Charter)

       N/A       

(Translation of Registrant’s Name)

37A, Avenue J.F. Kennedy
L-1855, Luxembourg
Grand Duchy of Luxembourg
(Address of principal executive offices)

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    X   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): ____

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): ____

Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes       No   X  

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): Not applicable.

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.

Date: October 30, 2025

Nexa Resources S.A.

By:/s/ José Carlos del Valle

Name: José Carlos del Valle

Title: Senior Vice President of Finance and Group Chief Financial Officer

EXHIBIT INDEX

Exhibit	Description of Exhibit
99.1	Earnings Release 3Q25