Ero Copper files Form 6-K with Q3 2025 updates

Ero Copper Corp. submitted a Form 6-K as a foreign private issuer for November 2025.

Rhea-AI Filing Summary

Ero Copper Corp. submitted a Form 6-K as a foreign private issuer for November 2025. The filing mainly furnishes supporting documents related to the company’s quarterly reporting.

The report includes three key exhibits: a Management’s Discussion and Analysis for the three and nine months ended September 30, 2025, condensed consolidated interim financial statements for the same periods, and a press release dated November 4, 2025. These materials provide investors with narrative, financial, and news updates on the company’s recent operating and financial performance.

FAQ

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

What does Ero Copper Corp. (ERO) report in this November 2025 Form 6-K?

Ero Copper’s Form 6-K furnishes quarterly information for investors. It includes management’s discussion and analysis, condensed consolidated interim financial statements, and a press release, all focused on the three and nine months ended September 30, 2025, plus a November 4, 2025 company update.

Which financial periods are covered in Ero Copper Corp. (ERO) Form 6-K exhibits?

The exhibits cover the three and nine months ended September 30, 2025. Both the Management’s Discussion and Analysis and the condensed consolidated interim financial statements focus on these periods, providing a narrative and numerical view of Ero Copper’s recent business performance.

What documents are attached as exhibits to Ero Copper Corp. (ERO) November 2025 Form 6-K?

The filing attaches three exhibits: a Management’s Discussion and Analysis, condensed consolidated interim financial statements for the three and nine months ended September 30, 2025, and a press release dated November 4, 2025, offering additional operational and financial context.

How is Ero Copper Corp. (ERO) using this Form 6-K in connection with other registrations?

Exhibits 99.1, 99.2, and 99.3 are incorporated by reference into Ero Copper’s existing Form S-8 and Form F-10 registration statements. This allows those registration statements to include the latest MD&A, interim financials, and the November 4, 2025 press release.

What type of issuer is Ero Copper Corp. (ERO) in this Form 6-K filing?

Ero Copper files as a foreign private issuer under the Securities Exchange Act. The Form 6-K indicates that the company files or will file its annual reports under cover of Form 20-F, aligning with standard reporting for non-U.S. issuers.

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

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Accepted by SEC EDGAR 11/04/2025 - 05:06 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

under the Securities Exchange Act of 1934

For the month of November 2025

Commission File Number 001-40459

ERO COPPER CORP.

(Translation of registrant's name into English)

625 Howe Street, Suite 1050

Vancouver, British Columbia V6C 2T6

Canada

(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:

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).

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).

Exhibits 99.1, 99.2 and 99.3 of this Form 6-K is incorporated by reference as an additional exhibit to the registrant’s Registration Statement on Form S-8 (File NO. 333-264821) and Registration Statement on Form F-10 (File NO. 333-274097).

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.

			Ero Copper Corp.
			By:			/s/ Deepk Hundal
						Name: Deepk Hundal
						Title: EVP, General Counsel and Corporate Secretary
Date: November 4, 2025

Exhibit Index

Exhibit Number						Description of Document
99.1						Management’s Discussion and Analysis for the three and nine months ended September 30, 2025
99.2						Condensed Consolidated Interim Financial Statements for the three and nine months ended September 30, 2025
99.3						Press Release dated November 4, 2025