Ero Copper Corp. Files 6-K, Incorporates Press Release

Ticker: ERO · Form: 6-K · Filed: 2025-12-22T00:00:00.000Z

Sentiment: neutral

Topics: disclosure, filing, registration-statement

Related Tickers: COPX

TL;DR

Ero Copper filed a 6-K on 12/22 referencing a 12/19 press release, tied to S-8 and F-10 filings.

AI Summary

Ero Copper Corp. filed a Form 6-K on December 22, 2025, incorporating by reference a press release dated December 19, 2025. This filing is related to their Registration Statements on Form S-8 (File NO. 333-264821) and Form F-10 (File NO. 333-274097).

Why It Matters

This filing indicates ongoing reporting and updates related to Ero Copper's securities, potentially affecting investors tracking the company's compliance and disclosures.

Risk Assessment

Risk Level: low — This is a routine filing (6-K) that incorporates a press release and references existing registration statements, indicating standard corporate disclosure rather than a material event.

Key Numbers

Key Players & Entities

FAQ

What is the primary purpose of this Form 6-K filing?

The primary purpose is to report information that Ero Copper Corp. has made or will make public, distribute, or file with the SEC, specifically incorporating by reference a press release dated December 19, 2025.

What are Exhibits 99.1 and 99.2 incorporated into?

Exhibits 99.1 and 99.2 are incorporated by reference into Ero Copper Corp.'s Registration Statement on Form S-8 (File NO. 333-264821) and Registration Statement on Form F-10 (File NO. 333-274097).

When was the press release incorporated by this filing issued?

The press release incorporated by this filing was issued on December 19, 2025.

What is Ero Copper Corp.'s principal executive office address?

Ero Copper Corp.'s principal executive office is located at 625 Howe Street, Suite 1050, Vancouver, British Columbia V6C 2T6, Canada.

Does Ero Copper Corp. file annual reports under Form 20-F or Form 40-F?

Ero Copper Corp. indicates it files annual reports under Form 40-F.

From the Filing

0001171843-25-008049.txt : 20251222 0001171843-25-008049.hdr.sgml : 20251222 20251222060055 ACCESSION NUMBER: 0001171843-25-008049 CONFORMED SUBMISSION TYPE: 6-K PUBLIC DOCUMENT COUNT: 226 CONFORMED PERIOD OF REPORT: 20251219 FILED AS OF DATE: 20251222 DATE AS OF CHANGE: 20251222 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Ero Copper Corp. CENTRAL INDEX KEY: 0001853860 STANDARD INDUSTRIAL CLASSIFICATION: METAL MINING [1000] ORGANIZATION NAME: 01 Energy & Transportation EIN: 000000000 STATE OF INCORPORATION: A1 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 6-K SEC ACT: 1934 Act SEC FILE NUMBER: 001-40459 FILM NUMBER: 251589173 BUSINESS ADDRESS: STREET 1: 625 HOWE STREET, SUITE 1050 CITY: VANCOUVER STATE: A1 ZIP: V6C 2T6 BUSINESS PHONE: 604-449-9236 MAIL ADDRESS: STREET 1: 625 HOWE STREET, SUITE 1050 CITY: VANCOUVER STATE: A1 ZIP: V6C 2T6 6-K 1 f6k_122025.htm FORM 6-K   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 December 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 [ X ] Exhibits 99.1 and 99.2 of this Form 6-K are incorporated by reference as additional exhibits 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). On December 19, 2025, the Registrant issued a press release, a copy of which is attached hereto as Exhibit 99.1 and is incorporated herein by reference. (c) Exhibit 99.1. Press release dated December 19, 2025 --> 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.         Date: December 19, 2025  By: /s/ Deepk Hundal         Name: Deepk Hundal     Title: Executive Vice President, General Counsel and Corporate Secretary     EXHIBIT INDEX   Exhibit Number   Description     99.1   Press Release dated December 19, 2025 99.2 Technical Report on the Xavantina Operations, Mato Grosso, Brazil EX-99.1 2 exh_991.htm PRESS RELEASE EdgarFiling EXHIBIT 99.1 Ero Files Technical Report for the Xavantina Operations VANCOUVER, British Columbia, Dec. 19, 2025 (GLOBE NEWSWIRE) -- Ero Copper Corp. (TSX: ERO, NYSE: ERO)  ("Ero" or the “Company”) is pleased to announce the filing of its Technical Report for the Xavantina Operations related to the update on its National Instrument 43-101 compliant mineral reserve and resource estimate previously announced on November 4, 2025. The Technical Report was prepared in accordance with the Canadian Securities Administrator’s National Instrument 43-101 – Standards of Disclosure for Mineral Projects, and can be found on the Company’s website (www.ero.com) and on SEDAR+ (www.sedarplus.ca). A copy of the Technical Report will also be filed on EDGAR (www.sec.gov). ABOUT ERO Ero is a Brazil-focused, growth-oriented mining company with a diversified portfolio of copper and gold assets. Headquartered in Vancouver, B.C., the Company operates two copper mines – the Caraíba Operations in Bahia State and the Tucumã Operation in Pará State – as well as the Xavantina Operations, a producing gold mine in Mato Grosso State. In addition to its operating assets, Ero is advancing the Furnas Copper-Gold Project, located in the mineral-ri

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