Welcome to our dedicated page for Ero Copper SEC filings (Ticker: ERO), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Ero Copper Corp. (ERO) SEC filings page brings together the company’s U.S. regulatory disclosures as a foreign private issuer. Ero files under Form 40-F and routinely furnishes Form 6-K reports that attach press releases, financial statements, management’s discussion and analysis, technical reports and other documents relevant to its copper and gold operations in Brazil.
Recent Form 6-K filings have included quarterly operating and financial results for periods during the year, along with condensed consolidated interim financial statements and MD&A. These documents provide detail on copper production at the Caraíba Operations and Tucumã Operation, gold production at the Xavantina Operations, and consolidated performance metrics. Other 6-Ks have furnished NI 43-101 technical reports, such as the technical report on the Xavantina Operations, and the company’s sustainability report.
Through this page, users can access the exhibits listed in Ero’s 6-K submissions, including press releases describing milestones like commercial production at Tucumã, updated mineral reserve and resource estimates, and progress at the Furnas Copper-Gold Project. The filings also reference the incorporation of these exhibits by reference into the company’s registration statements on Form S-8 and Form F-10.
Stock Titan enhances these regulatory documents with AI-powered tools that help explain the content of lengthy filings. Users can quickly see which filings contain financial statements, MD&A, technical reports or sustainability information, and use AI-generated summaries to understand key points without reading every page. For investors analyzing ERO, this filings page offers a structured view of the company’s official SEC disclosures and supporting technical materials.
Ero Copper Corp. plans to release its fourth quarter and full year 2025 operating and financial results on March 5, 2026, after market close. The Company will discuss the results on a conference call and webcast on March 6, 2026, at 11:30am Eastern time.
Ero is a Brazil-focused mining company operating two copper mines in Bahia and Pará states and a producing gold mine in Mato Grosso State, while advancing the Furnas Copper-Gold Project through an earn-in agreement. Its shares trade on the Toronto Stock Exchange and New York Stock Exchange under the symbol ERO.
Ero Copper Corp. submitted a foreign issuer report for December 2025 that primarily serves an administrative purpose. The company states that Exhibits 99.1 and 99.2 to this report are incorporated by reference into its existing Registration Statement on Form S-8 (File No. 333-264821) and its Registration Statement on Form F-10 (File No. 333-274097). Exhibit 99.1 is a press release dated December 19, 2025, and Exhibit 99.2 is a technical report on the Xavantina Operations in Mato Grosso, Brazil.
GMT Capital Corp. and Thomas E. Claugus filed Amendment No. 6 to Schedule 13G reporting beneficial ownership in ERO Copper Corp. They report 6,509,454 shares of common stock, representing 6.28% of the class, with shared voting and dispositive power and no sole power. The filing lists the Date of Event as 09/30/2025.
The percentage is calculated using 103,607,249 shares outstanding as of August 28, 2025, as referenced from a Short Form Base Shelf Prospectus. The certification states the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control.
FIL Limited and affiliates disclosed a passive stake in Ero Copper Corp. In an amended Schedule 13G, the group reported beneficial ownership of 11,471,710 shares of common stock, representing 11.1% of the class as of the 10/31/2025 event date.
According to the filing, FIL Limited has sole voting power over 10,220,016 shares and sole dispositive power over 11,471,710 shares, with no shared voting or dispositive power. Co-reporting persons include Pandanus Partners, L.P. and Pandanus Associates, Inc.
The certification states the securities were acquired and are held in the ordinary course and not for the purpose of changing or influencing control of the issuer.
FIL Limited and affiliated entities filed a Schedule 13G reporting beneficial ownership of 6,703,995 shares of Ero Copper Corp common stock, representing 6.5% of the class as of September 30, 2025.
The filing lists sole voting power over 6,149,891 shares and sole dispositive power over 6,703,995 shares, with no shared voting or dispositive power. Reporting persons include FIL Limited, Pandanus Partners, L.P., and Pandanus Associates, Inc.
The signatory certifies the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of the issuer.
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.
Ero Copper Corp. furnished a Form 6-K announcing Exhibit 99.1, the Ero Copper 2024 Sustainability Report. The exhibit is incorporated by reference into the company’s Form S-8 (File No. 333-264821) and Form F-10 (File No. 333-274097). The filing also notes the company files annual reports under cover of Form 40-F.
Ero Copper Corp. submitted a Form 6-K as a foreign private issuer for September 2025. The filing primarily furnishes a press release dated September 18, 2025 as Exhibit 99.1. That exhibit is also incorporated by reference into the company’s existing Form S-8 and Form F-10 registration statements.