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.
Parsing a 300-page mining disclosure full of geological tables and cash-cost acronyms is tough. Ero Copper’s 10-K and 10-Q reports bury critical numbers—like Caraíba’s C1 cash cost per pound and capital outlays for the Tucumã project—deep inside appendices. Even seasoned analysts waste hours locating insider trades or reserve updates.
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This Schedule 13G/A reports that GMT Capital Corp. and Thomas E. Claugus beneficially own 7,467,055 shares of Ero Copper Corp. common stock, representing 7.21% of the outstanding class based on 103,572,066 shares. The disclosed position is held through managed funds and certain sub-advisory and separate account clients consolidated as the Managed Funds and Accounts.
The filing identifies GMT Capital as the reporting investment adviser (type IA) and Mr. Claugus as the control person (type HC). The reporting pages show 0 sole voting or dispositive power and 7,467,055 shared voting and dispositive power. Item 10 certifies the securities were acquired and are held in the ordinary course of business and not to effect a change of control.
Ero Copper Corp. (ERO) filed a routine Form 6-K with the SEC for the month of June 2025. The filing’s sole purpose is to furnish Exhibit 99.1, a press release dated June 24 2025, which is automatically incorporated by reference into the company’s outstanding Form S-8 and Form F-10 registration statements. No financial results, operational updates, or transactional details are included in this submission. Signing authority is Executive Vice President & General Counsel Deepk Hundal.
The document confirms that Ero Copper continues to report under Form 40-F (Canadian issuer) and that the attached press release is the only substantive content. Investors must review Exhibit 99.1 directly for any material information, as the 6-K itself contains no quantitative data or forward-looking statements.