Mr. Farooq Hamed reports

ERO COPPER TO RELEASE THIRD QUARTER 2025 OPERATING AND FINANCIAL RESULTS ON NOVEMBER 4, 2025

Ero Copper Corp. will publish its third quarter 2025 operating and financial results on Tuesday, Nov. 4, 2025, after market close. The company will host a conference call to discuss the results on Wednesday, Nov. 5, 2025, at 11:30 a.m. Eastern Time (8:30 a.m. Pacific Time). A results presentation will be available for download at the webcast link and in the presentations section of the company's website on the day of the conference call.

About Ero Copper Corp.

Ero Copper is a high-margin, high-growth copper and gold producer with operations in Brazil and corporate headquarters in Vancouver, B.C. The company's primary asset is a 99.6-per-cent interest in the Brazilian copper mining company Mineracao Caraiba SA, owner of the company's Caraiba operations, which are located in the Curaca Valley, Bahia state, Brazil, and the Tucuma operation, an open-pit copper mine located in Para state, Brazil. The company also owns 97.6 per cent of NX Gold SA, which owns the Xavantina operations, an operating gold mine located in Mato Grosso state, Brazil. In July, 2024, the company signed a definitive earn-in agreement with Vale Base Metals for the right to acquire a 60-per-cent interest in the Furnas copper-gold project, located in the Carajas mineral province in Para state, Brazil. For more information on the earn-in agreement, please see the company's press releases dated Oct. 30, 2023, and July 22, 2024. The company's shares are publicly traded on the Toronto Stock Exchange and the New York Stock Exchange under the symbol ERO.