Ero Copper to Release Second Quarter 2026 Operating and Financial Results on August 5, 2026

Ero Copper Corp. (TSX: ERO, NYSE: ERO) ("Ero" or the “Company”) will publish its second quarter 2026 operating and financial results on Wednesday, August 5, 2026, after market close.

The Company will host a conference call to discuss the results on Thursday, August 6, 2026 at 11:30am Eastern time (8:30am Pacific time). A results presentation will be available for download via the webcast link and in the Presentations section of the Company's website on the day of the conference call.

CONFERENCE CALL DETAILS Date: Thursday, August 6, 2026 Time: 11:30am Eastern Time (8:30am Pacific Time) Dial In: Canada/USA Toll Free: 1-833-752-3380, International: +1-647-846-2821 Please dial in 5-10 minutes prior to the start of the call or pre-register using this link to bypass the live operator queue Webcast: To access the webcast, click here Replay: Canada/USA Toll Free: 1-855-669-9658, International: +1-412-317-0088 For country-specific dial-in numbers, click here Replay Passcode: 5157205

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-rich Carajás Province in Pará State, through a definitive earn-in agreement with Vale Base Metals to acquire a 60% interest in the project. Ero’s operating philosophy is grounded in a commitment to safety, operational excellence, and th...