• Ero Copper outlined portfolio strategy built around steady copper output at Caraíba, ramp-up at Tucumã, and longer-term growth from Furnas development planning.
• 2026 guidance framework highlighted expected C1 cash costs of USD 2.30-2.50/lb at Caraíba, USD 1.95-2.15/lb at Tucumã.
• Pilar external shaft project at Caraíba shown as key operational lever, with shaft sinking more than 60% complete as of Q1 2026.
• Furnas PEA metrics included 24-year initial mine life, first 15 years average copper output of 70 kt, after-tax NPV (8%) of USD 2 billion, after-tax IRR of 27%, initial capex of USD 1.3 billion.
• Furnas drilling plan called for about 50,000 meters in 2026, following about 50,000 meters completed in 2025.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Ero Copper Corp. published the original content used to generate this news brief on May 11, 2026, and is solely responsible for the information contained therein.