Ero Copper is trading at $37.47, up +4.03%, primarily on firm copper prices and materials-stock strength.
- Extends its 5.69% gain from August 20, 2026; no new company-specific announcement identified.
- Overnight LME copper rose 0.64% to $14,051.5/mt.
- Broader pre-market indexes are modestly higher, but the move appears primarily tied to copper and mining-sector momentum.