By BUUMBA CHIMBULU COPPER prices opened 2026 on a firm footing, extending gains after posting their strongest annual performance since 2009 amid expectations of tightening supply. The metal rebounded on Friday after slipping 1.1 percent in the previous session. Prices surged 42 percent on the London Metal Exchange in 2025, driven by widespread mine disruptions […] To continue reading, you must subscribe to either DAILY , WEEKLY or MONTHLY Plans.