Copper futures ended higher on Thursday due to optimism over coronavirus Covid-19 vaccine trials. Moderna Inc said it is expected to release crucial data in coming days from a late-stage trial that would show whether its corona virus vaccine is effective, while Pfizer also said its vaccine was more than 90% effective and it may release safety data later this month.
Copper futures for December delivery gained $0.0110 to settle at $3.1450 a pound on the Comex metals division of New York Mercantile Exchange. Copper on the London Metal Exchange was up 0.71% at $6,934 a ton.