Copper for delivery in July rose 2.3% from Tuesday’s settlement price, touching $4.25 per pound ($9,350 per tonne) midday Wednesday on the Comex market in New York.
The most-active June copper contract on the Shanghai Futures Exchange was up 0.3% at 71,641 yuan ($10,666.42).
Shanghai said half the city had achieved “zero-COVID” status, but uncompromising restrictions had to remain in place under a national policy.
Lockdowns in China and worries over aggressive US interest rate hikes this year have weighed on base metals, with copper hitting its lowest in almost eight months on Monday.
“Bears now outnumber bulls on the CME copper contract for the first time since May 2020, when the copper price was just starting to recover from the first wave of covid-19 lockdowns."
On the supply side, Peru’s government on Tuesday failed to reach an agreement with a group of indigenous communities whose protests have halted operations at MMG Ltd’s massive Las Bambas copper mine.