Investing.com -- U.S. copper imports are set to plunge in the coming months as a wave of front-loaded shipments leaves the country with excess inventory ahead of a 50% tariff taking effect on August 1 ...

“I believe the tariff on copper we’re going to make it 50%,” Trump said when asked by a reporter what the rate on those products would be. Copper futures in New York surged as much as 17% ...

China's top copper smelters decided not to set second quarter guidance for copper concentrate processing treatment and refining charges (TC/RCs) at a meeting on Monday, source said, as the ...