Copper prices in the U.S. have surged ahead of those in the rest of world and hit a record last week, a sign the mere threat of tariffs is lifting costs for domestic manufacturers. Benchmark U.S ...

Copper’s weekly chart reveals a major resistance zone between $5.00 and $5.20 - a level that has held firm for the past three years. The breakout in copper miners should also invigorate silver ...

Traders who have been paying dearly to ship copper to America before US President Donald Trump imposes import tariffs on the metal now face a high-stakes race to get shipments there in time.

Copper prices in the U.S. have surged to record highs, far outpacing gains in global markets, as concerns over potential import tariffs drive up domestic costs. U.S. benchmark copper futures ...