Copper Tops $12,000 as Mine Woes, Tariff Trade Tighten Supplies

Copper prices topped $12,000 a ton for the first time, extending the metal’s recent bull run as mine outages add to concerns about supply of the vital industrial metal. Benchmark prices climbed as much as 2% on the London Metal Exchange on Tuesday to $12,159.50. The metal has gained more than 35% this year and is on track for its biggest annual jump since 2009. Most Read from Bloomberg The threat of US import tariffs on the metal has also been an important factor pushing up prices this year. Copper is ...