CNBC(@CNBC):One specialist arbitrage trade on a metal commodity is evolving into a real-time gauge of U.S. tariff risk. Copper — seen as a broader economic barometer, with the industrial metal a key component in construction, electronics and transportation — has been on a tear for more than a year, with futures reaching a record high of almost $6.90 per pound last week. Read more:

2026.08.15 09:00

One specialist arbitrage trade on a metal commodity is evolving into a real-time gauge of U.S. tariff risk. Copper — seen as a broader economic barometer, with the industrial metal a key component in construction, electronics and transportation — has been on a tear for more than a year, with futures reaching a record high of almost $6.90 per pound last week. Read more: