Copper jumps to its highest level ever. What the metal is telling us

Copper prices reached a record high on Thursday, raising questions about the reliability of the "Dr. Copper" indicator for economic health. The metal, essential for construction, electronics, transportation, and AI applications, surged to around $6.90 per pound, only to retreat afterward. This remarkable price surge may be attributed to a mix of factors, including constrained supply, significant grid investments, uncertainty around U.S. tariffs, and rising demand for electrification.

Experts suggest that the driving force behind the copper price increase is not traditional economic growth, but rather the surge in demand for data centers and power grids to support the rapid expansion of the AI industry. William Osnato, director of commodity data research and analysis at Barchart, explained that the elevated copper prices are linked more closely to these specialized sectors rather than the broader economy.

Moreover, the limited supply of copper plays a significant role in the price hike. Mining copper is an expensive process, and establishing new mines can take up to a decade. Michael Widmer, Bank of America's head of metals research, pointed out that weak mine growth and disruptions in countries like Chile, the world's largest single copper producer, have created supply constraints.

Political factors also contribute to the rising copper prices. In June, President Donald Trump signed a proclamation imposing 50% tariffs on imports of semi-finished copper products and copper-intensive derivative products. Additionally, China's crackdown on the availability of scrap copper has further tightened global supplies.

Last year, Democratic Republic of Congo officially banned copper and cobalt concentrates exports to promote domestic processing, leading to a surge in demand for copper from consumers looking to remove it from London Metal Exchange warehouses, thereby driving up refining costs.