American warehouses are stockpiling copper, reaching a 30-year high of 590,000 short tons. Traders are rushing metal to avoid potential U.S. tariffs, creating a local glut. Goldman Sachs warns of a short-term price dip once tariff uncertainty clears. Chamath Palihapitiya sees copper as a top trade due to AI demand. Traders are using ETFs to track this trend.

Short term, the U.S. faces a copper glut from tariff fears. Long term, the world could see a shortage driven by AI and electrification. The stockpile serves as a warning for traders but a speed bump for investors following Chamath’s strategy.

Read more at Yahoo Finance: Why The US Built A 30-Year Copper Fortress