El Niño reaches copper supply through Chilean storms, Peruvian floods and Zambian drought. How the 2026 event is hitting listed producers, and what history shows.
11 Listed Companies with Copper Projects in the U.S.
11 publicly traded companies with operating or development copper projects in the U.S., covering ownership, 2025 production, 2026 catalysts and risks.
Freeport-McMoRan’s Leach Initiative, Explained
How Freeport-McMoRan’s leach initiative aims to add 800 million pounds of copper a year by 2030 from old stockpiles, at low capital cost.
The Copper-to-Aluminum Ratio: Implications for Investors
Understand how metal substitution works in practice. This explainer covers BHP’s updated 3.5-4x copper-aluminum ratio threshold, historical precedent from the 1970s crisis, and investment implications for both copper and aluminum stocks.