US warehouses hoard 652,000 tonnes while LME stocks drain into a three-month low
The US company, headquartered in Phoenix, Arizona, that mines more copper than any other publicly traded firm, making it a swing factor in global critical-minerals supply.
full dossier ›Australia's BHP is one of the three largest mining companies by market cap globally, and the second-largest copper producer, making it a pivotal lever on critical-minerals supply.
Chile's wholly state-owned copper company, Codelco is the world's largest single copper producer, supplying roughly 6% of global mine output and funding the Chilean treasury through statutory profit transfers.
The most-used industrial metal after steel, copper underpins every electric grid, EV, and clean-energy system, making Chile, the DRC, and Peru the indispensable suppliers to a decarbonising world.
Producers and processors: the fifteen miners and refiners who set the critical minerals supply floor
From Chilean brine fields to Congolese copper pits, fifteen companies mine and refine the lithium, copper and cobalt the energy transition depends on.
The pyrometallurgical step that turns mineral concentrate into tradeable metal, smelting is where mining nations contest China's 51% share of global copper smelting to capture processing margin.
A September 2025 ore pass mud rush placed the block cave under force majeure; Freeport revised full-year copper to 3.1bn pounds and gold to 650,000 oz; Morgan Stanley downgraded on recovery uncertainty