Freeport Approves $4.5 Billion Arizona Copper Expansion
The Bagdad mine expansion adds processing capacity and extends output as copper prices hover near $6.40 per pound.
Updated on Nov. 4, 2026 in Economic Indicators

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Freeport-McMoRan's board approved a $4.5 billion expansion of its wholly owned Bagdad copper and molybdenum mine in Arizona. The project adds about 115,000 metric tons a day of processing capacity.
Why it matters
The expansion would raise long-term copper output above 400 million pounds a year and extend reserve life beyond 80 years. The decision comes as the Comex-LME copper price spread rebounded to about $100 per ton after briefly turning negative on Wednesday.
Freeport's board approved a $4.5 billion investment that the company says will lift annual Bagdad output by 225 million pounds and cut unit net cash costs about 20%. Initial production is targeted for mid-2030, and the figures remain company projections.
The players
Freeport-McMoRan
Freeport-McMoRan is a large natural resource company with major copper and molybdenum operations in the Americas and Indonesia.
James Smith
James Smith is an economist at ING who commented that trade is a power the president can wield unilaterally.
The details
The Bagdad expansion should more than double the mine's mining and milling rates through autonomous haulage and an extended reserve life. Spot copper traded around $6.4 per pound on Wednesday as tariff expectations pulled large volumes of metal into the United States.
Timeline
Wednesday: Front-month Comex-LME spread briefly turned negative before rebounding to about $100 per ton.
November 4, 2026: Freeport's board approved the $4.5 billion Bagdad expansion.
Mid-2030: Initial production from the expansion is targeted.
Market Dynamics
The Comex-LME copper spread rebounded to about $100 per ton after briefly turning negative on Wednesday, a swing driven by tariff expectations that pulled metal into US warehouses. Expansion decisions like Freeport's Bagdad project respond to that pricing environment, though the tariff outcome remains uncertain.
Copper price swings tied to tariff expectations can feed into the cost of wiring, appliances, and construction materials that households pay for. The Bagdad expansion's projected cost reductions may affect future supply, but initial production is not expected until mid-2030.
The takeaway
Copper's price is being pulled by trade policy as much as by mining supply and demand. Watching the Comex-LME spread offers a practical signal of how tariff expectations are reshaping metal flows.
Further reading
For broader context on the metrics shaping this decision, explore Economic Indicators coverage.
Source note: This article includes information reported by Benzinga.
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