Century Aluminum

Century Aluminum is a global producer of primary aluminum operating aluminum reduction smelters in the United States and Iceland, producing standard-grade and value-added primary aluminum products; it also holds a 55% joint venture interest in the Jamalco bauxite mining and alumina refining operation in Jamaica and owns a carbon anode production facility in the Netherlands. Its aluminum is priced based on the London Metal Exchange plus regional and value-added product premiums, and it sells substantially all of its output to a small number of customers, including Glencore plc, which purchased approximately 54.0% of its consolidated sales in 2025.

Source: SEC 10-K Mar 3, 2026

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