Company: CENX
Filing Date: 2025-03-03
Form Type: 10-K
Source: 0000949157-25-000024
Chunk: 3

Company: CENTURY ALUMINUM CO
Filing Date: 2025-03-03
Form: 10-K
Item: Item 1
Chunk 3
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Mt. Holly produces standard-grade aluminum that is cast into sow as well as several value-added products, including billet and foundry products. These value-added primary aluminum products are sold at a premium to standard-grade aluminum.

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Primary Aluminum Shipment Volume

The following table shows our primary aluminum shipment volumes since 2020. 

Carbon Anode Production Facility

Vlissingen

In addition to our primary aluminum assets, we own a carbon anode production facility located in Vlissingen, Netherlands, which is owned and operated by our wholly-owned subsidiary, Century Aluminum Vlissingen B.V. Vlissingen has an annual carbon anode production capacity of approximately 163,000 tonnes. Vlissingen supplies anodes primarily to our Grundartangi smelter, meeting 93% to 98% of Grundartangi’s carbon anodes requirements at current production levels. Each of our smelters in the United States produces anodes at on-site facilities.

Bauxite Mining and Alumina Refining Facility

Jamalco

In May 2023, our wholly-owned subsidiary, Century Aluminum Jamaica Holdings, Inc., completed the acquisition of all the outstanding share capital of General Alumina Holdings Limited, the holder of a 55% interest in Jamalco,  an unincorporated joint venture with the Government of Jamaica through its controlled entity Clarendon Alumina Production Limited ("CAP"). Jamalco is engaged in bauxite mining and alumina refining in Jamaica. The Company's wholly-owned subsidiary, General Alumina Jamaica Limited, is the managing partner of the Jamalco joint venture. Jamalco has alumina production capacity of approximately 1.4 million tonnes, and produced approximately 1.1 million tonnes of alumina in 2024 and approximately 1.0 million tonnes of alumina in 2023. Refer to Note 2. Acquisition of Jamalco for further information.

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Pricing

Pricing for primary aluminum products is typically comprised of three components: (i) the base commodity price, which is based on quoted prices on the LME, plus (ii) any regional premium (e.g., the Midwest premium for metal sold in the United States and the European Duty Paid premium for metal sold into Europe) plus (iii) any value-added product premium. Our operating results are highly sensitive to changes in the LME price of primary aluminum and the amount of regional premiums and value-added product premiums. As a result, from time to time, we assess the