Company: CENX
Filing Date: 2025-04-25
Form Type: DEF 14A
Source: 0001552781-25-000153
Chunk: 54

Company: CENTURY ALUMINUM CO
Filing Date: 2025-04-25
Form: DEF 14A
Chunk 54
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 Parties in 2024 Transactions with Glencore All transactions with Glencore, our largest stockholder, are subject to our Statement of Policy Regarding Related Party Transactions described above under “Related Party Transactions Policy” and are approved by the Audit Committee or by a special committee comprised solely of independent directors. Sales of Primary Aluminum For the year ended December 31, 2024, we derived approximately 59.1% of our consolidated sales from Glencore. Glencore purchases aluminum produced at our U.S. smelters at prices based on the LME plus the Midwest regional delivery premium plus any additional market-based product premiums. Glencore purchases aluminum produced at our Grundartangi, Iceland smelter at prices based on the LME plus the European Duty Paid premium plus any additional market-based product premiums. Sales of Alumina We have entered into agreements with Glencore pursuant to which we sell alumina at market-based prices. For the year ended December 31, 2024, we recorded $191.3 million of revenue related to alumina sales to Glencore. Raw Material Purchases We purchase a portion of our alumina and certain other raw material requirements from Glencore. Alumina purchases from Glencore during 2024 were priced based on published alumina and aluminum indices as well as fixed prices. Financial Contracts On January 1, 2024, we had open certain forward financial sales contracts with Glencore with respect to 21,933 tonnes of primary aluminum, which fixed the forward LME aluminum price for such volume. These contracts settled throughout 2024, and, as of December 31, 2024, we had no open forward financial sales contracts with Glencore. Summary A summary of the aforementioned related party transactions for the years ended December 31, 2024, 2023 and 2022 is as follows:

|                                                                       |                             Year 
 Ended December 31, (in millions) 
                             2024 |     2023 |     2022 |
|:----------------------------------------------------------------------|---------------------------------:|---------:|---------:|
| Net                                                                   
 sales to Glencore                                                     |                         $1,312.1 | $1,612.1 | $1,671.1 |
| Purchases                                                             
 from Glencore (including settlements of financial contract positions) |                           $277.9 |   $181.4 |   $284.7 |

| 2025            
 Proxy Statement | 70 |

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