CENTURY ALUMINUM CO 10-K

Item 5. Market for Registrant's Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities Market Information Our common stock trades on the NASDAQ Global Market under the symbol: CENX. Holders As of February 24, 2026, there were 79 holders of record of our common stock, which does not include the number of beneficial owners whose common stock was held in street name or through fiduciaries. Dividend Information We did not declare dividends on our common stock in 2025 or 2024. We do not plan to declare cash dividends in the foreseeable future. Any declaration of dividends is at the discretion of our Board of Directors. Our agreements governing our existing debt contain restrictions which limit our ability to pay dividends. Additional information about the terms of our long-term borrowing agreements is available at Note 8. Debt to the consolidated financial statements included herein. 32 Table of Contents Stock Performance Graph The following line graph compares Century Aluminum Company’s cumulative total return to stockholders with the cumulative total return of the S&P 500 Index and the Dow Jones U.S. Aluminum Total Return Index. These comparisons assume the investment of $100 on December 31, 2020 and the reinvestment of dividends. Comparison of Cumulative Total Return to Stockholders from December 31, 2020 through December 31, 2025 As of December 31, 2020 2021 2022 2023 2024 2025 Century Aluminum Company $ 100 $ 150 $ 74 $ 110 $ 165 $ 355 Dow Jones U.S. Aluminum Total Return Index 100 129 105 133 166 196 S&P 500 Index 100 259 199 151 169 241 Issuer Purchases of Equity Securities during the three months ended December 31, 2025 There were no issuer purchases of equity securities during the three months ended December 31, 2025. See Item 7. Management's Discussion and Analysis of Financial Condition and Results of Operations - Liquidity and Capital Resources Other Items for a discussion of the current stock repurchase authorization. Item 6. [Reserved]