Investor Presentaiton

Hydro Extrusions Stable results, lower sales volume and higher costs, offset by higher sales margins and currency Key figures External sales volumes, kmt Adjusted EBITDA, NOK million Adjusted EBIT, NOK million Adjusted RoaCE, % LTM1) Adjusted EBITDA NOK million Q4 2023 Q4 2022 Q3 2023 236 265 260 923 939 1 322 90 168 548 8.8% 11.4 % 9.1 % 2 331 2 365 2 223 2013 1 385 1 322 939 923 • 7 020 2022 6 480 2023 1) Adjusted RoaCE calculated as Adjusted EBIT last 4 quarters less 25% tax / Average capital employed last 4 quarters. Previous periods have been restated following a change to the capital employed definition. Results Q4 23 vs Q4 22 • Lower sales volumes • Higher sales margins . Higher variable costs Positive currency and metal effects Outlook Q1 24 vs Q1 23 . Continued strong margins Lower sales volumes Higher fixed and variable costs • Market uncertainty remains C 01 22

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