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Alumina Price: 16% of LME Price [US$370/t] LME Price Trend (US$/t) aa Aluminium for the world المنيوم البحرين ش.م.ب. Aluminium Bahrain B.S.C. (Alba 3,700 3,267 3,300 2,900 2,764 2,500 2,882 2,354 2,324 2,100 1,700 1,300 Q4 2021 Q1 2022 Q2 2022 Q3 2022 Q4 2022 19% Alumina Price Index Trend (% of LME) 16% 14% 13% 13% 16% 18% 16% 10% Q4 2021 Q1 2022 Q2 2022 Q3 2022 Q4 2022 Page 8

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