Earnings Presentation Q3 2022

Heavy Crude Price Differentials to Brent ($/bbl) 5 0 -5 -10 -15 -20 Iran Sanctions OPEC+ Cut Decision OPEC+ disagreement OPEC+ Cut Decision Russia - Ukraine War Arab Heavy Basrah Heavy Kirkuk CPC Average* 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 2018 data as of 30 September 2022 Oct-22 Refining Market Investor Presentation 2019 2020 www.tupras.com.tr 2021 2022 *Simple average of listed differentials 8

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