Investor Presentation Financial Highlights

Tüpraş Shareholder Structure Tüpraş is Turkey's biggest industrial company and leading refiner. Koç Holding 77% D DITAŞ Eppet 79.98% 41.7% Aygaz 20% Energy Investments Inc. (SPV) 46.4% Opet 3% Koç Holding and Other Koç 6.82% 100% Körfez Ulaştırma Tüpras Trading Tüpras Free Float² 46.78% 100% →ENTEK 99.23% Tüpras Ventures Dec-23 Investor Presentation 100% Company Overview www.tupras.com.tr Domestic Ownership 57% Foreign Ownership 43%¹ 1 As of December 31st, 2022 2 Includes %1.11 shares of Liquid Petroleum Co. 13

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