Q3 and Q4 2023 Corporate Highlights

Perama Hill Low-cost epithermal gold-silver project with transformative growth potential RESERVES AND RESOURCES (2) OVERVIEW Location Ownership Thrace, Greece 100% Mine type Open pit Metals Gold, Silver mined Deposit type Epithermal gold-silver Life of mine(3) Grades (3) Expected production (3) Expected costs (3) 10 years based on Reserves High grade (3.2 g/t), open pit strip ratio of -0.3 Approximately 100,000 oz Au per year Cash operating costs (1) $430/oz (1) eldorado gold (2) (3) GREECE Perama Hill Athens Tonnes (x1000) Grade (g/t Au) Contained Ounces (x1000 Au) Grade Contained Ounces (g/t Ag) (x1000 Ag) P&P Reserves 10,292 3.01 995 5.0 1,639 TÜRKIYE M&I Resources 14,066 3.04 1,374 7.0 2,994 Inferred Resources 1,136 1.63 59 2.0 83 Mediterranean Sea • Europe • Supports the Growth Pipeline Next mine expected to be developed after Skouries Exploration potential in the Thrace region supports opportunities for growth Excluded from Hellas Gold Greek bank financing and not guaranteed under Senior Notes These are non-IFRS financial measures or ratios. See Slide 2 'Non-IFRS Measures' for more information. Please refer to the Appendix for more information with respect to the mineral resources and mineral reserves. Data here and elsewhere in this presentation is from the Perama Hill Technical Report dated January 2010. 26

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