Investor Presentaiton

Total Tonnes Mined (Millions) Upside Potential Ongoing drilling and project optimisation promises significant future upside. ➤ Infill & Expansion Drilling - improved resource estimation & additional mineable ounces Optimized Mine Plan - higher mining rate & lower stripping ➤ Enhanced Metallurgical Process - process optimisation & higher throughput Exploration - potential for additional breakthrough discoveries 25,00 Tonnes Mined - Diluted Grade 30,00 1,40 140 000 1,20 20,00 15,00 10,00 5,00 1,00 0,80 0,60 0,40 0,20 0,00 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Twin Hills & Bulge Ore Clouds Ore Waste Grade Diluted Grade (g/t) Ounces Produced 120.000 100 000 80 000 60 000 40 000 Gold Production OSINO RESOURCES 1,60 1,40 1,20 1,00 0,80 0,60 0,40 0,20 0 0,00 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Cumulative Gold Production Gold Production 20 000 Indicated Mineral Resource of 14.0 million tonnes ("Mt") at 0.98 g/t Au and an Inferred Mineral Resource of 46.2 Mt at 1.02 g/t Au from 69,000m of drilling included in the MRE. 31,987m drilled since MRE (not included in PEA) All the additional drilling will be included in subsequent updates of the Mineral Resource once the drill program has been completed and all corresponding assay results have been received. Millions Cumulative Ounces Produced 16

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