METALLA ROYALTY & STREAMING | September 2024 | 11 KeyAssets CÔTÉ & GOSSELIN TOCANTINZINHO Ontario, Canada Para State, Brazil Metal Exposure: Gold Metal Exposure: Gold 1.35% NSR – Pre-production 0.75% GVR -Production Côté estimated average annual GEO production ~ 400 Estimated average annual GEO production ~ 1,300 Gosselin estimated average annual GEO production Ramping up to commercial production with estimated available in year 2025 production of 175Koz per annum over ten and half years at a $623/Oz cash cost. Estimated 495Koz Au per year for the first six years, expansion potential with inclusion of 7.4 Moz Gosselin Full funded project with over 2 Moz of gold in measured & deposit indicated categories. Royalty covers over 28,000Ha on an underexplored land (2) Potential to become Canada’s third-largest gold mine. package in a known gold district. Fully-permitted and ramping up production.(1)

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