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ATALAYA MINING European copper producer with operations in Spain 15 October 2026 Atalaya Mining Copper , S.A. www.atalayamining.com ( " Atalaya " or " the Company " ) Q3 2026 Operations Update Another strong quarter of production and further balance sheet strengthening Atalaya Mining ( LSE : ATYM ) is pleased to announce its operations update for the third quarter of 2026 ( " Q3 2026 " or the " Period ” ) . Proyecto Riotinto Operating Highlights Q3 Q2 Full Year 2026 ( ¹ ) 2025 2026 2026 Guidance Ore mined M tonnes 4.2 3.7 4.0 15.5-16.0 Waste mined ( 2 ) M tonnes 11.0 9.8 10.3 38-44 ( 3 ) Ore processed M tonnes 4.1 4.3 4.1 15.8-16.2 Copper grade % 0.40 0.38 0.39 0.36 -0.39 Copper recovery % 84.25 74.45 83.91 80-83 Copper production tonnes 13,967 12,123 13,493 50,000 54,000 ( 4 ) ( 1 ) Figures for Q3 2026 are preliminary and final figures will be released with Q3 2026 Financial Results . ( 2 ) Represents the Cerro Colorado pit only . ( 3 ) ( 4 ) Waste guidance is 53 - 62 million tonnes when including the San Dionisio pit . Low end . Alberto Lavandeira , CEO , commented : " We are pleased to have delivered another strong quarter of production , thanks to solid copper grades and recoveries . Together with strong copper prices , these contributed to a further strengthening of our balance sheet . We continue to expect production at the low end of the guidance range , while maintaining our cost guidance despite the impact of various conflicts on the prices of key consumables . We are delighted that Proyecto Touro has been designated as a Strategic Project by the European Commission . This recognition reinforces Touro's strategic importance to Europe's future copper supply and should help to facilitate the completion of the environmental permitting process . The outlook for copper remains very robust , supported by solid demand and persistent supply challenges . With our balance sheet strength and portfolio of growth projects , Atalaya is well - positioned to capitalise on favourable market conditions and advance its growth strategy . " Q3 2026 Operating Results Mining Ore mined was 4.2 million tonnes in Q3 2026 ( Q3 2025 : 3.7 million tonnes ) , compared with 4.0 million tonnes in Q2 2026 . Waste mined was 11.0 million tonnes in Q3 2026 ( Q3 2025 : 9.8 million tonnes ) , compared with 10.3 million tonnes in Q2 2026. In addition , waste stripping activities continued at the San Dionisio area . Processing Ore processed was 4.1 million tonnes in Q3 2026 ( Q3 2025 : 4.3 million tonnes ) , compared with 4.1 million tonnes in Q2 2026 . Copper grade was 0.40 % in Q3 2026 ( Q3 2025 : 0.38 % ) , compared with 0.39 % in Q2 2026 . Copper recovery was 84.25 % in Q3 2026 ( Q3 2025 : 74.45 % ) , compared with 83.91 % in Q2 2026 . Production