Investor Presentaiton

ORGANIC GROWTH - MINING/PROCESSING STUDIES* Centre Study Description Hill 50 underground: On hold whilst other Mt Magnet projects are prioritised - Eridanus underground: Pre-Feasibility Study awaiting further drilling and pit deepening late in FY24 Bartus: Scoping Study to be included as part of Mt Magnet mine plan Status / Next Key Date June 2024 June 2024 Q1 CY2024 Processing Facility upgrade: Feasibility Study on upgrade from 2.0 to 2.5-2.7Mtpa (dependent on underground study results above) Mt Magnet Penny: Updated mine design integrated into Mt Magnet mine plan Q1 CY2024 Edna May Rebecca/Roe Cue: Integrated into Mt Magnet mine plan Stage 3 open pit: Pre-Feasibility Study work completed - project deferred Jan 2023 Pre-Feasibility Study: To be completed (Scoping Study largely completed as part of Due Diligence), project expanded to now include Roe as a single combined project, drill program at Roe underway targeting underground Resources RAMELIUS Q1 CY2024 Roe MRE Q1 CY2024 Updated PFS Q2 CY2024 *See RMS ASX Release "3 Year Production Outlook & Study Updates", 14 November 2022 RESOURCES MACQUARIE WESTERN AUSTRALIA FORUM NOVEMBER 2023 18

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