Investor Presentaiton

Greenbushes World's largest (by production), highest grade and lowest cost hard rock lithium asset Greenbushes Overview IGO has a 24.99% interest in the world's largest and lowest cost producer of high quality, chemical grade spodumene concentrate, with expansion optionality and significant life Overview: Located 240km south of Perth, Western Australia Active lithium mine for 20+ years utilising a local workforce Large open pit mine with three onsite concentrator facilities to produce spodumene concentrate (both technical grade and chemical grade for batteries) Good progress on expansion projects since JV transaction completion: Chemical Grade Plant 2 (CGP2) commissioning commenced in May 2021 and ramp up is well progressed Tailings Retreatment Project (TRP) under construction with commissioning expected to commence in 3Q22 EPCM contract for CGP3 awarded to Lycopodium igo Greenbushes Chemical Grade Plant 2 (CGP2) Central Lode (100%)² Ore Reserves Mineral Resources Tonnes (Mt) 133.1 178.5 Li₂O grade (%) 2.1% Li₂O tonnes (Mt) 2.8 2.0% 3.6 TSF1 (100%)² Tonnes (Mt) 10.1 Li₂O grade (%) Li₂O tonnes (Mt) 1.4% 18.3 1.3% 0.14 0.23 Ore Reserves Mineral Resources 1. As per IGO AGM Presentation (ASX: 18 November 2021); 2. Reported on a 100% ownership basis as per IGO Global Lithium JV with Tianqi Announcement (ASX: 9 December 2020) 23

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