Investor Presentaiton

Colossal Resource with Embedded Upside 2640000 K20 K23 K22 2650000 26600 Kachi M&I resource estimate increased 250% since June 2023 10.6 8.1 3.3 5.3 K02 5.2 4.4 7.3 3.1 3.4 K01 K03 K11 K18 K14 K12 K15 K08 K04 K19 K16 2.9 2.2 1 LAKE RESOURCES Resource expansion from June 2023 update1: ■Measured resource has increased from 2.2 to 3.0 million tonnes LCE Indicated resource has increased from 0.72 to 4.3 million tonnes LCE Inferred resource has decreased from 5.2 to 3.3 million tonnes LCE Exploration Target1: ■■■High: 14.8 million tonnes LCE; Low: 3.7 million tonnes LCE K24 K05 K21 Legend Resource Holes Resource Zones Indicated Resource 0-400m Location Lake Property Inferred Resource 0-400m Measured Resource 0-400m K06 2018 Jan-23 Jun-23 Nov-23 Inferred Notes Projected Coorindate System POSGAR $4/Argentina 2 Measured & Indicated Resources in Million Tonnes LCE 1 Numbers are based on information in Lake's JORC update announced on 22 November 2023. Refer to the Appendix for details of individual categories of the mineral resource. All material assumptions contained in that announcement continue to apply and have not materially changed Note: The potential quantity and grade of an exploration target is conceptual in nature, there has been insufficient exploration to determine a mineral resource and there is no certainty that further exploration work will result in the determination of mineral resources or that the exploration target itself will be realized 22

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