Investor Presentaiton

LITHIUM ARGENTINA / CORPORATE PRESENTATION 2023 Demand for LCE to Outpace Supply Monthly Avg. Historical Lithium Prices(1) (US$000/t LCE) $90 $80 $70 $60 $50 $40 $30 $20 $10 -Battery Grade Lithium Carbonate Price (US$000/t) Jan-21 Jul-21 Jan-22 Jul-22 Jan-23 Jul-23 (Mt LCE) Forecasted Supply Gap(2) 1 2 3 4 5 -Operational Supply Highly Probable -Probable -Total Demand 6 NYSE & TSX: LAAC 2020A 2022A 2024E 2026E 2028E 2030E 2032E 2034E 2036E 2038E 2040E Investment in new sources of lithium supply will be required to meet demand (1) As of September 5, 2023; source: Asian Metals. (2) As of Q2 2023; source: Benchmark Mineral Intelligence. 5

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