Lithium Argentina Announces $220 Million of New Debt Facilities Closed at Cauchari-Olaroz

ZUG, Switzerland, Aug. 05, 2026 (GLOBE NEWSWIRE) -- Lithium Argentina AG (“Lithium Argentina” or the “Company”) (TSX: LAR) (NYSE: LAR) today announced that the Cauchari-Olaroz lithium brine operation, held through Minera Exar S.A. (“Cauchari-Olaroz” or the “Operation”), has closed on $220 million of new unsecured debt facilities (“Debt Facilities”), further strengthening its financial position and enhancing funding flexibility as it continues to advance an expansion plan to increase production capacity by an additional 45,000 tonnes per annum of lithium carbonate equivalent (“Stage 2”). All monetary amounts in this news release are expressed in U.S. dollars.

The Debt Facilities consist of: * $50 million facility: closed in June 2026 with a two-year term, to replace existing short-term credit facilities. * $170 million facility: closed in August 2026, with a syndicate of international banks. The $170 million credit facility has a three-year term with an interest rate under 5%. Sam Pigott, CEO of Lithium Argentina, commented: “These financings – unsecured and attractively priced - reflect confidence in Cauchari-Olaroz, the strength of our partnership with Ganfeng and the strong cash flow generation from the Operation. Together with the recent RIGI approval, the new Debt Facilities strengthen our balance sheet and provide the funding flexibility to advance our long-term growth strategy. We look forward to sharing further detail on Stage 2 as we complete the updated development plan in the coming months.”