Lithium South Announces Extension to POSCO Argentina S.A.U. Share Purchase Agreement

VANCOUVER, BC / ACCESS Newswire / November 20, 2025 / Lithium South Development Corporation (the "Company" or "Lithium South") (TSX-V:LIS)(OTCQB:LISMF)(Frankfurt:OGPQ) is pleased to provide an update to the Share Purchase Agreement ("SPA") with POSCO Argentina S.A.U. as previously announced July 30, 2025, August 7, 2025, and November 12, 2025.

The SPA establishes the terms for the sale of NRG Metals Argentina S.A., the wholly owned subsidiary of the Company and 100% holder of the Hombre Muerto North Lithium Project, Sophia I, II and III claims and Hydra X and XI claims located in Salta Province, Argentina to POSCO Argentina S.A.U. for US$65 million.

The parties have agreed to extend the date to on or before December 5, 2025, to complete and formalize the SPA as a result of recent air travel disruptions and scheduled statutory holidays in Argentina and the United States which have necessitated this change of schedule.

On behalf of the Board of Directors

Adrian F. C. Hobkirk
President and Chief Executive Officer
Investors / Shareholders call 855-415-8100 / website: www.lithiumsouth.com

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release. The TSX Venture Exchange has not reviewed the content of this news release and therefore does not accept responsibility or liability for the adequacy or accuracy of the contents of this news release.

This news release contains certain "forward-looking statements" within the meaning of Section 21E of the United States Securities and Exchange Act of 1934, as amended. Except for statements of historical fact relating to the Company, certain information contained herein constitutes forward-looking statements. Forward-looking statements are based upon opinions and estimates of management at the date the statements are made and are subject to a variety of risks and uncertainties and other factors which could cause actual results to differ materially from those projected in the forward-looking statements. The reader is cautioned not to place undue reliance on forward- looking statements. We seek safe harbor.

SOURCE: Lithium South Development Corp.



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