POSCO Holdings Inc. (NYSE:PKX) is among the 13 Best Magnesium Stocks to Invest in Now. Lithium South Development Corporation declared that it would sell its Sophia 1-3 concessions, Hydra X and XI concessions, and Hombre Muerto North Lithium Project for a maximum cash price of US$62 million. The buyer is POSCO Argentina S.A.U., the Argentine division of POSCO Holdings Inc. (NYSE:PKX), and the deal was completed on July 22, 2025, through a Letter of Intent. It is an arms-length sale with no finder’s fee. The Sal de Oro lithium project in the Hombre Muerto Salar. It is run by POSCO Argentina and POSCO Holdings Inc. (NYSE:PKX), a publicly traded global leader in steel and battery materials, with its headquarters located in Pohang, South Korea.HMN Li Venture Sale for up to US$62 Million.

A close-up shot of a worker welding steel beam together in a large steel foundry.

The purchase brings Lithium South’s lithium concessions under POSCO Argentina, allowing the business to expand strategically in the Hombre Muerto region while also monetizing its holdings. This action supports POSCO Holdings Inc. (NYSE:PKX)’s continued development of lithium resources to support its steel and battery material businesses. It is among the Best Magnesium Stocks.

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