Warren Buffet owns a large chunk of Occidental stock, and he also owns most of the existing Geothermal and brine rich lithium rights around the Salton Sea.

The Salton Sea has even more lithium than previously thought, new report finds

https://www.latimes.com/environment/newsletter/2023-11-28/the-salton-sea-has-even-more-lithium-than-previously-thought-new-report-finds-boiling-point#:~:text=Meanwhile%2C%20billionaire%20investor%20Warren%20Buffett's,profitable%20technique%20for%20lithium%20extraction.
Meanwhile, billionaire investor Warren Buffett’s Berkshire Hathaway Energy — which owns 10 of the 11 existing geothermal power plants at the Salton Sea — has been trying for years to develop a profitable technique for lithium extraction.

Warren Buffett Owns Occidental, but You Should Consider These 3 Energy Stocks Instead

https://finance.yahoo.com/news/warren-buffett-owns-occidental-consider-152900574.html?guccounter=1&guce_referrer=aHR0cHM6Ly93d3cuZ29vZ2xlLmNvbS8&guce_referrer_sig=AQAAAK9elEJyug8Dv6ufPyKNFNVZ5UP-hJWSfh_8wicS3RZRy8ZX_9w4VtTsBHnzGLoOVxargcGU1l1hFJz4QGAToW1hgg1w6Zwo5ZAwBNXm-DBVjPdpSPXsQNNbi0FLmmKlpPiB_8w8-tSCgPdBWpgijE1wkse0g7TT07zymE6MIx91#:~:text=Warren%20Buffett's%20company%2C%20Berkshire%20Hathaway,up%20to%20half%20the%20company).
Warren Buffett's company, Berkshire Hathaway, has been buying shares of oil giant Occidental Petroleum (NYSE: OXY) hand over fist. Berkshire currently owns nearly 28% of Occidental's outstanding shares (and has regulatory approval to buy up to half the company).Ja