5E Advanced Materials, Inc. announced that mining operations at the Company's 5E Boron Americas Complex are successfully running all four wells, and has confirmed the presence of lithium in the Pregnant Leach Solution ("PLS") and an increasing head grade of the boric acid content. The Company has been operating the mine in California since January 1st, 2024, and is producing initial results that are meeting or exceeding expectations. Some of the initial operational highlights recognized to this point include: All four of the Injection/Rec Recovery wells are fully operational, and in combination, are effectively managing the extraction of PLS.

Boric acid head grade has surpassed 5.0% and is on a steady upward trajectory, which exceeds historical levels.