5E Advanced Materials, Inc.

As of June 30, 2026, Ascend and Bluescape beneficially owned approximately 20.1% and 29.2%, respectively of the Company’s outstanding Common Stock and are therefore considered related parties. Additionally, pursuant to the Fourth Amended and Restated Investor and Registration Rights Agreement dated January 14, 2025, Bluescape and Ascend each have the right to designate two individuals to our Board, and we are required to appoint or nominate such persons to our Board. Each party may designate two directors for so long as it beneficially owns at least 25% of our Common Stock, reducing to one director for so long as it beneficially owns at least 10% of our Common Stock.

As described in Note 10-Equity, on August 21, 2025, the Company completed the August 2025 Equity Offering. As part of the August 2025 Equity Offering, Bluescape and Ascend, together with Meridian, each purchased 100,000 shares of our Common Stock at $3.50 per share, a price per share equal to other investors who purchased shares of the Company’s Common Stock in the transaction.

As described in Note 10-Equity, on December 4, 2025, the Company entered into the Warrant Amendments with Bluescape, Ascend and Meridian, and each exercised all of their outstanding Restructuring Warrants.

As described in Note 10-Equity, on January 7, 2026, the Company issued the EXIM Warrants to purchase up to $10.0 million of shares of the Company’s Common Stock to Bluescape and Ascend.

As described in Note 10-Equity, in February 2026, the Company completed the February 2026 Equity Offering. As part of the February 2026 Equity Offering, Bluescape purchased 4,000,000 shares of our Common Stock at $2.00 per share, a price per share equal to other investors who purchased shares of the Company’s Common Stock in the transaction.