Morris S. Young Sells 1200 Shares of AXT Inc. Common Stock

Morris S. Young, CEO and Director of AXT Inc., reported the sale of 1200 shares of the company's common stock on June 12, 2026. The transaction, coded as a gift (G) with a price of $0.00 per share, resulted in a disposal of shares. Following this transaction, Young directly owns 2,148,333 shares. The sale is noted to be a bona fide gift and is permissible under a lock-up agreement that expires on June 20, 2026, related to an underwritten public offering of the Issuer's common stock. The reporting person is subject to this lock-up agreement which was entered into with the representative of the underwriters.