SOUTH SAN FRANCISCO, Calif. and VANCOUVER, BC and BOSTON and EMERYVILLE, Calif., July 14, 2025 /PRNewswire/ -- ESSA Pharma Inc. ("ESSA," or the "Company") (NASDAQ: EPIX) today announced that it has entered into a definitive agreement (the "Business Combination Agreement") with XenoTherapeutics, Inc. ("Xeno"), a non-profit biotechnology company, under which Xeno will acquire (the "Transaction") all of the issued and outstanding common shares of ESSA (the "Common Shares"). XOMA Royalty Corporation