TuHURA Biosciences Announces Kintara's REM-001 Trial Meets Primary Endpoint In Metastatic Cutaneous Breast Cancer

Milestone Triggers Release of Shares to Kintara Contingent Value Right (CVR) Holders

TAMPA, Fla., Dec. 15, 2025 /PRNewswire/ -- TuHURA Biosciences, Inc. (NASDAQ:HURA) ("TuHURA" or the "Company"), a Phase 3 immuno-oncology company developing novel therapeutics to overcome resistance to cancer immunotherapy, today announced that Kintara's REM-001 clinical trial of ten metastatic cutaneous breast cancer patients met its primary endpoint demonstrating safety with signs of clinical efficacy following eight weeks of follow-up for such patients. 

Pursuant to the terms of the Contingent Value Rights Agreement dated as of October 18, 2024, by and between TuHURA Biosciences, Inc. and the rights agent, Equiniti Trust Company, LLC (the "CVR Agreement"), as a result of the trial and the completion of the follow-up, the milestone required for the release of an aggregate of 1,539,958 shares of TuHURA common stock to legacy Kintara Therapeutics stockholders has been achieved.  The holders of CVRs are entitled to receive shares of TuHURA common stock, subject to the terms of the CVR Agreement and any applicable withholding. Pursuant to the CVR Agreement, the shares of TuHURA common stock are expected to be distributed to the CVR holders within the next ten business days.