Exhibit 99.1 – Cash runway expected into Q1 2027 to support key milestones, including ALX2004 initial safety data in 1H 2026, interim data for ASPEN-09-Breast Cancer in Q3 2026 – Appointed Board Member Barbara Klencke, M.D., as Chief Medical Officer – Company to host webcast including perspective from Breast Cancer Expert Dr. Peter Schmid on Friday, November 7, at 5:30 a.m. PT / 8:30 a.m. ET SOUTH SAN FRANCISCO, Calif., November 7, 2025 (GLOBE NEWSWIRE) – ALX Oncology Holdings Inc., ("ALX Oncology" or "the ...