0001810182 2025-02-28 2025-02-28 false 0001810182 8-K 2025-02-28 ALX ONCOLOGY HOLDINGS INC. DE 001-39386 85-0642577 323 Allerton Avenue South San Francisco CA 94080 650 466-7125 false false false false Common Stock, par value $0.001 per share ALXO NASDAQ false