Exhibit 99.1 Pyxis Oncology Provides Corporate Update and Reports Financial Results for Fourth Quarter and Full Year 2023 March 21, 2024 PYX-201 Phase 1 Part 1 trial progressing with initial data expected in the fall of 2024 PYX-106 Phase 1 trial progressing with initial data expected 2H 2024 Completed $50 million private placement Expected cash runway into 2H 2026 BOSTON, March 21, 2024 (GLOBE NEWSWIRE) -- Pyxis Oncology, Inc. (Nasdaq: PYXS), a clinical stage company focused on developing next generation t ...