Aptevo Therapeutics Announces 1-for-18 Reverse Stock Split

Core Viewpoint - Aptevo Therapeutics Inc. will conduct a reverse stock split at a ratio of 1-for-18, effective December 29, 2025, at 5:01 p.m. [1] Company Summary - Aptevo Therapeutics Inc. is a clinical-stage biotechnology company focused on developing novel immune-oncology therapeutics [1] - The company utilizes its proprietary ADAPTIR™ and ADAPTIR-FLEX™ platform technologies for its therapeutic developments [1]