Exhibit 99.1 BioAtla Reports Third Quarter 2025 Financial Results and Highlights Recent Progress SAN DIEGO, November 13, 2025 – BioAtla, Inc. (Nasdaq: BCAB), a global clinical-stage biotechnology company focused on the development of Conditionally Active Biologic (CAB) antibody therapeutics for the treatment of solid tumors, today announced its financial results for the third quarter ended September 30, 2025 and provided highlights on its clinical programs. "We remain on track for completing a partnership t ...