Q4 and Full Year 2025 Financial Results & Business Update Nasdaq: OABI March 4, 2026 1 Disclaimer We caution you that this presentation contains forward-looking statements. All statements other than statements of historical facts contained in this presentation, including statements regarding our future results of operations and financial position, including our financial guidance for 2026, business strategy, our expectations regarding the application of, and the rate and degree of market acceptance of, our ...