SES AI Corporation ("SES AI," the "Company," "we" or "us") (NYSE: SES), a global leader in the development and manufacturing of AI-enhanced high-performance Li-Metal and Li-ion batteries, today announced that Jing Nealis has decided to step down from her role as Chief Financial Officer, effective April 27, 2026. Yi (Ray) Liu, CFA, CPA, has been appointed to succeed Ms. Nealis as Chief Financial Officer, also effective April 27, 2026.