 SOUTH SAN FRANCISCO, Calif., May 14, 2021 PRNewswire -- Sutro Biopharma, Inc. NASDAQ: STRO, a clinical-stage drug discovery, development and manufacturing company focused on the application of precise protein engineering and rational design to create next-generation cancer and autoimmune therapeutics, today announced that Chief Executive Officer, Bill Newell, will present at two upcoming virtual investor conferences on May 20 and June 2, 2021. 