Bolt Biotherapeutics, Inc. announced the appointments of Brian O'Callaghan and Frank D. Lee to the Board of Directors. With these additions, longtime Director Peter Moldt, Ph.D. is stepping down from the Board of Directors and current Director Jim Healy, M.D., Ph.D. will be assuming the role of Lead Independent Director. Mr. O'Callaghan has 30 years of experience in biotechnology, pharmaceutical and clinical research organizations, holding senior management and board roles at public and private companies in Europe and the U.S. He currently serves as Chief Executive Officer at ObsEva SA, a clinical-stage pharmaceutical company developing novel therapies to improve women's health. Mr. O'Callaghan also serves on the board of several privately held biotechnology companies, including Indaptus Therapeutics, Aquavit Therapeutics and Biocom Purchasing Group. Earlier, he held chief executive officer positions at Petra Pharma, Acucela, Sangart and NPS BioPartners, as well as senior management positions at Pfizer, Merck Serono, Novartis, Covance and NPS Pharmaceuticals. Mr. Lee has more than 25 years of experience in product development and commercial leadership across a wide range of therapeutic areas within the biotech and pharmaceutical industries. He currently serves as President and Chief Executive Officer of Forma Therapeutics, a clinical-stage biopharmaceutical company focused on rare hematologic diseases and cancers. Prior to joining Forma, Mr. Lee spent 13 years at Genentech, where he was most recently Senior Vice President of global product strategy. Previously, as Vice President of Genentech's HER2/breast cancer franchise, he was responsible for U.S. P&L for Herceptin(R), Perjeta(R) and Kadcyla(R), driving revenues over $4 billion and launching the first HER2 neoadjuvant indication for early HER2 breast cancer patients. Previously, as Vice President of oral oncolytics at Genentech, Mr. Lee held P&L responsibility for Tarceva(R), Zelboraf(R), Erivedge(R), and Xeloda(R), advancing medicine for cancer patients with EGFR+ NSCLC and BRAF+ melanoma, and establishing a new treatment option for patients with advanced basal cell carcinoma.