Halley E. Gilbert

Ms. Gilbert brings over two decades of operational, transactional, and strategic leadership experience within the biopharmaceutical sector to CytomX, having served in roles overseeing the transformation of companies from development to the commercial stage. Currently, Ms. Gilbert serves as the chief legal officer and chief operating officer of Tubulis GmbH, a position she has held since September 2025. Ms. Gilbert previously served as the chief legal officer of CARGO Therapeutics and, prior to CARGO, as chief legal officer at NeoGenomics Laboratories. Additionally, Ms. Gilbert has served in numerous corporate leadership positions including chief operating officer at Adagio Therapeutics and senior vice president, corporate development and chief administrative officer, at Ironwood Pharmaceuticals. Prior to Adagio and Ironwood, Ms. Gilbert served as vice president, deputy general counsel at Cubist Pharmaceuticals, Inc., where she managed the legal function during the company’s first commercial launch of an acute care antibiotic. Prior to her time with Cubist, Ms. Gilbert served as corporate counsel at Genzyme Corporation. Ms. Gilbert began her career at the law firm of Skadden, Arps, Slate, Meagher & Flom LLP, where she specialized in mergers and acquisitions and securities law. Ms. Gilbert currently serves on the boards of Arcutis Biotherapeutics and Vaxcyte, Inc. Ms. Gilbert received a J.D. from Northwestern University School of Law and a B.A. from Tufts University.