Bassil I. Dahiyat, Ph.D.

President and Chief Executive Officer, Director

Bassil I. Dahiyat, Ph.D. has served as our President and Chief Executive Officer since February 2005 and as a member of our Board since August 1997. He has led the Company in creating a diverse clinical-stage portfolio of engineered antibodies for the treatment of cancer and serious diseases, and has established alliances with leading biopharmaceutical companies that have resulted in three marketed drugs. Dr. Dahiyat has more than 25 years of experience in the biotechnology business, having co-founded Xencor in 1997. From 1997 to 2003, he served as our Chief Executive Officer, and from 2003 to 2005, served as our Chief Scientific Officer. Dr. Dahiyat currently serves on the board of directors of Kodiak Sciences Inc., a publicly traded biopharmaceutical company, and Terray Therapeutics, Inc., a privately held biotechnology company. In 2017, Dr. Dahiyat was awarded the Ernst & Young Entrepreneur of the Year in Technology for the Los Angeles Region and in 2005 was recognized as a technology pioneer by the World Economic Forum. Additionally, Dr. Dahiyat was named one of 2003’s Top 100 Young Innovators by MIT’s Technology Review magazine for his work on protein design and its development for therapeutic applications and has received awards from the American Chemical Society, the Controlled Release Society and the California Institute of Technology. Dr. Dahiyat holds a Ph.D. in chemistry from the California Institute of Technology (“Caltech”) and B.S. and M.S.E. degrees in biomedical engineering from Johns Hopkins University. We believe that Dr. Dahiyat’s experience in the pharmaceutical industry and as one of our founders qualifies him to serve on our Board.