On July 27, 2017, Dr. Petrus Bekker notified ChemoCentryx, Inc. of his retirement as the company's Chief Medical Officer, effective July 31, 2017, for family medical reasons. Dr. Bekker is retiring to care for a family member and will continue to serve as a consultant to the company. The company expects to enter into a consulting agreement with Dr. Bekker pursuant to which Dr. Bekker is expected to serve as a consultant to the Company through at least August 1, 2018 and will receive benefits continuation as well as continued vesting of his outstanding unvested restricted stock units.