X0306 4 2018-05-21 0 0001340652 ChemoCentryx, Inc. CCXI 0001648283 Edwards Thomas A. C/O CHEMOCENTRYX, INC. 850 MAUDE AVENUE MOUNTAIN VIEW CA 94043 1 0 0 0 Common Stock 2018-05-21 4 A 0 8421 0.00 A 147206 D Stock Option (right to buy) 12.94 2018-05-21 4 A 0 13352 0.00 A 2028-05-21 Common Stock 13352 13352 D The restricted stock was awarded on May 21, 2018, and 100% of the restricted stock will vest on May 21, 2019, subject to the Reporting Person's continued service to the Company on such date. Shares will be delivered to the Reporting Person within thirty (30) days following the vesting date. The option was granted on May 21, 2018. The award vests and becomes exercisable on the first anniversary of the grant date, subject to the Reporting Person's continued employment or service relationship with the Company on such vesting date. /s/ Susan M. Kanaya, Attorney-in-fact 2018-05-23