 RADNOR, Pa., July 5, 2021 PRNewswire -- The law firm of Kessler Topaz Meltzer Check, LLP announces that a securities fraud class action lawsuit has been filed against ChemoCentryx, Inc. NASDAQ: CCXI ChemoCentryx on behalf of those who purchased or acquired ChemoCentryx common stock between November 26, 2019 and May 6, 2021 , inclusive the Class Period. 