 New York, New York--Newsfile Corp. - July 20, 2020 - Bronstein, Gewirtz Grossman, LLC reminds investors that a class action lawsuit has been filed against CytomX Therapeutics, Inc. CytomX or the Company NYSE: CTMX and certain of its officers, on behalf of shareholders who purchased or otherwise acquired CytomX securities between May 17, 2018, and May 13, 2020, inclusive the Class Period. Such investors are encouraged to join this case by visiting ... 