CytomX Therapeutics, Inc. operates as an oncology-focused biopharmaceutical company in the United States. The company develops a novel class of investigational antibody therapeutics based on its Probody technology platform for the treatment of cancer. Its product candidates in clinical stage include CX-072, a Probody therapeutic targeting programmed cell death ligand 1 immuno-oncology target; CX-2009, a Probody drug conjugate (PDC) against CD166 novel drug target; BMS-986249, a CTLA-4 Probody therapeutic drug; CX-2029, a PDC targeting CD71; and CX-188, a Probody therapeutic targeting PD-1 anti-cancer target. The company has strategic collaborations with AbbVie Ireland Unlimited Company, Amgen, Inc., Bristol-Myers Squibb Company, ImmunoGen, Inc., and Pfizer Inc. to develop Probody therapeutics. CytomX Therapeutics, Inc. was founded in 2008 and is headquartered in South San Francisco, California.