CYTOMX THERAPEUTICS, INC. (NASDAQ:CTMX) Files An 8-K Other Events

Item 8.01.Other Events.

On June 28, 2017, CytomX Therapeutics, Inc. issued a press
release announcing the treatment of the first patient in the
PROCLAIM-CX-2009 study, a Phase 1/2 clinical trial evaluating
CX-2009 as monotherapy in patients with select advanced solid
tumors. The full text of the press release is furnished as
Exhibit 99.1 hereto.

Reference is made to the Exhibit Index attached hereto

CytomX Therapeutics, Inc. Exhibit
EX-99.1 2 ctmx-ex991_6.htm EX-99.1 ctmx-ex991_6.htm EXHIBIT 99.1     CytomX Announces the First Patient Treated in Phase 1/2 PROCLAIM-CX-2009 Trial   SOUTH SAN FRANCISCO,…
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About CYTOMX THERAPEUTICS, INC. (NASDAQ:CTMX)

CytomX Therapeutics, Inc. is an oncology-focused biopharmaceutical company. The Company is engaged in the development of a class of antibody therapeutics based on its Probody technology platform. It uses its platform to create cancer immunotherapies against clinically validated targets, as well as to develop cancer therapeutics against a range of targets. A Probody therapeutic consists of three components produced as a single protein by standard antibody production methodology: an active anti-cancer antibody, a mask for the antibody and a protease-cleavable linker. Its Probody product candidate, CX-072, is directed against programmed death-ligand 1 (PD-L1). CX-072 is based on a monoclonal antibody targeting PD-L1. Its product candidate, CX-2009, is directed against the target CD-166. It is developing a programmed cell death protein 1 (PD-1) Probody therapeutic as an additional approach to block the PD-L1/PD-1 pathway. It is also conducting Integrin alpha-3 PDC program.