CLDX vs ONTX

Celldex Therapeutics Inc.

Celldex Therapeutics, Inc., a biopharmaceutical company, engages in developing therapeutic monoclonal and bispecific antibodies for the treatment of various diseases. Its drug candidates include antibody-based therapeutics to treat patients with inflammatory diseases and various forms of cancer. The company's clinical development programs CDX-0159, a Phase I monoclonal antibody that binds the receptor tyrosine kinase KIT and inhibits its activity; CDX-1140, a human agonist monoclonal antibody targeted to CD40, a key activator of immune response, which is found on dendritic cells, macrophages, and B cells, as well as is expressed on various cancer cells; and CDX-527, a bispecific antibody, which uses the company's proprietary active anti-PD-L1 and CD27 human antibodies to couple CD27 costimulation with blockade of the PD-L1/PD-1 pathway to help prime and activate anti-tumor T cell responses through CD27 costimulation. Celldex Therapeutics, Inc. has research collaboration and license agreements with University of Southampton to develop human antibodies towards CD27; Amgen Inc. with exclusive rights to CDX-301 and CD40 ligand; and Yale University. The company was incorporated in 1983 and is headquartered in Hampton, New Jersey.

Onconova Therapeutics Inc.

Onconova Therapeutics, Inc., a clinical-stage biopharmaceutical company, focuses on discovering and developing novel products to treat cancer. The company has proprietary targeted anti-cancer agents designed to disrupt specific cellular pathways that are important for cancer cell proliferation. Its novel proprietary multi-kinase inhibitor ON 123300 to target CDK4/6 and other tyrosine kinases. The company's product candidate oral rigosertib, which is in Phase 1 study of rigosertib in combination with a PD-1 inhibitor for patients with progressive K-Ras mutated non-small cell lung cancer; and in Phase 1b/2 for recessive dystrophic epidermolysis bullosa. In addition, it is involved in preclinical work investigating rigosertib in COVID-19. The company has a license agreement with SymBio Pharmaceuticals Limited; and license, development, and commercialization agreement with Pint International SA. Onconova Therapeutics, Inc. was founded in 1998 and is headquartered in Newtown, Pennsylvania.