Heat Biologics, Inc., an integrated biopharmaceutical company, engages in the development of immune therapies and vaccines. The company's therapies are used to modulate the immune system against various diseases, including cancer and infectious diseases. Its gp96 platform, including ImPACT, an allogenic cell-based, T-cell-stimulating platform that functions as an immune activator to stimulate and expand T-cells; and ComPACT, which delivers antigen driven T-cell activation and specific co-stimulation in a single product. The company develops HS-110, which has completed enrollment in a Phase II clinical trial to treat patients with advanced non-small cell lung cancer; and HS-130 that is in Phase I clinical trial for the treatment of advanced solid tumors. Its products also include PTX-35, a novel T-cell co-stimulator agonist antibody targeting DR3/TNFRSF25 that is in Phase I clinical trial; DR3/TNFRSF25 for various immunotherapy approaches; and COVID-19 vaccine, which is in preclinical stage. Heat Biologics, Inc. has a collaboration with Dr. James Shapiro at University of Alberta to manufacture surrogate mouse version of PTX-35. The company was incorporated in 2008 and is headquartered in Morrisville, North Carolina.