Leap Therapeutics, Inc., formerly HealthCare Pharmaceuticals, Inc., is a clinical-stage biopharmaceutical company. The Company engages in acquiring and developing therapeutics in cancer biology. Its lead product candidates for use in clinical trials include TRX518 and DKN-01. DKN-01 is a monoclonal antibody targeting Dickkopf-related protein 1 (DKK1). TRX518 is a monoclonal antibody targeting the glucocorticoid-induced tumor necrosis factor-related receptor (GITR). DKN-01 has potential as a targeted cancer treatment in esophageal cancer, cholangiocarcinoma, non-small cell lung cancer, and other tumor types, such as pancreatic, gastric, liver, head and neck, uterine, and prostate cancers and multiple myeloma. It is conducting two clinical trials of TRX518 in patients with advanced solid tumors and have evidence of biomarker modulation and clinical activity. DKN-01 has been tested in a pilot study in patients with multiple myeloma in combination with lenalidomide and dexamethasone. .