Cellectar Biosciences, Inc. is a clinical-stage biopharmaceutical company, which is focused on the discovery, development and commercialization of drugs for the treatment of cancer. The Company is engaged in developing phospholipid ether-drug conjugates (PDCs) for the treatment and diagnostic imaging of cancer. The Company’s research and development program is based on its PDC cancer-targeting delivery platform. Its pipeline consists of pre-clinical and clinical product candidates, including radiotherapeutic and chemotherapeutic PDC's. Its PDC therapeutic, CLR 131 is a small-molecule PDC designed to provide targeted delivery of iodine-131 directly to cancer cells, while limiting exposure to healthy cells. The Company’s product pipeline also includes one preclinical PDC chemotherapeutic program (CLR 1900). The CLR 1900 Series is targeted for solid tumors with a payload that inhibits mitosis a validated pathway for treating cancers.