Actinium Pharmaceuticals, Inc. focuses on developing and commercializing therapies for bone marrow transplant (BMT)or a type of cellular therapy, and for other adoptive cell therapies. Its lead product candidate, I-131 apamistamab (Iomab-B) is in a pivotal Phase III clinical trial for elderly relapsed or refractory acute myeloid leukemia trial for BMT conditioning. The company also offers clinical and preclinical development programs that utilize multiple isotopes.