Y-mAbs Therapeutics, Inc. is a commercial-stage biopharmaceutical company focused on the development and commercialization of radioimmunotherapy and antibody-based therapeutic cancer products. Its technologies include its investigational Self-Assembly DisAssembly (SADA) Pretargeted Radioimmunotherapy Platform and bispecific antibodies generated using the Y-BiClone platform. Its advanced product pipeline includes the anti-GD2 therapy DANYELZA (naxitamab-gqgk), a food and drug administration (FDA)-approved treatment for patients with relapsed or refractory neuroblastoma in the bone or bone marrow after a partial response, minor response or stable disease to prior therapy. DANYELZA is a humanized immunoglobulin G, subtype 1k (IgG1k), monoclonal antibody (mAb), that targets ganglioside GD2, which is expressed in various neuroectoderm derived tumors and sarcomas. Omburtamab targets B7-H3, an immune checkpoint molecule that is expressed in tumor cells of several cancer types.