IGM Biosciences, Inc. is a clinical-stage biotechnology company. The Company is engaged in developing and delivering a new class of medicines to treat patients with cancer and autoimmune and inflammatory diseases. The Company’s pipeline of clinical and preclinical assets is based on the IgM antibody, which has 10 binding sites compared to conventional IgG antibodies with only two binding sites. It is also focused on creating, developing, manufacturing, and commercializing IgM antibody agonists against oncology and immunology and inflammation targets. The Company’s development programs include Aplitabart, Imvotamab, and IGM-2644. Aplitabart is an IgM antibody targeting Death Receptor 5 (DR5) proteins, being evaluated in multiple phase I combination trials for the treatment of colorectal cancer. Imvotamab is a bispecific T cell engaging IgM antibody targeting CD20 and CD3 proteins. IGM-2644 is a bispecific T cell engaging IgM antibody targeting CD38 and CD3 proteins.