IO Biotech, Inc., a clinical-stage biopharmaceutical company, develops disruptive immune modulating anti-cancer therapies in Denmark. The company's lead product candidate, IO102-IO103, is designed to target immunosuppressive proteins, such as Indoleamine 2,3-dehydrogenase (IDO), and programmed death ligand (PD-L1). It also develops IO112, a product candidate that contains a single Arginase 1-derived peptide designed to target T cells that recognize epitopes derived from Arginase 1 for the treatment of cancers. IO Biotech, Inc. was incorporated in 2021 and is based in Copenhagen, Denmark.