Rallybio Corp. engages in the identification, research and development, and manufacture of clinical biotechnology products and therapies for severe and rare diseases. The company is headquartered in New Haven, Connecticut and currently employs 15 full-time employees. The company went IPO on 2021-07-29. The company has a pipeline of product candidates aimed at addressing diseases with unmet medical need in the areas of complement dysregulation and hematology. The Company’s lead program, RLYB116, is a differentiated C5 inhibitor with the potential to treat diseases of complement dysregulation, with an initial focus on immune platelet transfusion refractoriness (PTR) and refractory antiphospholipid syndrome (APS). RLYB116 is a novel, once-weekly, small volume, subcutaneously injected C5 inhibitor designed to meet patient demand for a convenient, self-administered at-home solution. Its pipeline also includes RLYB332, a preclinical long-acting matriptase-2 antibody for the treatment of diseases of iron overload. Its RLYB114 is a pegylated C5 inhibitor in development for complement-mediated ophthalmic disorders.