Annexon, Inc. is a clinical-stage biopharmaceutical company focused on developing a pipeline of therapies for patients with classical complement-mediated disorders of the body, brain and eye. The Company’s pipeline is based on its platform technology addressing classical complement-mediated autoimmune and neurodegenerative disease processes, both of which are triggered by aberrant activation of C1q, the initiating molecule of the classical complement pathway. Its product candidate, ANX005, is a monoclonal antibody formulated for intravenous administration in autoimmune and neurodegenerative disorders. Its product candidate, ANX007, is an antigen-binding fragment (Fab), formulated for intravitreal administration for the treatment of neurodegenerative ophthalmic disorders. It is also developing ANX009, an investigational, subcutaneous formulation of a Fab designed for the treatment of systemic autoimmune diseases.