Marsha H. Fanucci Resigns from the Board of Directors of Momenta Pharmaceuticals, Inc. Effective December 31, 2016

Momenta Pharmaceuticals, Inc. is a biotechnology company. The Company is focused on developing generic versions of drugs, biosimilars and therapeutics for oncology and autoimmune disease. The Company has developed generic version of LOVENOX (enoxaparin sodium injection) and COPAXONE (glatiramer acetate injection). GLATOPA 20 milligrams (mg)/ milliliters (mL) is a generic version of once-daily COPAXONE 20 mg/mL indicated for the treatment of patients with relapsing forms of multiple sclerosis, a chronic disease of the central nervous system characterized by inflammation and neurodegeneration. COPAXONE is available in both a once-daily 20 mg/mL formulation and a three-times-weekly 40 mg/mL formulation. The Company's Enoxaparin Sodium Injection is a generic version of LOVENOX indicated for the prevention and treatment of deep vein thrombosis and to support the treatment of acute coronary syndromes. The Company's programs include M254, M281 (Anti-FcRn candidate) and M230.