Listed on NASDAQ (MNTA) in June 2004

Momenta Pharmaceuticals is a biotechnology company specializing in the detailed characterization and engineering of complex sugars. Momenta is applying its technology to create technology-enabled generic versions of sugar-based and other complex drug products, develop improved versions of existing drugs, and discover novel drugs and new biological processes. The Company’s most advanced product candidate is M-Enoxaparin, a technology-enabled generic version of Lovenox®. Momenta’s first improved drug candidate is M118, a rationally engineered anticoagulant specifically designed for acute coronary syndromes. The Company is developing other novel drug candidates through its discovery effort focused on understanding sugar-based biological processes. Momenta was founded in 2001 based on technology initially developed at Massachusetts Institute of Technology.