Momenta Pharmaceuticals to Webcast Presentations at Two Upcoming Investor Conferences

Momenta Pharmaceuticals to Webcast Presentations at Two Upcoming Investor
Conferences

CAMBRIDGE, Mass., Feb. 7, 2013 (GLOBE NEWSWIRE) -- Momenta Pharmaceuticals,
Inc. (Nasdaq:MNTA), a biotechnology company specializing in the
characterization and engineering of complex drugs, today announced that it
will webcast its presentation at two upcoming investor conferences.

Leerink Swann Global Healthcare Conference 2013
Wednesday, February 13, at 11:30 a.m. ET in New York, NY

2013 RBC Capital Markets' Healthcare Conference
Wednesday, February 27 at 3:00 p.m. ET in New York, NY

The audio webcast of the presentations will be available live on the
"Investors" section of the company's website located at www.momentapharma.com.
A replay of the presentations will be posted on the Momenta website
approximately one hour after the event and will be available for two weeks
following the presentation.

About Momenta

Momenta Pharmaceuticals is a biotechnology company specializing in the
detailed structural analysis of complex mixture drugs and is headquartered in
Cambridge, MA. Momenta is applying its technology to the development of
generic versions of complex drug products, as well as to the discovery and
development of novel drugs.To receive additional information about Momenta,
please visit the website at www.momentapharma.com, which does not form a part
of this press release.

CONTACT: Lora Pike
         Momenta Pharmaceuticals, Inc.
         lpike@momentapharma.com
         617.395.5189