Momenta Pharmaceuticals Announces Date of Fourth Quarter and Year End 2012 Financial Results Conference Call and Webcast

Momenta Pharmaceuticals Announces Date of Fourth Quarter and Year End 2012
Financial Results Conference Call and Webcast

CAMBRIDGE, Mass., Jan. 24, 2013 (GLOBE NEWSWIRE) -- Momenta Pharmaceuticals,
Inc. (Nasdaq:MNTA), a biotechnology company specializing in the
characterization and engineering of complex drugs, will release its financial
results for the fourth quarter ended December 31, 2012 before the U.S.
financial markets open on Friday, February 15, 2013. 

Management will host a conference call on that date at 10:00 a.m. ET to
discuss these results and provide an update on the company. To access the
call, please dial (877) 224-9084 (domestic) or (720) 545-0022 (international)
prior to the scheduled conference call time and provide the access code
89671238. A live webcast of the call will be available on the "Investors"
section of the company's website, www.momentapharma.com. Please go to the site
at least 15 minutes prior to the call in order to register, download, and
install any necessary software. An archived version of the webcast will be
posted on the Momenta website approximately two hours after the call.

About Momenta

Momenta Pharmaceuticals is a biotechnology company, headquartered in
Cambridge, MA, specializing in the detailed structural analysis of complex
mixture drugs. 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. The
company's logo, trademarks, and service marks are the property of Momenta
Pharmaceuticals, Inc. All other trade names, trademarks, or service marks are
property of their respective owners.

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