) -- Shares of

Momenta Pharmaceuticals



) were gapping up Monday morning with an open price 15.6% higher than Friday's closing price. The stock closed at $12.24 Friday and opened today's trading at $14.15.

The average volume for Momenta has been 1.2 million shares per day over the past 30 days. Momenta has a market cap of $612 million and is part of the

health care

sector and


industry. Shares are down 17.8% year to date as of the close of trading on Friday.

Momenta Pharmaceuticals, Inc., a biotechnology company, specializes in the characterization and process engineering of complex molecules. These complex molecules include proteins; polypeptides; and cell surface polysaccharides, such as heparan-sulfate proteoglycans (HSPGs). The company has a P/E ratio of three, equal to the average drugs industry P/E ratio and below the S&P 500 P/E ratio of 17.7.

TheStreet Ratings rates Momenta as a


. The company's strengths can be seen in multiple areas, such as its robust revenue growth, largely solid financial position with reasonable debt levels by most measures and notable return on equity. However, as a counter to these strengths, we find that the stock has had a generally disappointing performance in the past year. You can view the full

Momenta Ratings Report


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