NEW YORK ( TheStreet) -- Shares of Insmed (Nasdaq: INSM) were gapping down Monday morning with an open price 33.8% lower than Friday's closing price. The stock closed at $4.35 Friday and opened today's trading at $2.88. The average volume for Insmed has been 212,800 shares per day over the past 30 days. Insmed has a market cap of $117 million and is part of the health care sector and drugs industry. Shares are down 25.3% year to date as of the close of trading on Friday. Insmed Incorporated, a biopharmaceutical company, focuses on the development of inhaled pharmaceuticals for the site-specific treatment of serious lung diseases. TheStreet Ratings rates Insmed as a sell. The company's weaknesses can be seen in multiple areas, such as its feeble growth in its earnings per share, deteriorating net income, disappointing return on equity and weak operating cash flow. You can view the full Insmed Ratings Report. Get more investment ideas from our investment research center. Interested in other stocks that are gapping down? Get free SMS text alerts sent to you when the action happens by texting DOWN to 95370 or select from multiple alert options.