Editor's Note: Any reference to TheStreet Ratings and its underlying recommendation does not reflect the opinion of TheStreet, Inc. or any of its contributors including Jim Cramer or Stephanie Link. The Health Care sector as a whole closed the day down 0.4% versus the S&P 500, which was unchanged. Laggards within the Health Care sector included Dynatronics ( DYNT), down 7.2%, Natural Alternatives International ( NAII), down 1.8%, Reliv' International ( RELV), down 6.1%, Electromed ( ELMD), down 2.6% and EntreMed ( ENMD), down 4.2%. TheStreet Ratings Group would like to highlight 3 stocks that pushed the sector lower today: EntreMed ( ENMD) is one of the companies that pushed the Health Care sector lower today. EntreMed was down $0.08 (4.2%) to $1.72 on heavy volume. Throughout the day, 53,245 shares of EntreMed exchanged hands as compared to its average daily volume of 21,700 shares. The stock ranged in price between $1.67-$1.77 after having opened the day at $1.73 as compared to the previous trading day's close of $1.80. EntreMed has a market cap of $47.4 million and is part of the drugs industry. Shares are up 7.5% year-to-date as of the close of trading on Monday. STOCKS TO BUY: TheStreet Quant Ratings has identified a handful of stocks that can potentially TRIPLE in the next 12 months. Learn more.