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. Two out of the three major indices are trading lower today with the Dow Jones Industrial Average ( ^DJI) trading down 18 points (-0.1%) at 15,776 as of Monday, Feb. 10, 2014, 11:55 AM ET. The NYSE advances/declines ratio sits at 1,409 issues advancing vs. 1,532 declining with 144 unchanged. The Real Estate industry currently sits up 0.3% versus the S&P 500, which is down 0.1%. A company within the industry that fell today was Realogy Holdings ( RLGY), up 1.4%. Top gainers within the industry include Apartment Investment & Management ( AIV), up 1.5%, Extra Space Storage ( EXR), up 1.1%, Camden Property ( CPT), up 1.1%, Equity Residential ( EQR), up 0.7% and Brookfield Office Properties ( BPO), up 0.6%. TheStreet would like to highlight 4 stocks pushing the industry lower today: 4. CoStar Group ( CSGP) is one of the companies pushing the Real Estate industry lower today. As of noon trading, CoStar Group is down $3.92 (-2.2%) to $171.38 on light volume. Thus far, 29,148 shares of CoStar Group exchanged hands as compared to its average daily volume of 119,200 shares. The stock has ranged in price between $171.38-$174.90 after having opened the day at $174.90 as compared to the previous trading day's close of $175.30. CoStar Group, Inc. provides information, analytics, and marketing services to the commercial real estate industry in the United States, the United Kingdom, and France. CoStar Group has a market cap of $5.0 billion and is part of the financial sector. Shares are down 5.0% year-to-date as of the close of trading on Friday. Currently there are 3 analysts that rate CoStar Group a buy, no analysts rate it a sell, and 1 rates it a hold. TheStreet Ratings rates CoStar Group as a buy. 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, compelling growth in net income, good cash flow from operations and expanding profit margins. Although no company is perfect, currently we do not see any significant weaknesses which are likely to detract from the generally positive outlook. Get the full CoStar Group Ratings Report now. STOCKS TO BUY: TheStreet Quant Ratings has identified a handful of stocks that can potentially TRIPLE in the next 12 months. Learn more.