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. All three major indices are trading up today with the Dow Jones Industrial Average ( ^DJI) trading up 7 points (0.0%) at 17,094 as of Thursday, July 24, 2014, 12:55 PM ET. The NYSE advances/declines ratio sits at 1,609 issues advancing vs. 1,334 declining with 169 unchanged. The Services sector currently sits up 0.1% versus the S&P 500, which is up 0.1%. Top gainers within the sector include CoStar Group ( CSGP), up 10.0%, Royal Caribbean Cruises ( RCL), up 7.4%, Tractor Supply ( TSCO), up 7.0%, Westinghouse Air Brake Technologies ( WAB), up 4.5% and O'Reilly Automotive ( ORLY), up 3.6%. On the negative front, top decliners within the sector include Liberty Media Corporation ( LMCB), down 64.7%, Life Time Fitness ( LTM), down 9.6%, New Oriental Education & Technology Group I ( EDU), down 5.0%, Liberty Ventures Class A ( LVNTA), down 4.8% and Netflix ( NFLX), down 1.2%. TheStreet would like to highlight 3 stocks pushing the sector higher today: 3. Walgreen ( WAG) is one of the companies pushing the Services sector higher today. As of noon trading, Walgreen is up $0.65 (0.9%) to $73.55 on average volume. Thus far, 3.6 million shares of Walgreen exchanged hands as compared to its average daily volume of 5.4 million shares. The stock has ranged in price between $72.55-$73.75 after having opened the day at $73.08 as compared to the previous trading day's close of $72.90. Walgreen Co., together with its subsidiaries, operates a network of drugstores in the United States. It provides consumer goods and services, pharmacy, and health and wellness services through drugstores, as well as through mail, and by telephone and online. Walgreen has a market cap of $68.3 billion and is part of the retail industry. Shares are up 26.9% year-to-date as of the close of trading on Wednesday. Currently there are 13 analysts who rate Walgreen a buy, 2 analysts rate it a sell, and 5 rate it a hold. TheStreet Ratings rates Walgreen as a buy. The company's strengths can be seen in multiple areas, such as its revenue growth, impressive record of earnings per share growth, compelling growth in net income, largely solid financial position with reasonable debt levels by most measures and solid stock price performance. We feel these strengths outweigh the fact that the company shows weak operating cash flow. Get the full Walgreen Ratings Report now. 3x UPSIDE POTENTIAL: TheStreet Quant Ratings has identified a handful of stocks that can potentially TRIPLE in the next 12 months. Learn more.