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 31 points (0.2%) at 16,439 as of Monday, April 21, 2014, 12:55 PM ET. The NYSE advances/declines ratio sits at 1,695 issues advancing vs. 1,308 declining with 151 unchanged. The Services sector currently sits up 0.2% versus the S&P 500, which is up 0.2%. Top gainers within the sector include Zillow ( Z), up 7.3%, J.C. Penney ( JCP), up 7.2%, Sears Holdings Corporation ( SHLD), up 6.3%, Charter Communications ( CHTR), up 5.7% and CoStar Group ( CSGP), up 3.1%. On the negative front, top decliners within the sector include MoneyGram International ( MGI), down 14.5%, AthenaHealth ( ATHN), down 4.9%, Chipotle Mexican Grill ( CMG), down 2.1%, Fleetcor Technologies ( FLT), down 1.3% and Starwood Hotels & Resorts Worldwide ( HOT), down 1.2%. TheStreet would like to highlight 3 stocks pushing the sector higher today: 3. Delta Air Lines ( DAL) is one of the companies pushing the Services sector higher today. As of noon trading, Delta Air Lines is up $0.21 (0.6%) to $33.97 on average volume. Thus far, 4.9 million shares of Delta Air Lines exchanged hands as compared to its average daily volume of 12.3 million shares. The stock has ranged in price between $33.25-$33.99 after having opened the day at $33.61 as compared to the previous trading day's close of $33.76. Delta Air Lines, Inc. provides scheduled air transportation for passengers and cargo worldwide. Its route network comprises various gateway airports in Amsterdam, Atlanta, Cincinnati, Detroit, Memphis, Minneapolis-St. Delta Air Lines has a market cap of $28.7 billion and is part of the transportation industry. Shares are up 22.9% year-to-date as of the close of trading on Thursday. Currently there are 11 analysts who rate Delta Air Lines a buy, no analysts rate it a sell, and 1 rates it a hold. TheStreet Ratings rates Delta Air Lines as a buy. The company's strengths can be seen in multiple areas, such as its notable return on equity, attractive valuation levels, good cash flow from operations, solid stock price performance and compelling growth in net income. 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 Delta Air Lines 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.