All three major indices are trading up today with the Dow Jones Industrial Average ( ^DJI) trading up 76 points (0.5%) at 15,300 as of Tuesday, July 9, 2013, 12:50 PM ET. The NYSE advances/declines ratio sits at 2,101 issues advancing vs. 849 declining with 106 unchanged. The Services sector currently sits up 0.7% versus the S&P 500, which is up 1.2%. On the negative front, top decliners within the sector include Melco Crown Entertainment ( MPEL), down 2.0%, Ryanair Holdings ( RYAAY), down 1.1%, Cencosud ( CNCO), down 1.6% and Twenty-First Century Fox ( FOXA), down 0.7%. Top gainers within the sector include Alaska Air Group ( ALK), up 9.2%, FedEx Corporation ( FDX), up 7.2%, Grupo Televisa S.A.B ( TV), up 5.1%, Expeditors International of Washington ( EXPD), up 3.1% and CSX ( CSX), up 3.0%. TheStreet would like to highlight 5 stocks pushing the sector lower today: 5. Allegiant Travel Company ( ALGT) is one of the companies pushing the Services sector lower today. As of noon trading, Allegiant Travel Company is down $6.21 (-5.8%) to $99.88 on heavy volume. Thus far, 171,079 shares of Allegiant Travel Company exchanged hands as compared to its average daily volume of 100,000 shares. The stock has ranged in price between $99.55-$103.90 after having opened the day at $103.80 as compared to the previous trading day's close of $106.09. Allegiant Travel Company, through its subsidiaries, operates as a leisure travel company in the United States. Allegiant Travel Company has a market cap of $2.0 billion and is part of the transportation industry. Shares are up 45.7% year to date as of the close of trading on Monday. Currently there are 3 analysts that rate Allegiant Travel Company a buy, 1 analyst rates it a sell, and 4 rate it a hold. TheStreet Ratings rates Allegiant Travel Company as a buy. The company's strengths can be seen in multiple areas, such as its revenue growth, largely solid financial position with reasonable debt levels by most measures, notable return on equity, good cash flow from operations and impressive record of earnings per share growth. We feel these strengths outweigh the fact that the company shows low profit margins. Get the full Allegiant Travel Company 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.