Editor's Note: TheStreet ratings do not represent the views of TheStreet's staff or its contributors. Ratings are established by computer based on metrics for performance (which includes growth, stock performance, efficiency and valuation) and risk (volatility and solvency). Companies with poor cash flow or high debt levels tend to earn lower ratings in our model All three major indices are trading down today with the Dow Jones Industrial Average ( ^DJI) trading down 62 points (-0.4%) at 14,778 as of Wednesday, May 1, 2013, 12:50 PM ET. The NYSE advances/declines ratio sits at 958 issues advancing vs. 1,966 declining with 114 unchanged. The Services sector currently sits down 1.00 versus the S&P 500, which is down 0.42. Top gainers within the sector include Liberty Media Corporation ( LMCA), up 7.0%, Western Union Company ( WU), up 5.2%, Tim Hortons ( THI), up 4.0%, Comcast ( CMCSK), up 1.6% and CVS Caremark ( CVS), up 1.2%. On the negative front, top decliners within the sector include WEX ( WEX), down 9.45, WEX ( WXS), down 9.45, Amazon.com ( AMZN), down 2.92, MasterCard Incorporated ( MA), down 2.56 and Fiserv ( FISV), down 2.57. TheStreet Ratings group would like to highlight 5 stocks pushing the sector higher today: 5. Sirius XM Radio ( SIRI) is one of the companies pushing the Services sector higher today. As of noon trading, Sirius XM Radio is up $0.08 (2.46) to $3.33 on heavy volume Thus far, 45.9 million shares of Sirius XM Radio exchanged hands as compared to its average daily volume of 46.7 million shares. The stock has ranged in price between $3.23-$3.35 after having opened the day at $3.23 as compared to the previous trading day's close of $3.25. Sirius XM Radio Inc. provides satellite radio services in the United States and Canada. The company broadcasts music, sports, entertainment, comedy, talk, news, traffic, and weather channels on subscription fee basis through two satellite radio systems. Sirius XM Radio has a market cap of $19.7 billion and is part of the media industry. The company has a P/E ratio of 6.0, below the S&P 500 P/E ratio of 17.7. Shares are up 6.2% year to date as of the close of trading on Tuesday. Currently there are 6 analysts that rate Sirius XM Radio a buy, 1 analyst rates it a sell, and 3 rate it a hold. TheStreet Ratings rates Sirius XM Radio as a buy. The company's strengths can be seen in multiple areas, such as its revenue growth, solid stock price performance, notable return on equity, expanding profit margins and good cash flow from operations. 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 Sirius XM Radio Ratings Report now. Exclusive Offer: Jim Cramer's 'go-to' small/mid-cap guru Bryan Ashenberg only buys stocks he thinks could return 50-100%. See his top picks for 14-days FREE.