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 Two out of the three major indices are trading up today with the Dow Jones Industrial Average ( ^DJI) trading up 4 points (0.0%) at 14,823 as of Tuesday, April 30, 2013, 12:55 PM ET. The NYSE advances/declines ratio sits at 1,672 issues advancing vs. 1,218 declining with 158 unchanged. The Computer Software & Services industry currently sits up 0.1% versus the S&P 500, which is unchanged. A company within the industry that fell today was Intuit ( INTU), up 1.95. Top gainers within the industry include Infosys ( INFY), up 2.4%, Wipro ( WIT), up 2.3%, Sap AG ADR ( SAP), up 0.9% and Microsoft Corporation ( MSFT), up 0.6%. TheStreet Ratings group would like to highlight 3 stocks pushing the industry lower today: 3. Thomson Reuters Corporation ( TRI) is one of the companies pushing the Computer Software & Services industry lower today. As of noon trading, Thomson Reuters Corporation is down $0.71 (-2.1%) to $33.01 on heavy volume Thus far, 1.4 million shares of Thomson Reuters Corporation exchanged hands as compared to its average daily volume of 1.1 million shares. The stock has ranged in price between $32.69-$33.42 after having opened the day at $33.18 as compared to the previous trading day's close of $33.72. Thomson Reuters Corporation provides intelligent information for businesses and professionals worldwide. It sells electronic content and services to professionals, primarily on a subscription basis. Thomson Reuters Corporation has a market cap of $27.5 billion and is part of the technology sector. The company has a P/E ratio of 13.3, below the S&P 500 P/E ratio of 17.7. Shares are up 14.2% year to date as of the close of trading on Monday. TheStreet Ratings rates Thomson Reuters Corporation as a hold. The company's strengths can be seen in multiple areas, such as its increase in stock price during the past year, impressive record of earnings per share growth and compelling growth in net income. However, as a counter to these strengths, we find that the company's profit margins have been poor overall. Get the full Thomson Reuters Corporation 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.