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 11 points (-0.1%) at 15,227 as of Tuesday, June 11, 2013, 12:50 PM ET. The NYSE advances/declines ratio sits at 560 issues advancing vs. 2,425 declining with 97 unchanged. The Technology sector currently sits down 0.40 versus the S&P 500, which is down 0.37. Top gainers within the sector include Micron Technology ( MU), up 1.0%, Mobile Telesystems OJSC ( MBT), up 1.0% and Apple ( AAPL), up 0.7%. On the negative front, top decliners within the sector include Oi ( OIBR), down 7.24, Telekomunikasi Indonesia (Persero) Tbk ( TLK), down 6.20, Philippine Long Distance Telephone ( PHI), down 3.45, Telecom Italia SpA ( TI), down 2.99 and Texas Instruments ( TXN), down 2.59. TheStreet Ratings group would like to highlight 5 stocks pushing the sector higher today: 5. Catamaran ( CTRX) is one of the companies pushing the Technology sector higher today. As of noon trading, Catamaran is up $5.37 (11.04) to $54.03 on heavy volume Thus far, 6.0 million shares of Catamaran exchanged hands as compared to its average daily volume of 1.6 million shares. The stock has ranged in price between $53.50-$56.10 after having opened the day at $55.31 as compared to the previous trading day's close of $48.66. Catamaran Corporation provides pharmacy benefit management (PBM) services and healthcare information technology (HCIT) solutions to the healthcare benefits management industry in North America. The company operates in two segments: PBM and HCIT. Catamaran has a market cap of $10.4 billion and is part of the health services industry. The company has a P/E ratio of 68.0, above the S&P 500 P/E ratio of 17.7. Shares are up 6.8% year to date as of the close of trading on Monday. Currently there are 13 analysts that rate Catamaran a buy, no analysts rate it a sell, and 5 rate it a hold. TheStreet Ratings rates Catamaran as a buy. The company's strengths can be seen in multiple areas, such as its robust revenue growth, largely solid financial position with reasonable debt levels by most measures, good cash flow from operations, compelling growth in net income and growth in earnings per share. We feel these strengths outweigh the fact that the company has had somewhat disappointing return on equity. Get the full Catamaran 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.