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 20 points (-0.2%) at 12,795 as of Monday, Nov. 12, 2012, 11:49 AM ET. The NYSE advances/declines ratio sits at 1,283 issues advancing vs. 1,555 declining with 129 unchanged. The Services sector currently sits down 0.2% versus the S&P 500, which is down 0.1%. Top gainers within the sector include Best Buy ( BBY), up 5.1%, New Oriental Education & Technology Group I ( EDU), up 3.8%, Ctrip.com International ( CTRP), up 2.4%, United Rentals ( URI), up 2.0% and Moody's Corporation ( MCO), up 1.7%. On the negative front, top decliners within the sector include J.C. Penney ( JCP), down 9.4%, GNC Acquisition Holdings ( GNC), down 2.8%, Sears Holdings Corporation ( SHLD), down 2.9%, MGM Resorts International ( MGM), down 2.8% and Gannett ( GCI), down 2.2%. TheStreet Ratings group would like to highlight 5 stocks pushing the sector higher today: 5. Canadian National Railway ( CNI) is one of the companies pushing the Services sector higher today. As of noon trading, Canadian National Railway is up $0.70 (0.8%) to $86.98 on light volume Thus far, 85,629 shares of Canadian National Railway exchanged hands as compared to its average daily volume of 514,400 shares. The stock has ranged in price between $86.29-$87.13 after having opened the day at $86.49 as compared to the previous trading day's close of $86.28. Canadian National Railway Company, together with its subsidiaries, engages in rail and related transportation business in North America. Canadian National Railway has a market cap of $37.3 billion and is part of the transportation industry. The company has a P/E ratio of 14.1, below the S&P 500 P/E ratio of 17.7. Shares are up 10.1% year to date as of the close of trading on Friday. Currently there are 4 analysts that rate Canadian National Railway a buy, 3 analysts rate it a sell, and 16 rate it a hold. TheStreet Ratings rates Canadian National Railway 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, good cash flow from operations and growth in earnings per share. Although the company may harbor some minor weaknesses, we feel they are unlikely to have a significant impact on results. Get the full Canadian National Railway Ratings Report now.