Editor's Note: Any reference to TheStreet Ratings and its underlying recommendation does not reflect the opinion of TheStreet, Inc. or any of its contributors including Jim Cramer or Stephanie Link. Two out of the three major indices are trading lower today with the Dow Jones Industrial Average ( ^DJI) trading down 4 points (0.0%) at 15,077 as of Monday, Aug. 19, 2013, 12:50 PM ET. The NYSE advances/declines ratio sits at 933 issues advancing vs. 2,036 declining with 90 unchanged. The Basic Materials sector currently sits down 0.4% versus the S&P 500, which is down 0.1%. Top gainers within the sector include Barrick Gold Corporation ( ABX), up 1.1%, and Goldcorp ( GG), up 1.1%. On the negative front, top decliners within the sector include Marathon Oil ( MRO), down 3.4%, ArcelorMittal ( MT), down 2.5%, Canadian Natural Resources ( CNQ), down 2.2%, Enterprise Products Partners ( EPD), down 1.9% and Energy Transfer Equity ( ETE), down 1.7%. TheStreet would like to highlight 5 stocks pushing the sector higher today: 5. Companhia Siderurgica Nacional ( SID) is one of the companies pushing the Basic Materials sector higher today. As of noon trading, Companhia Siderurgica Nacional is up $0.19 (5.4%) to $3.69 on heavy volume. Thus far, 11.0 million shares of Companhia Siderurgica Nacional exchanged hands as compared to its average daily volume of 6.2 million shares. The stock has ranged in price between $3.54-$3.79 after having opened the day at $3.55 as compared to the previous trading day's close of $3.50. Companhia Siderurgica Nacional operates as an integrated steel producer primarily in Brazil. The company principally produces carbon steel and various steel products for automotive, home appliance, packaging, construction, and steel processing industries. Companhia Siderurgica Nacional has a market cap of $4.9 billion and is part of the metals & mining industry. Shares are down 40.7% year to date as of the close of trading on Friday. Currently there are no analysts that rate Companhia Siderurgica Nacional a buy, 2 analysts rate it a sell, and 1 rates it a hold. TheStreet Ratings rates Companhia Siderurgica Nacional as a hold. The company's strongest point has been its a solid financial position based on a variety of debt and liquidity measures that we have looked at. At the same time, however, we also find weaknesses including meager revenue growth and feeble growth in the company's earnings per share. Get the full Companhia Siderurgica Nacional 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.