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. All three major indices are trading down today with the Dow Jones Industrial Average ( ^DJI) trading down 32 points (-0.2%) at 17,036 as of Thursday, Sept. 11, 2014, 12:55 PM ET. The NYSE advances/declines ratio sits at 1,537 issues advancing vs. 1,470 declining with 140 unchanged. The Basic Materials sector currently sits down 0.3% versus the S&P 500, which is down 0.1%. Top gainers within the sector include Petroleo Brasileiro SA Petrobras ( PBR), up 1.2%, Williams Companies ( WMB), up 1.0% and Pioneer Natural Resources ( PXD), up 1.0%. On the negative front, top decliners within the sector include Air Products & Chemicals ( APD), down 2.2%, Statoil ASA ( STO), down 1.6%, Royal Dutch Shell ( RDS.B), down 1.0%, TransCanada ( TRP), down 0.9% and Chevron ( CVX), down 0.6%. TheStreet would like to highlight 3 stocks pushing the sector higher today: 3. Tenaris ( TS) is one of the companies pushing the Basic Materials sector higher today. As of noon trading, Tenaris is up $1.24 (2.8%) to $45.87 on heavy volume. Thus far, 1.1 million shares of Tenaris exchanged hands as compared to its average daily volume of 879,400 shares. The stock has ranged in price between $45.09-$45.91 after having opened the day at $45.15 as compared to the previous trading day's close of $44.63. STOCKS TO BUY: TheStreet Quant Ratings has identified a handful of stocks that can potentially TRIPLE in the next 12 months. Learn more. Tenaris S.A., through its subsidiaries, is engaged in the steel pipe manufacturing and distribution activities. Tenaris has a market cap of $26.3 billion and is part of the metals & mining industry. Shares are up 2.1% year-to-date as of the close of trading on Wednesday. Currently there is 1 analyst who rates Tenaris a buy, no analysts rate it a sell, and 8 rate it a hold. TheStreet Ratings rates Tenaris as a buy. The company's strengths can be seen in multiple areas, such as its largely solid financial position with reasonable debt levels by most measures, expanding profit margins and increase in stock price during the past year. We feel these strengths outweigh the fact that the company has had somewhat disappointing return on equity. Get the full Tenaris Ratings Report now. STOCKS TO BUY: TheStreet Quant Ratings has identified a handful of stocks that can potentially TRIPLE in the next 12 months. Learn more.