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. One out of the three major indices are trading lower today with the Dow Jones Industrial Average ( ^DJI) trading up 49 points (0.3%) at 16,411 as of Monday, April 28, 2014, 12:55 PM ET. The NYSE advances/declines ratio sits at 1,415 issues advancing vs. 1,576 declining with 152 unchanged. The Basic Materials sector currently sits down 0.4% versus the S&P 500, which is unchanged. On the negative front, top decliners within the sector include Energy Transfer Partners ( ETP), down 2.1%, Ecopetrol ( EC), down 1.7% and BP ( BP), down 1.2%. Top gainers within the sector include Weatherford International ( WFT), up 3.4%, Petroleo Brasileiro SA Petrobras ( PBR), up 2.3%, PetroChina ( PTR), up 2.2%, Total ( TOT), up 1.6% and Suncor Energy ( SU), up 1.0%. TheStreet would like to highlight 3 stocks pushing the sector lower today: 3. Vale ( VALE) is one of the companies pushing the Basic Materials sector lower today. As of noon trading, Vale is down $0.14 (-1.1%) to $13.37 on average volume. Thus far, 16.2 million shares of Vale exchanged hands as compared to its average daily volume of 21.9 million shares. The stock has ranged in price between $12.98-$13.44 after having opened the day at $13.22 as compared to the previous trading day's close of $13.51. Vale S.A. is engaged in the research, production, and sale of iron ore and pellets, nickel, fertilizer, copper, coal, manganese, ferroalloys, cobalt, platinum group metals, and precious metals. Vale has a market cap of $74.4 billion and is part of the metals & mining industry. The company has a P/E ratio of 11.9, below the S&P 500 P/E ratio of 17.7. Shares are down 11.4% year-to-date as of the close of trading on Friday. Currently there are 6 analysts that rate Vale a buy, 1 analyst rates it a sell, and 5 rate it a hold. TheStreet Ratings rates Vale as a hold. The company's strengths can be seen in multiple areas, such as its expanding profit margins and largely solid financial position with reasonable debt levels by most measures. However, as a counter to these strengths, we also find weaknesses including a generally disappointing performance in the stock itself, deteriorating net income and disappointing return on equity. Get the full Vale 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.