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 Two out of the three major indices are trading up today with the Dow Jones Industrial Average ( ^DJI) trading up 60 points (0.4%) at 15,029 as of Tuesday, May 7, 2013, 12:54 PM ET. The NYSE advances/declines ratio sits at 1,907 issues advancing vs. 994 declining with 159 unchanged. The Basic Materials sector currently sits down 0.16 versus the S&P 500, which is up 0.3%. On the negative front, top decliners within the sector include Barrick Gold Corporation ( ABX), down 3.30, Silver Wheaton Corporation ( SLW), down 3.25 and Southern Copper Corporation ( SCCO), down 1.86. Top gainers within the sector include EOG Resources ( EOG), up 8.0%, Continental Resources ( CLR), up 2.9%, Pioneer Natural Resources Company ( PXD), up 2.8%, PetroChina ( PTR), up 2.4% and Noble Energy ( NBL), up 2.2%. TheStreet Ratings group would like to highlight 3 stocks pushing the sector lower today: 3. Goldcorp ( GG) is one of the companies pushing the Basic Materials sector lower today. As of noon trading, Goldcorp is down $0.64 (-2.2%) to $28.28 on average volume Thus far, 3.9 million shares of Goldcorp exchanged hands as compared to its average daily volume of 7.0 million shares. The stock has ranged in price between $28.19-$28.86 after having opened the day at $28.64 as compared to the previous trading day's close of $28.92. Goldcorp Inc. engages in the acquisition, development, exploration, and operation of precious metal properties in Canada, the United States, Mexico, and Central and South America. It primarily explores for gold ores, as well as for silver, copper, lead, and zinc ores. Goldcorp has a market cap of $23.5 billion and is part of the metals & mining industry. The company has a P/E ratio of 16.3, below the S&P 500 P/E ratio of 17.7. Shares are down 21.2% year to date as of the close of trading on Monday. TheStreet Ratings rates Goldcorp as a hold. The company's strengths can be seen in multiple areas, such as its increase in net income, largely solid financial position with reasonable debt levels by most measures and good cash flow from operations. However, as a counter to these strengths, we also find weaknesses including a generally disappointing performance in the stock itself and disappointing return on equity. Get the full Goldcorp Ratings Report now. Exclusive Offer: Jim Cramer's 'go-to' small/mid-cap guru Bryan Ashenberg only buys stocks he thinks could return 50-100%. See his top picks for 14-days FREE.