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 62 points (-0.4%) at 15,060 as of Wednesday, June 12, 2013, 12:50 PM ET. The NYSE advances/declines ratio sits at 760 issues advancing vs. 2,254 declining with 88 unchanged. The Metals & Mining industry currently sits up 0.4% versus the S&P 500, which is down 0.61. TheStreet Ratings group would like to highlight 3 stocks pushing the industry lower today: 3. Gerdau ( GGB) is one of the companies pushing the Metals & Mining industry lower today. As of noon trading, Gerdau is down $0.14 (-2.4%) to $5.62 on average volume Thus far, 2.4 million shares of Gerdau exchanged hands as compared to its average daily volume of 5.2 million shares. The stock has ranged in price between $5.62-$5.79 after having opened the day at $5.78 as compared to the previous trading day's close of $5.76. Gerdau S.A. engages in the production and commercialization of steel products worldwide. Gerdau has a market cap of $10.1 billion and is part of the basic materials sector. The company has a P/E ratio of 4.9, below the S&P 500 P/E ratio of 17.7. Shares are down 35.9% year to date as of the close of trading on Tuesday. Currently there are 2 analysts that rate Gerdau a buy, no analysts rate it a sell, and 2 rate it a hold. TheStreet Ratings rates Gerdau as a hold. The company's strengths can be seen in multiple areas, such as its reasonable valuation levels 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, disappointing return on equity and poor profit margins. Get the full Gerdau 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.