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 27 points (-0.2%) at 12,904 as of Thursday, Nov. 8, 2012, 11:49 AM ET. The NYSE advances/declines ratio sits at 1,218 issues advancing vs. 1,656 declining with 135 unchanged. The Metals & Mining industry currently sits down 0.7% versus the S&P 500, which is down 0.2%. A company within the industry that fell today was Vale ( VALE), up 0.9%. TheStreet Ratings group would like to highlight 5 stocks pushing the industry lower today: 5. POSCO ( PKX) is one of the companies pushing the Metals & Mining industry lower today. As of noon trading, POSCO is down $0.70 (-0.9%) to $75.60 on light volume Thus far, 55,813 shares of POSCO exchanged hands as compared to its average daily volume of 176,500 shares. The stock has ranged in price between $75.58-$76.27 after having opened the day at $76.06 as compared to the previous trading day's close of $76.30. POSCO engages in the manufacture and sale of steel products in Korea and internationally. POSCO has a market cap of $23.9 billion and is part of the basic materials sector. The company has a P/E ratio of 6.3, below the S&P 500 P/E ratio of 17.7. Shares are down 5.6% year to date as of the close of trading on Wednesday. Currently there is 1 analyst that rates POSCO a buy, no analysts rate it a sell, and none rate it a hold. TheStreet Ratings rates POSCO as a hold. The company's strengths can be seen in multiple areas, such as its attractive valuation levels, good cash flow from operations and notable return on equity. However, as a counter to these strengths, we also find weaknesses including feeble growth in the company's earnings per share, deteriorating net income and poor profit margins. Get the full POSCO Ratings Report now.