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 46 points (-0.4%) at 12,524 as of Thursday, Nov. 15, 2012, 12:05 PM ET. The NYSE advances/declines ratio sits at 797 issues advancing vs. 2,184 declining with 91 unchanged. The Industrial industry currently sits down 0.5% versus the S&P 500, which is down 0.4%. On the negative front, top decliners within the industry include OSI Systems ( OSIS), down 22.7%, and Mohawk Industries ( MHK), down 2.5%. Top gainers within the industry include Makita ( MKTAY), up 4.2%, Kubota Corporation ( KUB), up 1.9% and Deere ( DE), up 0.8%. TheStreet Ratings group would like to highlight 5 stocks pushing the industry lower today: 5. Ametek ( AME) is one of the companies pushing the Industrial industry lower today. As of noon trading, Ametek is down $0.37 (-1.0%) to $35.22 on light volume Thus far, 219,862 shares of Ametek exchanged hands as compared to its average daily volume of 1.2 million shares. The stock has ranged in price between $35.14-$35.74 after having opened the day at $35.45 as compared to the previous trading day's close of $35.59. AMETEK, Inc. manufactures and sells electronic instruments and electromechanical devices in North America, Europe, Asia, and South America. The company operates in two segments, Electronic Instruments Group and Electromechanical Group. Ametek has a market cap of $8.7 billion and is part of the industrial goods sector. The company has a P/E ratio of 19.9, above the S&P 500 P/E ratio of 17.7. Shares are up 26.8% year to date as of the close of trading on Wednesday. Currently there are 8 analysts that rate Ametek a buy, no analysts rate it a sell, and 5 rate it a hold. TheStreet Ratings rates Ametek as a buy. The company's strengths can be seen in multiple areas, such as its revenue growth, impressive record of earnings per share growth, compelling growth in net income, expanding profit margins and good cash flow from operations. We feel these strengths outweigh the fact that the company is trading at a premium valuation based on our review of its current price compared to such things as earnings and book value. Get the full Ametek Ratings Report now.