NEW YORK ( TheStreet) -- Armstrong World Industries (NYSE: AWI) is trading at unusually high volume Tuesday with 891,906 shares changing hands. It is currently at 4.1 times its average daily volume and trading up $4 (+7.5%) at $57.09 as of 2:55 p.m. ET. Armstrong World has a market cap of $2.77 billion and is part of the industrial goods sector and materials & construction industry. Shares are up 21% year to date as of the close of trading on Monday. Armstrong World Industries, Inc. engages in the design, manufacture, and sale of flooring products and ceiling systems in the Americas, Europe, and the Pacific Rim. The company has a P/E ratio of 27.1, below the average materials & construction industry P/E ratio of 33.8 and above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates Armstrong World as a buy. The company's strengths can be seen in multiple areas, such as its solid stock price performance, impressive record of earnings per share growth, compelling growth in net income, revenue growth and good cash flow from operations. We feel these strengths outweigh the fact that the company shows low profit margins. You can view the full Armstrong World Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center. Interested in other stocks that are rising on unusually high volume? Get free SMS text alerts sent to you when the action happens by texting HVUP to 95370 or select from multiple alert options.