NEW YORK ( TheStreet) -- Unisys Corporation (NYSE: UIS) is trading at unusually high volume Tuesday with 2.5 million shares changing hands. It is currently at four times its average daily volume and trading down $2.97 (-7.2%) at $38.03 as of 3:12 p.m. ET. Unisys has a market cap of $1.7 billion and is part of the technology sector and computer software & services industry. Shares are up 58.4% year to date as of the close of trading on Friday. Unisys Corporation operates as an information technology (IT) company worldwide. The company operates in two segments, Services and Technology. The company has a P/E ratio of 11.2, above the average computer software & services industry P/E ratio of 7.5 and below the S&P 500 P/E ratio of 23.2. TheStreet Ratings rates Unisys as sell. The company's weaknesses can be seen in multiple areas, such as its feeble growth in its earnings per share, unimpressive growth in net income, poor profit margins and weak operating cash flow. You can view the full Unisys Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center.