NEW YORK ( TheStreet) -- NetScout Systems (Nasdaq: NTCT) is trading at unusually high volume Friday with one million shares changing hands. It is currently at four times its average daily volume and trading up $1.01 (+5.1%) at $20.93 as of 3:50 p.m. ET. NetScout Systems has a market cap of $680.8 million and is part of the technology sector and computer software & services industry. Shares are down 3.1% year to date as of the close of trading on Thursday. NetScout Systems, Inc. engages in the design, development, manufacture, marketing, sale, and support of unified service delivery management, service assurance, and application and network performance management solutions worldwide. The company has a P/E ratio of 23.4, above the average computer software & services industry P/E ratio of 22.2 and above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates NetScout Systems as a hold. The company's strengths can be seen in multiple areas, such as its revenue growth, largely solid financial position with reasonable debt levels by most measures and attractive valuation levels. However, as a counter to these strengths, we also find weaknesses including unimpressive growth in net income, disappointing return on equity and a generally disappointing performance in the stock itself. You can view the full NetScout Systems 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.