NEW YORK ( TheStreet) -- Vocus (Nasdaq: VOCS) is trading at unusually high volume Friday with 453,361 shares changing hands. It is currently at 4.2 times its average daily volume and trading down 84 cents (-2.8%) at $29.75 as of 2:22 p.m. ET. Vocus has a market cap of $539.1 million and is part of the technology sector and internet industry. Shares are up 10.6% year to date as of the close of trading on Thursday. Vocus, Inc. provides on-demand software for public relations management. Its software addresses the critical functions of public relations including media relations, news distribution, and news monitoring. TheStreet Ratings rates Vocus as a hold. The company's strengths can be seen in multiple areas, such as its increase in net income, revenue growth and largely solid financial position with reasonable debt levels by most measures. However, as a counter to these strengths, we find that the company's return on equity has been disappointing. You can view the full Vocus 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 falling on unusually high volume? Get free SMS text alerts sent to you when the action happens by texting HVDOWN to 95370 or select from multiple alert options.