NEW YORK ( TheStreet) -- QuinStreet (Nasdaq: QNST) is trading at unusually high volume Wednesday with 2.6 million shares changing hands. It is currently at 7.9 times its average daily volume and trading down $3.17 (-21.6%) at $11.50 as of 11:43 a.m. ET. QuinStreet has a market cap of $682.9 million and is part of the services sector and media industry. Shares are down 23.6% year to date as of the close of trading on Tuesday. QuinStreet, Inc. operates as an online media and marketing company in the United States and internationally. It provides direct marketing services, including the delivery of leads or paid clicks; and hosted solution and related services for clients in the direct selling industry. The company has a P/E ratio of 25.5, above the average media industry P/E ratio of 25.1 and above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates QuinStreet as a hold. The company's strengths can be seen in multiple areas, such as its increase in stock price during the past year, growth in earnings per share and compelling growth in net income. However, as a counter to these strengths, we find that the company's profit margins have been poor overall. You can view the full QuinStreet 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.