NEW YORK ( TheStreet) -- Ancestry.com (Nasdaq: ACOM) is trading at unusually high volume Friday with 3.7 million shares changing hands. It is currently at four times its average daily volume and trading down $4.83 (-12%) at $35.35 as of 3:37 p.m. ET. Ancestry.com has a market cap of $1.9 billion and is part of the technology sector and internet industry. Shares are up 41.9% year to date as of the close of trading on Thursday. Ancestry.Com Inc. operates as an online resource for family history for subscribers worldwide. The company has a P/E ratio of 48.2, equal to the average internet industry P/E ratio and above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates Ancestry.com as a hold. The company's strengths can be seen in multiple areas, such as its robust revenue growth, impressive record of earnings per share growth and compelling growth in net income. However, as a counter to these strengths, we find that the company's return on equity has been disappointing. You can view the full Ancestry.com 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.