NEW YORK ( TheStreet) -- American Capital Agency (Nasdaq: AGNC) is trading at unusually high volume Thursday with 19.9 million shares changing hands. It is currently at 4.6 times its average daily volume and trading down 83 cents (-2.7%) at $29.44 as of 9:30 a.m. ET. American Capital Agency has a market cap of $5.36 billion and is part of the financial sector and real estate industry. Shares are up 7.8% year to date as of the close of trading on Wednesday. American Capital Agency Corp. operates as a real estate investment trust (REIT). The company has a P/E ratio of 5.9, above the average real estate industry P/E ratio of 4.1 and below the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates American Capital Agency as a hold. The company's strengths can be seen in multiple areas, such as its robust revenue growth, attractive valuation levels and expanding profit margins. However, as a counter to these strengths, we also find weaknesses including feeble growth in the company's earnings per share, generally poor debt management and disappointing return on equity. You can view the full American Capital Agency 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.