On 3/28/14, American Capital Agency Corp's 8.000% Series A Cumulative Redeemable Preferred Stock ( AGNCP) will trade ex-dividend, for its quarterly dividend of $0.50, payable on 4/15/14. As a percentage of AGNCP's recent share price of $26.60, this dividend works out to approximately 1.88%, so look for shares of AGNCP to trade 1.88% lower — all else being equal — when AGNCP shares open for trading on 3/28/14. On an annualized basis, the current yield is approximately 7.51%, which compares to an average yield of 7.31% in the "Real Estate" preferred stock category, according to Preferred Stock Channel.As of last close, AGNCP was trading at a 6.52% premium to its liquidation preference amount. The chart below shows the one year performance of AGNCP shares, versus AGNC: Below is a dividend history chart for AGNCP, showing historical dividends prior to the most recent $0.50 on American Capital Agency Corp's 8.000% Series A Cumulative Redeemable Preferred Stock: According to the ETF Finder at ETF Channel, American Capital Agency Corp ( AGNC) makes up 12.56% of the iShares Mortgage Real Estate Capped ETF (REM) which is trading lower by about 0.2% on the day Wednesday. In Wednesday trading, American Capital Agency Corp's 8.000% Series A Cumulative Redeemable Preferred Stock ( AGNCP) is currently down about 0.1% on the day, while the common shares ( AGNC) are up about 0.4%.