On 6/17/15, Ramco-Gershenson Properties Trust's 7.25% Series D Cumulative Convertible Perpetual Preferred Shares (RPT.PRD) will trade ex-dividend, for its quarterly dividend of $0.9062, payable on 7/1/15. As a percentage of RPT.PRD's recent share price of $61.00, this dividend works out to approximately 1.49%, so look for shares of RPT.PRD to trade 1.49% lower — all else being equal — when RPT.PRD shares open for trading on 6/17/15. On an annualized basis, the current yield is approximately 5.94%, which compares to an average yield of 7.06% in the "Real Estate" preferred stock category, according to Preferred Stock Channel.As of last close, RPT.PRD was trading at a 22.00% premium to its liquidation preference amount, versus the average premium of 2.42% in the "Real Estate" category. It should be noted that the preferred shares are convertible, with a conversion ratio of 3.4699. The chart below shows the one year performance of RPT.PRD shares, versus RPT: Below is a dividend history chart for RPT.PRD, showing historical dividends prior to the most recent $0.9062 on Ramco-Gershenson Properties Trust's 7.25% Series D Cumulative Convertible Perpetual Preferred Shares: In Monday trading, Ramco-Gershenson Properties Trust's 7.25% Series D Cumulative Convertible Perpetual Preferred Shares ( RPT.PRD) is currently trading flat on the day, while the common shares ( RPT) are down about 0.8%.