Looking at the universe of stocks we cover at Dividend Channel, on 12/11/13, Gabelli Multimedia Trust ( GGT) will trade ex-dividend, for its quarterly dividend of $0.32, payable on 12/19/13. As a percentage of GGT's recent stock price of $11.49, this dividend works out to approximately 2.79%, so look for shares of Gabelli Multimedia Trust to trade 2.79% lower — all else being equal — when GGT shares open for trading on 12/11/13.Below is a dividend history chart for GGT, showing historical dividends prior to the most recent $0.32 declared by Gabelli Multimedia Trust: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from GGT is likely to continue, and whether the current estimated yield of 11.14% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of GGT shares, versus its 200 day moving average: Looking at the chart above, GGT's low point in its 52 week range is $7.62 per share, with $11.67 as the 52 week high point — that compares with a last trade of $11.47. According to Preferred Stock Channel, there is a series of preferred stock that is senior to GGT, which trades under the symbol GGT.PRB — more info ». In Monday trading, Gabelli Multimedia Trust shares are currently up about 0.7% on the day.