Looking at the universe of stocks we cover at Dividend Channel, on 5/11/15, Invesco Van Kampen Advantage Municipal Income Trust II ( VKI) will trade ex-dividend, for its monthly dividend of $0.065, payable on 5/29/15. As a percentage of VKI's recent stock price of $11.43, this dividend works out to approximately 0.57%, so look for shares of Invesco Van Kampen Advantage Municipal Income Trust II to trade 0.57% lower — all else being equal — when VKI shares open for trading on 5/11/15.Below is a dividend history chart for VKI, showing historical dividends prior to the most recent $0.065 declared by Invesco Van Kampen Advantage Municipal Income Trust II: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from VKI is likely to continue, and whether the current estimated yield of 6.82% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of VKI shares, versus its 200 day moving average: Looking at the chart above, VKI's low point in its 52 week range is $11.09 per share, with $12.20 as the 52 week high point — that compares with a last trade of $11.42. According to the ETF Finder at ETF Channel, VKI makes up 1.34% of the CEF Municipal Income ETF ( XMPT) which is trading lower by about 0.1% on the day Thursday. In Thursday trading, Invesco Van Kampen Advantage Municipal Income Trust II shares are currently up about 0.3% on the day.