Looking at the universe of stocks we cover at Dividend Channel, on 5/13/15, Cornerstone Progressive Return Fund ( CFP) will trade ex-dividend, for its monthly dividend of $0.2858, payable on 5/29/15. As a percentage of CFP's recent stock price of $16.26, this dividend works out to approximately 1.76%, so look for shares of Cornerstone Progressive Return Fund to trade 1.76% lower — all else being equal — when CFP shares open for trading on 5/13/15.Below is a dividend history chart for CFP, showing historical dividends prior to the most recent $0.2858 declared by Cornerstone Progressive Return Fund: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from CFP is likely to continue, and whether the current estimated yield of 21.09% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of CFP shares, versus its 200 day moving average: Looking at the chart above, CFP's low point in its 52 week range is $12.52 per share, with $20.40 as the 52 week high point — that compares with a last trade of $16.26. According to the ETF Finder at ETF Channel, CFP makes up 2.85% of the Guggenheim Timber ETF ( CUT) which is trading lower by about 0.6% on the day Tuesday. In Tuesday trading, Cornerstone Progressive Return Fund shares are currently up about 0.2% on the day.