Looking at the universe of stocks we cover at Dividend Channel, on 11/6/14, Alon USA Partners LP ( ALDW) will trade ex-dividend, for its quarterly dividend of $1.02, payable on 11/28/14. As a percentage of ALDW's recent stock price of $20.24, this dividend works out to approximately 5.04%, so look for shares of Alon USA Partners LP to trade 5.04% lower — all else being equal — when ALDW shares open for trading on 11/6/14.Below is a dividend history chart for ALDW, showing historical dividends prior to the most recent $1.02 declared by Alon USA Partners LP: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from ALDW is likely to continue, and whether the current estimated yield of 20.16% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of ALDW shares, versus its 200 day moving average: Looking at the chart above, ALDW's low point in its 52 week range is $10.25 per share, with $20.73 as the 52 week high point — that compares with a last trade of $20.18. According to the ETF Finder at ETF Channel, ALDW makes up 3.29% of the PowerShares Dynamic Energy Exploration & Production Portfolio ETF ( PXE) which is trading lower by about 1.5% on the day Tuesday. In Tuesday trading, Alon USA Partners LP shares are currently up about 0.2% on the day.