Looking at the universe of stocks we cover at Dividend Channel, on 11/22/13, Delek US Holdings Inc ( DK) will trade ex-dividend, for its quarterly dividend of $0.15, payable on 12/17/13. As a percentage of DK's recent stock price of $25.96, this dividend works out to approximately 0.58%, so look for shares of Delek US Holdings Inc to trade 0.58% lower — all else being equal — when DK shares open for trading on 11/22/13.Below is a dividend history chart for DK, showing historical dividends prior to the most recent $0.15 declared by Delek US Holdings Inc: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from DK is likely to continue, and whether the current estimated yield of 2.31% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of DK shares, versus its 200 day moving average: Looking at the chart above, DK's low point in its 52 week range is $19.83 per share, with $41.47 as the 52 week high point — that compares with a last trade of $25.97. According to the ETF Finder at ETF Channel, DK makes up 2.55% of the Dynamic Energy Exploration & Production Portfolio ETF ( PXE) which is trading higher by about 0.9% on the day Wednesday. In Wednesday trading, Delek US Holdings Inc shares are currently up about 1.2% on the day.