Looking at the universe of stocks we cover at Dividend Channel, on 11/18/13, Marathon Petroleum Corp. ( MPC) will trade ex-dividend, for its quarterly dividend of $0.42, payable on 12/10/13. As a percentage of MPC's recent stock price of $76.38, this dividend works out to approximately 0.55%, so look for shares of Marathon Petroleum Corp. to trade 0.55% lower — all else being equal — when MPC shares open for trading on 11/18/13.Below is a dividend history chart for MPC, showing historical dividends prior to the most recent $0.42 declared by Marathon Petroleum Corp.: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from MPC is likely to continue, and whether the current estimated yield of 2.20% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of MPC shares, versus its 200 day moving average: Looking at the chart above, MPC's low point in its 52 week range is $52.98 per share, with $92.73 as the 52 week high point — that compares with a last trade of $76.46. According to the ETF Finder at ETF Channel, MPC makes up 4.58% of the Dynamic Energy Exploration & Production Portfolio ETF ( PXE) which is trading relatively unchanged on the day Thursday. In Thursday trading, Marathon Petroleum Corp. shares are currently up about 1.7% on the day.