NEW YORK ( TheStreet) -- The ex-dividend date for Chesapeake Midstream Partners L.P (NYSE: CHKM) is tomorrow, May 4, 2012. Owners of shares as of market close today will be eligible for a dividend of 41 cents per share. At a price of $27.01 as of 9:30 a.m. ET, the dividend yield is 5.6%. The average volume for Chesapeake Midstream Partners L.P has been 377,200 shares per day over the past 30 days. Chesapeake Midstream Partners L.P has a market cap of $2.28 billion and is part of the basic materials sector and energy industry. Shares are down 4.2% year to date as of the close of trading on Wednesday. Chesapeake Midstream Partners, L.P. owns, operates, develops, and acquires natural gas, natural gas liquids, and oil gathering systems, and other midstream energy assets in the United States. The company has a P/E ratio of 21.1, equal to the average energy industry P/E ratio and above the S&P 500 P/E ratio of 17.7.