NEW YORK ( TheStreet) -- The ex-dividend date for Realty Income Corporation (NYSE: O) is tomorrow, January 30, 2014. Owners of shares as of market close today will be eligible for a dividend of 18 cents per share. At a price of $40.52 as of 9:50 a.m. ET, the dividend yield is 5.5%. The average volume for Realty Income has been 2.1 million shares per day over the past 30 days. Realty Income has a market cap of $8.18 billion and is part of the financial sector and real estate industry. Shares are up 8.6% year to date as of the close of trading on Tuesday. Realty Income Corporation is a publicly traded real estate investment trust. It invests in the real estate markets of the United States. The firm makes investments in commercial real estate. Realty Income Corporation was founded in 1969 and is based in Escondido, California. The company has a P/E ratio of 47.8, above the S&P 500 P/E ratio of 17.7.