Realty Income Corp. (O) closed at $62.49 in the latest trading session, marking a -0.3% move from the prior day. The stock's performance was behind the S&P 500's daily gain of 0.03%. At the same time, the Dow lost 0.04%, and the tech-heavy Nasdaq gained 0.2%.Heading into today, shares of the real estate investment trust had gained 2.99% over the past month, outpacing the Finance sector's gain of 2.72% and the S&P 500's gain of 1.54% in that time.Analysts and investors alike will be keeping a close eye on th ...