Valued at a market cap of $54 billion, Realty Income Corporation (O) is a real estate investment trust (REIT) that primarily invests in freestanding, single-tenant commercial properties under long-term net lease agreements. The San Diego, California-based company’s portfolio spans across the U.S. and parts of Europe, covering retail, industrial, and other commercial sectors. Companies worth$10 billion or more are typically classified as “large-cap stocks,” and Realty Income fits the label perfectly, with ...