Company overview
Realty Income (NYSE: O), an S&P 500 company, is real estate partner to the world's leading companies. Founded in 1969, we serve our clients as a full-service real estate capital provider. As of September 30, 2025, we have a portfolio of over 15,500 properties in all 50 U.S. states, the U.K., and seven other countries in Europe. We are known as "The Monthly Dividend Company" and have a mission to invest in people and places to deliver dependable monthly dividends that increase over time. Since our founding, we have declared 664 consecutive monthly dividends and are a member of the S&P 500 Dividend Aristocrats index for having increased our dividend for over 30 consecutive years.
Daily valuation snapshot
These values come from the daily market snapshot dated 2026-10-08. TTM means trailing twelve months. Use the market date when comparing O with another company.
| Daily close (USD) | $54.17 |
| Market capitalization (USD) | $51,256,630,847.61 |
| Price / earnings (TTM) | 39.33 |
| Price / book | 1.22 |
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Read O's valuation metrics
Company size
Realty Income Corporation's recorded market capitalization is $51,256,630,847.61. It measures the market value of the company's equity, rather than its revenue or cash balance.
Price relative to earnings
O's recorded P/E is 39.33: about $39.33 of share price for each $1 of trailing annual earnings per share. Compare that multiple with earnings growth and companies in the same business.
Price relative to book equity
O's recorded price-to-book ratio is 1.22. That compares its market equity value with recorded book equity. Examine its business and balance sheet to understand why those values differ.
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