Realty Income Corporation (NYSE:O) — Market Cap & Net Worth
Market Cap & Net Worth: Realty Income Corporation (O)
Realty Income Corporation (NYSE:O) has a market capitalization of $55.27 Billion ($55.27 Billion) as of September 16, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #495 globally and #248 in its home market, demonstrating a -3.63% decrease in market value over the past year.
Market capitalization, also known as net worth in stock markets, is calculated by multiplying Realty Income Corporation's stock price $59.27 by its total outstanding shares 932492530 (932.49 Million). Also see O asset base for a full breakdown of the balance sheet.
Realty Income Corporation Market Cap History: 2015 to 2026
Realty Income Corporation's market capitalization history from 2015 to 2026. Data shows growth from $34.63 Billion to $55.27 Billion (4.97% CAGR). Also see Realty Income Corporation cash flow conversion for how efficiently the company converts equity into cash flow.
Index Memberships
Realty Income Corporation is a constituent of 1 market index:
| Index | Total Market Cap | Weight (%) | Rank by Market Cap |
|---|---|---|---|
|
S&P 500 Index
GSPC
|
$62.85 Trillion | 0.11% | #195 of 503 |
Weight: Realty Income Corporation's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.
Realty Income Corporation Market Cap to Earnings & Revenue Ratios Timeline
This chart shows how Realty Income Corporation's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance. Check Realty Income Corporation (O) share price today for real-time trading data and today's change.
Latest Price to Sales (P/S) Ratio
9.14x
Realty Income Corporation's market cap is 9.14 times its annual revenue
Latest Price to Earnings (P/E) Ratio
49.65x
Realty Income Corporation's market cap is 49.65 times its annual earnings
What These Ratios Tell Investors:
- Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
- Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
- Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
- Industry comparison provides context for whether the company is valued higher or lower than peers.
| Year | Market Cap (USD) | Revenue (USD) | Net Income (USD) | P/S Ratio | P/E Ratio |
|---|---|---|---|---|---|
| 2016 | $39.45 Billion | $1.10 Billion | $315.57 Million | 35.76x | 125.00x |
| 2017 | $40.16 Billion | $1.22 Billion | $318.80 Million | 33.03x | 125.96x |
| 2018 | $45.65 Billion | $1.33 Billion | $363.61 Million | 34.38x | 125.54x |
| 2019 | $54.50 Billion | $1.49 Billion | $436.48 Million | 36.62x | 124.87x |
| 2020 | $47.27 Billion | $1.65 Billion | $395.49 Million | 28.70x | 119.53x |
| 2021 | $57.75 Billion | $2.08 Billion | $359.46 Million | 27.76x | 160.66x |
| 2022 | $53.51 Billion | $3.34 Billion | $869.41 Million | 16.00x | 61.55x |
| 2023 | $51.11 Billion | $4.08 Billion | $872.31 Million | 12.53x | 58.60x |
| 2024 | $49.80 Billion | $5.27 Billion | $860.77 Million | 9.45x | 57.86x |
| 2025 | $52.56 Billion | $5.75 Billion | $1.06 Billion | 9.14x | 49.65x |
Competitor Companies of O by Market Capitalization
Companies near Realty Income Corporation in the global market cap rankings as of September 16, 2026. Review how tangible is Realty Income Corporation's equity to assess the quality of the company's equity after excluding intangible assets.
Key companies related to Realty Income Corporation by market ranking:
- Simon Property Group Inc (NYSE:SPG): Ranked #431 globally with a market cap of $66.19 Billion USD.
- Unibail-Rodamco-Westfield (AU:URW): Ranked #1514 globally with a market cap of $16.52 Billion USD ( AU$23.35 Billion AUD).
- Kimco Realty Corporation (NYSE:KIM): Ranked #1595 globally with a market cap of $15.50 Billion USD.
- Regency Centers Corporation (NASDAQ:REG): Ranked #1762 globally with a market cap of $13.56 Billion USD.
| Rank | Company | Symbol | Market Cap | Price |
|---|---|---|---|---|
| #431 | Simon Property Group Inc | NYSE:SPG | $66.19 Billion | $204.10 |
| #1514 | Unibail-Rodamco-Westfield | AU:URW | $16.52 Billion | AU$8.15 |
| #1595 | Kimco Realty Corporation | NYSE:KIM | $15.50 Billion | $22.99 |
| #1762 | Regency Centers Corporation | NASDAQ:REG | $13.56 Billion | $74.05 |
Realty Income Corporation Historical Marketcap From 2015 to 2026
Between 2015 and today, Realty Income Corporation's market cap moved from $34.63 Billion to $ 55.27 Billion, with a yearly change of 4.97%.
| Year | Market Cap | Change (%) |
|---|---|---|
| 2026 | $55.27 Billion | +5.14% |
| 2025 | $52.56 Billion | +5.54% |
| 2024 | $49.80 Billion | -2.56% |
| 2023 | $51.11 Billion | -4.48% |
| 2022 | $53.51 Billion | -7.34% |
| 2021 | $57.75 Billion | +22.16% |
| 2020 | $47.27 Billion | -13.26% |
| 2019 | $54.50 Billion | +19.40% |
| 2018 | $45.65 Billion | +13.68% |
| 2017 | $40.16 Billion | +1.80% |
| 2016 | $39.45 Billion | +13.92% |
| 2015 | $34.63 Billion | -- |
End of Day Market Cap According to Different Sources
On Sep 16th, 2026 the market cap of Realty Income Corporation was reported to be:
| Source | Market Cap |
|---|---|
| Yahoo Finance | $55.27 Billion USD |
| MoneyControl | $55.27 Billion USD |
| MarketWatch | $55.27 Billion USD |
| marketcap.company | $55.27 Billion USD |
| Reuters | $55.27 Billion USD |
Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.
About Realty Income Corporation
Realty Income Corporation, an S&P 500 company, is real estate partner to the world's leading companies. We serve our clients as a full-service real estate capital provider. As of December 31, 2025, we have a portfolio of over 15,500 properties in all 50 states of the United States (U.S.), the United Kingdom (U.K.), and eight other countries in Europe. We are known as (The Monthly Dividend Company… Read more