← All companies
Realty Income Corporation
O
Market cap$57.92 B
Rank#283
SEC filings996
Market capitalization of Realty Income Corporation
As of 2026-06-10, Realty Income Corporation (O) has a market capitalization of $57.92 B, making it the #283 most valuable US-listed company.
Recent market cap readings
| Date | Market cap |
|---|---|
| 2026-06-10 | $57.92 B |
| 2026-05-29 | $56.91 B |
| 2026-05-28 | $57.99 B |
| 2026-05-26 | $58.17 B |
| 2026-05-25 | $57.83 B |
| 2026-05-24 | $58.00 B |
| 2026-05-22 | $57.83 B |
Readings accumulate daily as market data refreshes, combining SEC-reported share counts with live prices.
Market Cap of similar companies
Frequently asked questions
What is Realty Income Corporation's market cap?
As of 2026-06-10, Realty Income Corporation (O) has a market capitalization of $57.92 B, making it the #283 most valuable US-listed company.
Where does Realty Income Corporation rank by market cap?
Realty Income Corporation is the #283 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.