REALTY INCOME CORP (O) Institutional Shareholders
REALTY INCOME CORP (O) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $41.49B in O holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of O tracked by InsiderSet, reporting ownership valued at approximately $6.60B in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $6.89B, representing an estimated gain of +4.40% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 61% of the total disclosed O value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Portfolio Management Llc, State Street Corp, and several other long-term asset managers with concentrated positions in REALTY INCOME CORP (O).
This page ranks the largest institutional O shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
1,426
Total Reported Value
$41.49B
Largest Holder
Blackrock, Inc.
Largest Position
$6.60B
Insider Transactions (90d)
11
Latest Filing Quarter
Q2 2026
New Institutional Positions
42
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.12% | 107,909,657 | $6,601,912,796 | $6,892,189,793 | +$290,276,997 | +4.40% | |
| Vanguard Portfolio Management Llc | 0.26% | 81,234,234 | $4,969,910,436 | $5,188,430,526 | +$218,520,090 | +4.40% | |
| State Street Corp | 0.14% | 63,763,245 | $3,917,894,826 | $4,072,558,458 | +$154,663,632 | +3.95% | |
| Vanguard Capital Management Llc | 0.09% | 60,123,420 | $3,678,350,836 | $3,840,082,835 | +$161,731,999 | +4.40% | |
| Geode Capital Management, Llc | 0.12% | 30,297,093 | $1,870,541,330 | $1,935,075,330 | +$64,534,000 | +3.45% | |
| Bank Of America Corp | 0.08% | 17,332,135 | $1,060,380,003 | $1,107,003,462 | +$46,623,459 | +4.40% | |
| Morgan Stanley | 0.06% | 15,242,786 | $932,553,748 | $973,556,742 | +$41,002,994 | +4.40% | |
| Dimensional Fund Advisors Lp | 0.17% | 13,018,219 | $796,456,534 | $831,473,648 | +$35,017,114 | +4.40% | |
| Charles Schwab Investment Management Inc | 0.11% | 12,188,656 | $745,701,974 | $778,489,459 | +$32,787,485 | +4.40% | |
| Raymond James Financial Inc | 0.23% | 12,089,403 | $739,620,101 | $772,150,170 | +$32,530,069 | +4.40% | |
| Parnassus Endeavor Fund | Parnassus Investments | 1.93% | 11,640,278 | $721,231,625 | $743,464,556 | +$22,232,931 | +3.08% |
| Northern Trust Corp | 0.09% | 11,485,224 | $702,666,005 | $733,561,257 | +$30,895,252 | +4.40% | |
| Legal & General Group Plc | 0.15% | 10,537,731 | $644,698,381 | $673,044,879 | +$28,346,498 | +4.40% | |
| Apg Asset Management Us Inc. | 4.26% | 8,937,472 | $553,050,767 | $570,836,337 | +$17,785,570 | +3.22% | |
| Fmr Llc | 0.03% | 8,901,717 | $544,607,140 | $568,552,665 | +$23,945,525 | +4.40% | |
| Invesco Ltd. | 0.08% | 8,186,505 | $500,850,404 | $522,872,074 | +$22,021,670 | +4.40% | |
| Deutsche Bank Ag\ | 0.14% | 6,899,614 | $422,118,385 | $440,678,346 | +$18,559,961 | +4.40% | |
| Bank Of New York Mellon Corp | 0.06% | 5,451,265 | $333,508,373 | $348,172,296 | +$14,663,923 | +4.40% | |
| Vanguard Fiduciary Trust Co | 0.08% | 5,187,776 | $317,388,136 | $331,343,253 | +$13,955,117 | +4.40% | |
| Wells Fargo & Company/Mn | 0.06% | 5,118,129 | $313,127,130 | $326,894,899 | +$13,767,769 | +4.40% | |
| Goldman Sachs Group Inc | 0.03% | 4,296,598 | $262,865,914 | $274,423,714 | +$11,557,800 | +4.40% | |
| Amundi | 0.07% | 4,183,310 | $255,933,987 | $267,188,010 | +$11,254,023 | +4.40% | |
| Hsbc Holdings Plc | 0.15% | 4,145,348 | $253,669,312 | $264,763,377 | +$11,094,065 | +4.37% | |
| Centersquare Investment Management Llc | 2.51% | 3,961,881 | $242,387,879 | $253,045,339 | +$10,657,460 | +4.40% | |
| Ubs Group Ag | 0.04% | 3,956,626 | $242,066,379 | $252,709,703 | +$10,643,324 | +4.40% | |
| Nuveen, Llc | 0.06% | 3,644,874 | $222,993,388 | $232,798,102 | +$9,804,714 | +4.40% | |
| Royal Bank Of Canada | 0.04% | 3,138,201 | $191,995,000 | $200,436,898 | +$8,441,898 | +4.40% | |
| Storebrand Asset Management As | 0.06% | 2,941,366 | $183,127,144 | $187,865,046 | +$4,737,902 | +2.59% | |
| Sumitomo Mitsui Trust Group, Inc. | 0.10% | 2,890,238 | $179,079,146 | $184,599,501 | +$5,520,355 | +3.08% | |
| Mitsubishi Ufj Asset Management Co., Ltd. | 0.12% | 2,918,579 | $178,558,663 | $186,409,641 | +$7,850,978 | +4.40% | |
| Proshare Advisors Llc | 0.26% | 2,831,029 | $173,202,355 | $180,817,822 | +$7,615,467 | +4.40% | |
| American Century Companies Inc | 0.09% | 2,821,589 | $172,624,883 | $180,214,889 | +$7,590,006 | +4.40% | |
| Swiss National Bank | 0.10% | 2,699,694 | $165,167,279 | $172,429,456 | +$7,262,177 | +4.40% | |
| Barclays Plc | 0.05% | 2,486,968 | $152,152,705 | $158,842,646 | +$6,689,941 | +4.40% | |
| Lpl Financial Llc | 0.04% | 2,452,994 | $150,074,106 | $156,672,727 | +$6,598,621 | +4.40% | |
| Nomura Asset Management Co Ltd | 0.38% | 2,396,658 | $146,627,536 | $153,074,546 | +$6,447,010 | +4.40% | |
| Russell Investments Group, Ltd. | 0.15% | 2,350,489 | $143,800,308 | $150,125,732 | +$6,325,424 | +4.40% | |
| Aberdeen Group Plc | 0.18% | 2,121,387 | $131,441,138 | $135,492,988 | +$4,051,850 | +3.08% | |
| California Public Employees Retirement System | 0.08% | 2,094,823 | $128,161,271 | $133,796,345 | +$5,635,074 | +4.40% | |
| Vanguard Global Advisers, Llc | 0.07% | 2,012,455 | $123,121,997 | $128,535,501 | +$5,413,504 | +4.40% | |
| Envestnet Asset Management Inc | 0.03% | 2,000,103 | $122,366,312 | $127,746,579 | +$5,380,267 | +4.40% | |
| Citigroup Inc | 0.08% | 1,989,860 | $121,739,637 | $127,092,358 | +$5,352,721 | +4.40% | |
| Bank Of Montreal | 0.05% | 1,944,134 | $118,942,150 | $124,171,839 | +$5,229,689 | +4.40% | |
| Principal Financial Group Inc | 0.06% | 1,859,975 | $113,793,361 | $118,796,603 | +$5,003,242 | +4.40% | |
| D. E. Shaw & Co., Inc. | 0.09% | 1,850,345 | $113,204,107 | $118,181,535 | +$4,977,428 | +4.40% | |
| Asset Management One Co., Ltd. | 0.28% | 1,792,045 | $111,035,108 | $114,457,914 | +$3,422,806 | +3.08% | |
| Bnp Paribas Financial Markets | 0.07% | 1,791,416 | $109,598,831 | $114,417,740 | +$4,818,909 | +4.40% | |
| Daiwa Securities Group Inc. | 0.26% | 1,737,074 | $107,629,105 | $110,946,916 | +$3,317,811 | +3.08% | |
| Rhumbline Advisers | 0.09% | 1,755,378 | $107,393,941 | $112,115,993 | +$4,722,052 | +4.40% | |
| National Pension Service | 0.08% | 1,617,860 | $98,980,675 | $103,332,718 | +$4,352,043 | +4.40% |
Frequently asked questions about O
Who owns the most O stock?
The largest holders of O are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for REALTY INCOME CORP (O).
Is O widely held by superinvestors?
Many widely followed stocks like O appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly O is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.