How many institutional investors hold O?

4 tracked institutional investors disclosed a position in O (REALTY INCOME CORP) in their most recent 13F filing.

Who is the largest institutional holder of O?

Ken Griffin, Citadel Advisors, holds the largest disclosed position in O, valued at $105M.

REALTY INCOME CORP is classified in the Real Estate GICS sector, REIT - Retail industry.

Where does this O ownership data come from?

SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.

O — REALTY INCOME CORP

Name: REALTY INCOME CORP (O) — Institutional Ownership
Creator: InvestorLens
License: https://www.sec.gov/about/website-policies

Real Estate · REIT - Retail

For educational research only.InvestorLens analyzes public regulatory filings (SEC EDGAR, STOCK Act PTRs) that may be delayed by 45 days or more. Information shown is historical and is not financial, legal, or tax advice, nor a recommendation or solicitation to buy or sell any security. Always do your own research.

InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.

Sourced from SEC EDGAR public filings

About REALTY INCOME CORP (O)

REALTY INCOME CORP (O) appears in the most recent 13F filings of 4 tracked institutional investors. REALTY INCOME CORP is classified in the Real Estate sector (REIT - Retail industry). The largest disclosed position is held by Ken Griffin (Citadel Advisors), valued at $105M. Across recent filings, tracked investors recorded 1 new positions, 2 increased, 0 reduced, and 0 exited. All data sourced from SEC 13F filings.

Smart Money Consensus™

Based on recent institutional activity in O

100

/100

Strong Institutional Accumulation

Added / Increased3

Reduced0

Exited0

BearishBullish

Crowded Trade Score™

How many top investors track O

/100

Emerging Interest

4investors

A small number of top investors own this.

UndiscoveredCrowded

151015+

O Ownership Composition

How REALTY INCOME CORP is held across tracked investor types, based on reported 13F positions.

Dominant Type

Other

93% of tracked value

Institutions

tracked investors

Total Reported

$132.1M

combined 13F value

Other93.4%
Hedge Funds6.6%

Other(3)

93.4%

Hedge Funds(1)

6.6%

Tracked investors reporting O

Investor	Firm	Shares	Market value	% of portfolio	As of
Ken Griffin	Citadel Advisors	1.7M	$105.1M	0.02%	Mar 31, 2026
Izzy Englander	Millennium Management	285.7K	$17.5M	0.01%	Mar 31, 2026
Steve Cohen	Point72 Asset Management	142.6K	$8.7M	0.01%	Mar 31, 2026
Ray Dalio	Bridgewater Associates	12.7K	$779.4K	0.00%	Mar 31, 2026

Ken GriffinMar 31, 2026
Citadel Advisors
Shares
1.7M
Value
$105.1M
% Portfolio
0.02%
Izzy EnglanderMar 31, 2026
Millennium Management
Shares
285.7K
Value
$17.5M
% Portfolio
0.01%
Steve CohenMar 31, 2026
Point72 Asset Management
Shares
142.6K
Value
$8.7M
% Portfolio
0.01%
Ray DalioMar 31, 2026
Bridgewater Associates
Shares
12.7K
Value
$779.4K
% Portfolio
0.00%

Recent activity

Investor	Action	Δ %	Current value	Filing date
Ray Dalio	Increased	127.44%	$779.4K	May 15, 2026
Ray Dalio	Increased	58.27%	$315.7K	Feb 13, 2026
Ray Dalio	New	—	$215.1K	Nov 13, 2025

Ray Dalio
Increased
$779.4K(127.44%)May 15, 2026
Ray Dalio
Increased
$315.7K(58.27%)Feb 13, 2026
Ray Dalio
New
$215.1KNov 13, 2025

Frequently asked questions

How many institutional investors hold O?: 4 tracked institutional investors disclosed a position in O (REALTY INCOME CORP) in their most recent 13F filing.
Who is the largest institutional holder of O?: Ken Griffin, Citadel Advisors, holds the largest disclosed position in O, valued at $105M.
Did institutional ownership of O increase or decrease?: Across recent 13F filings, tracked investors recorded 1 new positions, 2 increased, 0 reduced, and 0 fully exited O.
What sector is O in?: REALTY INCOME CORP is classified in the Real Estate GICS sector, REIT - Retail industry.
Where does this O ownership data come from?: SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.