⌘K

O Institutional Ownership & 13F Holders | SmartMoneyDB

OREALTY INCOME CORP

COM · CUSIP 756109104

Smart Money Ownership

Of the 14 tracked institutions holding O, 8 have a 3-year clone track record — 7 of them beat the S&P. Average holder's clone alpha: +5.5pt. It's a gauge of who owns the name, not just how many.

O (REALTY INCOME CORP) Institutional Ownership Summary

Among the 14 tracked institutional investors we monitor, O (REALTY INCOME CORP) is held with a combined value of $19.75B across 334,354,433 shares. The largest holder is VANGUARD GROUP INC with a position worth $8.48B (0.12% of their portfolio). RENAISSANCE TECHNOLOGIES LLC opened a new position in the most recent quarter. 9 funds increased their holdings. 4 funds reduced their position.

Total Institutional Value

$19.75B

Total Shares Held

334,354,433

Institutional Holders

% of Shares Outstanding

35.9%

of 932.49M shares · SEC 2026-04-30

Days to Cover

6.2+16.5%

43.48M shares short · FINRA 2026-06-30

Tracked 13F institutions hold 35.9% of O's shares outstanding. This is a floor: 13F filings arrive on a ~45-day lag and we track only a subset of institutional filers, so true institutional ownership is higher. Shares-outstanding is the latest SEC cover-page figure (as of 2026-04-30), not a live float.

This Quarter's Biggest Movers

Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.

Biggest Buyers

BlackRock, Inc.+2% shares~$129.4M VANGUARD GROUP INC+1% shares~$42.2M STATE STREET CORP+0% shares~$11.7M FMR LLC+2% shares~$10.7M AQR CAPITAL MANAGEMENT LLC+34% shares~$8.2M

13F Institutional Holders

Sort

PRICE T ROWE ASSOCIATES INC /MD/

0.01% of book-2.0%

$79.77M

AQR CAPITAL MANAGEMENT LLC

0.01% of book+34.4%

$32.17M

WELLINGTON MANAGEMENT GROUP LLP

Gotham Asset Management, LLC

0.06% of book+48.2%

$19.95M

MILLENNIUM MANAGEMENT LLC

0.01% of book-32.9%

$17.48M

#	Fund	Value↓	Shares	Portfolio %	Change
1	VANGUARD GROUP INC	$8.48B	150,415,287	0.12%	+0.5%
2	BlackRock, Inc.	$6.60B	107,909,657	0.12%	+2.0%
3	STATE STREET CORP	$3.92B	63,763,245	0.14%	+0.3%
4	FMR LLC	$544.61M	8,901,717	0.03%	+2.0%
5	PRICE T ROWE ASSOCIATES INC /MD/	$79.77M	1,303,888	0.01%	-2.0%
6	AQR CAPITAL MANAGEMENT LLC	$32.17M	528,746	0.01%	+34.4%
7	WELLINGTON MANAGEMENT GROUP LLP	$23.19M	378,969	0.00%	+42.4%
8	CITADEL ADVISORS LLC	$20.02M	327,262	0.01%	-38.8%
9	Gotham Asset Management, LLC	$19.95M	326,015	0.06%	+48.2%
10	MILLENNIUM MANAGEMENT LLC	$17.48M	285,699	0.01%	-32.9%

Congress Trading

5 members · 8 disclosed trades in O

Member	Type	Amount	Date
Alan Armstrong	Buy	$1,001 - $15,000	Mar 27, 2026
Gilbert Cisneros	Buy	$1,001 - $15,000	Dec 19, 2025
Gilbert Cisneros	Sell	$1,001 - $15,000	Nov 12, 2025
Richard Dean McCormick	Buy	$1,001 - $15,000

Frequently Asked Questions

Which institutional investors own the most O stock?

As of the latest SEC 13F filings, VANGUARD GROUP INC is the largest institutional holder of O with a position worth $8.48B, representing 0.12% of their portfolio. In total, 14 institutional investors hold O with a combined value of $19.75B.

Are hedge funds buying or selling O?

In the most recent quarter, 1 fund opened a new position in O. Additionally, 9 increased their holdings and 4 reduced their positions.

What percentage of O is owned by institutional investors?

Institutional investors hold $19.75B worth of O stock across 14 positions. The largest institutional holder is VANGUARD GROUP INC with $8.48B in holdings.

What is a 13F filing and why does it matter for O?

A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For O, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.

Track O institutional moves

Get notified when hedge funds change their O positions.