There is a long list of 1151 institutional holders of O within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of O by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-O table below, the initial column indicates the name of each top institutional holder of O, with a link to that fund's top holdings. The next columns indicate the amount of O stock held by each of the institutional holders of O, followed by the O position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

Holder	Amount	Position Size ($ in 1000's)	As of
Vanguard Group Inc.	113,920,054	$6,541,290	12/31/2023
O	113,920,054	$6,541,290	12/31/2023
BlackRock Inc.	70,366,289	$4,040,432	12/31/2023
O	70,366,289	$4,040,432	12/31/2023
State Street Corp	60,352,238	$3,480,757	12/31/2023
O	60,352,238	$3,480,757	12/31/2023
Cohen & Steers Inc.	42,341,746	$2,431,533	12/31/2023
O	42,341,746	$2,431,533	12/31/2023
Geode Capital Management LLC	17,615,052	$1,009,029	12/31/2023
O	17,615,052	$1,009,029	12/31/2023
Bank of America Corp DE		$907,353	12/31/2023
O	15,690,941	$900,974	12/31/2023
Call	170,500	$9,790	12/31/2023
Put	59,400	$3,411	12/31/2023
Morgan Stanley	12,065,811	$692,819	12/31/2023
O	12,065,811	$692,819	12/31/2023
Invesco Ltd.	11,645,447	$668,682	12/31/2023
O	11,645,447	$668,682	12/31/2023
Legal & General Group Plc	10,485,003	$602,049	12/31/2023
O	10,485,003	$602,049	12/31/2023
Dimensional Fund Advisors LP	9,542,160	$547,931	12/31/2023
O	9,542,160	$547,931	12/31/2023
Daiwa Securities Group Inc.	9,018,048	$517,817	12/31/2023
O	9,018,048	$517,817	12/31/2023
Norges Bank	8,821,427	$506,526	12/31/2023
O	8,821,427	$506,526	12/31/2023
Northern Trust Corp	8,342,434	$479,023	12/31/2023
O	8,342,434	$479,023	12/31/2023
APG Asset Management US Inc.	8,221,575	$472,083	12/31/2023
O	8,221,575	$472,083	12/31/2023
JPMorgan Chase & Co.	7,725,479	$443,597	12/31/2023
O	7,725,479	$443,597	12/31/2023
Charles Schwab Investment Management Inc.	7,522,670	$431,951	12/31/2023
O	7,522,670	$431,951	12/31/2023
Resolution Capital Ltd	6,156,728	$353,519	12/31/2023
O	6,156,728	$353,519	12/31/2023
Centersquare Investment Management LLC	5,938,568	$340,993	12/31/2023
O	5,938,568	$340,993	12/31/2023
Bank of New York Mellon Corp	6,017,618	$325,553	03/31/2024
O	6,017,618	$325,553	03/31/2024
UBS Asset Management Americas Inc.	5,337,639	$306,487	12/31/2023
O	5,337,639	$306,487	12/31/2023
American Century Companies Inc.	5,233,504	$300,508	12/31/2023
O	5,233,504	$300,508	12/31/2023
Principal Financial Group Inc.	4,951,020	$284,288	12/31/2023
O	4,951,020	$284,288	12/31/2023
Wells Fargo & Company MN	4,428,275	$254,272	12/31/2023
O	4,428,275	$254,272	12/31/2023
Sumitomo Mitsui Trust Holdings Inc.	4,424,346	$239,357	03/31/2024
O	4,424,346	$239,357	03/31/2024
Ameriprise Financial Inc.	3,713,136	$213,557	12/31/2023
O	3,713,136	$213,557	12/31/2023
Nuveen Asset Management LLC	3,617,916	$207,886	12/31/2023
O	3,617,916	$207,886	12/31/2023
Northwood Liquid Management LP	3,344,348	$192,032	12/31/2023
O	3,344,348	$192,032	12/31/2023
ProShare Advisors LLC	3,295,077	$189,203	12/31/2023
O	3,295,077	$189,203	12/31/2023
Bahl & Gaynor Inc.	3,267,883	$187,642	12/31/2023
O	3,267,883	$187,642	12/31/2023
California Public Employees Retirement System	3,204,012	$183,974	12/31/2023
O	3,204,012	$183,974	12/31/2023
Sei Investments Co.	2,865,034	$164,510	12/31/2023
O	2,865,034	$164,510	12/31/2023
Prudential Financial Inc.	2,779,341	$159,149	12/31/2023
O	2,779,341	$159,149	12/31/2023
Duff & Phelps Investment Management Co.	2,717,808	$156,057	12/31/2023
O	2,717,808	$156,057	12/31/2023
Scharf Investments LLC	2,724,893	$147,417	03/31/2024
O	2,724,893	$147,417	03/31/2024
Russell Investments Group Ltd.	2,499,654	$143,821	12/31/2023
O	2,499,654	$143,821	12/31/2023
Royal Bank of Canada	2,263,281	$129,957	12/31/2023
O	2,263,281	$129,957	12/31/2023
Swiss National Bank	2,216,313	$127,261	12/31/2023
O	2,216,313	$127,261	12/31/2023
Cbre Clarion Securities LLC	2,171,853	$124,708	12/31/2023
O	2,171,853	$124,708	12/31/2023
Goldman Sachs Group Inc.		$122,492	12/31/2023
O	2,133,270	$122,492	12/31/2023
Put	40,000	$2,297	12/31/2023
Call	40,000	$2,297	12/31/2023
Deutsche Bank AG	2,113,397	$121,351	12/31/2023
O	2,113,397	$121,351	12/31/2023
Lasalle Investment Management Securities LLC	2,034,011	$116,793	12/31/2023
O	2,034,011	$116,793	12/31/2023
FMR LLC	1,971,562	$113,207	12/31/2023
O	1,971,562	$113,207	12/31/2023
Macquarie Group Ltd.	1,908,147	$109,566	12/31/2023
O	1,908,147	$109,566	12/31/2023
Canada Pension Plan Investment Board	1,895,907	$108,863	12/31/2023
O	1,895,907	$108,863	12/31/2023
UBS Group AG		$108,308	12/31/2023
O	1,936,132	$111,173	12/31/2023
Put	49,900	$2,865	12/31/2023
Envestnet Asset Management Inc.	1,854,933	$106,510	12/31/2023
O	1,854,933	$106,510	12/31/2023
Hsbc Holdings PLC		$106,011	12/31/2023
O	1,866,113	$107,175	12/31/2023
Put	43,100	$2,483	12/31/2023
Call	22,900	$1,319	12/31/2023
Raymond James & Associates	1,906,098	$103,120	03/31/2024
O	1,906,098	$103,120	03/31/2024
PGGM Investments	1,713,531	$98,391	12/31/2023
O	1,713,531	$98,391	12/31/2023
Barclays PLC	1,630,470	$93,622	12/31/2023
O	1,630,470	$93,622	12/31/2023