There is a long list of 281 institutional holders of DOC 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 DOC by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-DOC table below, the initial column indicates the name of each top institutional holder of DOC, with a link to that fund's top holdings. The next columns indicate the amount of DOC stock held by each of the institutional holders of DOC, followed by the DOC 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.	35,165,424	$696,275	12/31/2023
DOC	35,165,424	$696,275	12/31/2023
BlackRock Inc.	43,492,907	$578,891	12/31/2023
DOC	43,492,907	$578,891	12/31/2023
State Street Corp	12,738,112	$169,544	12/31/2023
DOC	12,738,112	$169,544	12/31/2023
Fuller & Thaler Asset Management Inc.	8,596,650	$114,421	12/31/2023
DOC	8,596,650	$114,421	12/31/2023
Geode Capital Management LLC	5,790,536	$77,080	12/31/2023
DOC	5,790,536	$77,080	12/31/2023
Macquarie Group Ltd.	5,696,960	$75,826	12/31/2023
DOC	5,696,960	$75,826	12/31/2023
Goldman Sachs Group Inc.	3,996,964	$53,200	12/31/2023
DOC	3,996,964	$53,200	12/31/2023
Charles Schwab Investment Management Inc.	3,943,465	$52,488	12/31/2023
DOC	3,943,465	$52,488	12/31/2023
Dimensional Fund Advisors LP	3,315,328	$44,128	12/31/2023
DOC	3,315,328	$44,128	12/31/2023
Northern Trust Corp	3,270,276	$43,527	12/31/2023
DOC	3,270,276	$43,527	12/31/2023
Norges Bank	2,620,780	$34,883	12/31/2023
DOC	2,620,780	$34,883	12/31/2023
Balyasny Asset Management LLC	2,345,063	$31,213	12/31/2023
DOC	2,345,063	$31,213	12/31/2023
Janus Henderson Group PLC	2,287,460	$30,449	12/31/2023
DOC	2,287,460	$30,449	12/31/2023
Victory Capital Management Inc.	2,270,712	$30,223	12/31/2023
DOC	2,270,712	$30,223	12/31/2023
Legal & General Group Plc	2,138,889	$28,469	12/31/2023
DOC	2,138,889	$28,469	12/31/2023
Federated Hermes Inc.	2,055,101	$27,353	12/31/2023
DOC	2,055,101	$27,353	12/31/2023
Morgan Stanley	1,959,205	$26,077	12/31/2023
DOC	1,959,205	$26,077	12/31/2023
Crawford Investment Counsel Inc.	1,923,862	$25,607	12/31/2023
DOC	1,923,862	$25,607	12/31/2023
Systematic Financial Management LP	1,910,031	$25,423	12/31/2023
DOC	1,910,031	$25,423	12/31/2023
JPMorgan Chase & Co.	1,815,053	$24,158	12/31/2023
DOC	1,815,053	$24,158	12/31/2023
Qube Research & Technologies Ltd	1,742,373	$23,191	12/31/2023
DOC	1,742,373	$23,191	12/31/2023
Alliancebernstein L.P.	1,668,716	$22,211	12/31/2023
DOC	1,668,716	$22,211	12/31/2023
California Public Employees Retirement System	1,574,844	$20,961	12/31/2023
DOC	1,574,844	$20,961	12/31/2023
GW&K Investment Management LLC	1,535,473	$20,437	12/31/2023
DOC	1,535,473	$20,437	12/31/2023
UBS Asset Management Americas Inc.	1,510,056	$20,099	12/31/2023
DOC	1,510,056	$20,099	12/31/2023
Bank of America Corp DE	1,497,165	$19,927	12/31/2023
DOC	1,497,165	$19,927	12/31/2023
Mitsubishi UFJ Trust & Banking Corp	1,434,433	$19,092	12/31/2023
DOC	1,434,433	$19,092	12/31/2023
Invesco Ltd.	1,433,707	$19,083	12/31/2023
DOC	1,433,707	$19,083	12/31/2023
V3 Capital Management L.P.	1,393,560	$18,548	12/31/2023
DOC	1,393,560	$18,548	12/31/2023
Highland Capital Management Fund Advisors L.P.	1,222,631	$16,273	12/31/2023
DOC	1,222,631	$16,273	12/31/2023
Segall Bryant & Hamill LLC	1,149,981	$15,306	12/31/2023
DOC	1,149,981	$15,306	12/31/2023
AXA S.A.	1,143,301	$15,217	12/31/2023
DOC	1,143,301	$15,217	12/31/2023
Ameriprise Financial Inc.	1,101,871	$14,666	12/31/2023
DOC	1,101,871	$14,666	12/31/2023
Foresight Group Ltd Liability Partnership	924,898	$12,555	12/31/2023
DOC	924,898	$12,555	12/31/2023
Standard Life Aberdeen plc	919,351	$12,237	12/31/2023
DOC	919,351	$12,237	12/31/2023
Nuveen Asset Management LLC	913,828	$12,163	12/31/2023
DOC	913,828	$12,163	12/31/2023
Principal Financial Group Inc.	890,587	$11,854	12/31/2023
DOC	890,587	$11,854	12/31/2023
Barclays PLC	870,221	$11,582	12/31/2023
DOC	870,221	$11,582	12/31/2023
Rhumbline Advisers	850,490	$11,320	12/31/2023
DOC	850,490	$11,320	12/31/2023
Mesirow Institutional Investment Management Inc.	841,595	$11,202	12/31/2023
DOC	841,595	$11,202	12/31/2023
Alyeska Investment Group L.P.	840,544	$11,188	12/31/2023
DOC	840,544	$11,188	12/31/2023
Kempen Capital Management N.V.	820,400	$10,920	12/31/2023
DOC	820,400	$10,920	12/31/2023
First Eagle Investment Management LLC	751,208	$9,999	12/31/2023
DOC	751,208	$9,999	12/31/2023
Mirae Asset Global Investments Co. Ltd.	718,928	$9,569	12/31/2023
DOC	718,928	$9,569	12/31/2023
Asset Management One Co. Ltd.	646,048	$8,767	12/31/2023
DOC	646,048	$8,767	12/31/2023
Isthmus Partners LLC	639,633	$8,514	12/31/2023
DOC	639,633	$8,514	12/31/2023
Herr Investment Group LLC	539,142	$7,176	12/31/2023
DOC	539,142	$7,176	12/31/2023
UBS Group AG	526,676	$7,010	12/31/2023
DOC	526,676	$7,010	12/31/2023
Mutual of America Capital Management LLC	480,646	$6,397	12/31/2023
DOC	480,646	$6,397	12/31/2023
Swiss National Bank	469,906	$6,254	12/31/2023
DOC	469,906	$6,254	12/31/2023