CIO

City Office REIT
CIO

Overview Fund Activity

136 hedge funds and large institutions have $130M invested in City Office REIT in 2025 Q1 according to their latest regulatory filings, with 13 funds opening new positions, 29 increasing their positions, 54 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
136
Holders Change
-6
Holders Change %
-4.23%
% of All Funds
1.85%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
13
Increased
29
Reduced
54
Closed
17
Calls
$458K
Puts
$616K
Net Calls
-$158K
Net Calls Change
+$90K

Top Buyers

1
SBH
1
Segall Bryant & Hamill
Illinois
$1.47M
2
BlackRock
2
BlackRock
New York
$19.6M
3
SIMG
3
Sonora Investment Management Group
Arizona
$655K
4
Morgan Stanley
4
Morgan Stanley
New York
$3.27M
5
MAM
5
Martingale Asset Management
Massachusetts
$1.02M

Top Sellers

1
AQR Capital Management
1
AQR Capital Management
Connecticut
$920K
2
HF
2
HRT Financial
New York
$0
3
YIH
3
Y-Intercept (HK)
Hong Kong
$0
4
JPMorgan Chase & Co
4
JPMorgan Chase & Co
New York
$1.59M
5
Goldman Sachs
5
Goldman Sachs
New York
$2.13M
Name Holding Trade Value Shares
Change 		Shares
Change %
NM
1
Newtyn Management
New York
$20.4M – – –
BlackRock
2
BlackRock
New York
$19.6M +$963K +185,617 +5%
Vanguard Group
3
Vanguard Group
Pennsylvania
$10.7M -$20.2K -3,894 -0.2%
Nomura Holdings
4
Nomura Holdings
Japan
$9.14M -$830 -160 -0%
LSV Asset Management
5
LSV Asset Management
Illinois
$7.71M -$16.9K -3,261 -0.2%
Renaissance Technologies
6
Renaissance Technologies
New York
$6.52M -$129K -24,945 -2%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$5M +$68.3K +13,164 +1%
State Street
8
State Street
Massachusetts
$4.42M -$120K -23,130 -3%
Acadian Asset Management
9
Acadian Asset Management
Massachusetts
$4.01M +$152K +29,323 +4%
Morgan Stanley
10
Morgan Stanley
New York
$3.27M +$349K +67,187 +12%
Dimensional Fund Advisors
11
Dimensional Fund Advisors
Texas
$2.91M -$16.9K -3,264 -0.6%
Goldman Sachs
12
Goldman Sachs
New York
$2.13M -$429K -82,654 -17%
D.E. Shaw & Co
13
D.E. Shaw & Co
New York
$1.99M -$201K -38,759 -9%
Northern Trust
14
Northern Trust
Illinois
$1.83M -$42.9K -8,262 -2%
Arrowstreet Capital
15
Arrowstreet Capital
Massachusetts
$1.78M -$240K -46,251 -12%
Charles Schwab
16
Charles Schwab
California
$1.69M -$41.2K -7,944 -2%
JPMorgan Chase & Co
17
JPMorgan Chase & Co
New York
$1.59M -$487K -93,752 -23%
SBH
18
Segall Bryant & Hamill
Illinois
$1.47M +$1.47M +283,980 New
ECM
19
Engine Capital Management
New York
$1.2M – – –
PCM
20
Penserra Capital Management
California
$1.12M +$195K +37,524 +21%
MAM
21
Martingale Asset Management
Massachusetts
$1.02M +$285K +54,861 +39%
Victory Capital Management
22
Victory Capital Management
Texas
$924K +$19.8K +3,821 +2%
AQR Capital Management
23
AQR Capital Management
Connecticut
$920K -$707K -136,250 -43%
Millennium Management
24
Millennium Management
New York
$847K -$360K -69,280 -30%
Invesco
25
Invesco
Georgia
$808K -$234K -45,065 -22%
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