ONL

Orion Office REIT

197 hedge funds and large institutions have $86M invested in Orion Office REIT in 2025 Q3 according to their latest regulatory filings, with 23 funds opening new positions, 33 increasing their positions, 62 reducing their positions, and 32 closing their positions.

New
Increased
Maintained
Reduced
Closed

more capital invested

Capital invested by funds: $ → $

more funds holding in top 10

Funds holding in top 10:

less ownership

Funds ownership:

less funds holding

Funds holding:

28% less first-time investments, than exits

New positions opened: 23 | Existing positions closed: 32

47% less repeat investments, than reductions

Existing positions increased: 33 | Existing positions reduced: 62

Holders
197
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$36K
Puts
Net Calls
Net Calls Change

Top Buyers

1 +$744K
2 +$507K
3 +$473K
4
Marshall Wace
Marshall Wace
United Kingdom
+$270K
5
Two Sigma Advisers
Two Sigma Advisers
New York
+$247K

Top Sellers

1 -$892K
2 -$610K
3 -$526K
4
Millennium Management
Millennium Management
New York
-$395K
5
XT
XTX Topco
Cayman Islands
-$389K
Name Holding Trade Value Shares
Change
Change in
Stake
GCM
201
Greenland Capital Management
New York
BHCM
202
Brevan Howard Capital Management
Jersey
ACM
203
Aster Capital Management
United Arab Emirates
JG
204
Jain Global
New York
PCP
205
Proficio Capital Partners
Massachusetts
SIM
206
Sandia Investment Management
Massachusetts
SCA
207
SMH Capital Advisors
Texas
Hudson Bay Capital Management
208
Hudson Bay Capital Management
Connecticut
DS
209
DRW Securities
Illinois
GCM
210
Graham Capital Management
Connecticut
P
211
Pitcairn
Pennsylvania
GSC
212
Ground Swell Capital
South Carolina
Neuberger Berman Group
213
Neuberger Berman Group
New York
Group One Trading
214
Group One Trading
Illinois
TWC
215
TD Waterhouse Canada
Ontario, Canada
ANBT
216
American National Bank & Trust
Texas
RI
217
Ridgewood Investments
New Jersey
BCMLT
218
Beacon Capital Management LLC (Tennessee)
Tennessee
KTC
219
Kentucky Trust Company
Kentucky
AWM
220
Atticus Wealth Management
Florida
HC
221
Hurley Capital
New York
AG
222
AmeriFlex Group
Nevada
AP
223
Atwood & Palmer
Missouri
CT
224
Colonial Trust
South Carolina
PFPT
225
Pinnacle Financial Partners (Tennessee)
Tennessee