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ONL

Orion Office REIT
ONL

198 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 34 closing their positions.

New
Increased
Maintained
Reduced
Closed

21% more capital invested

Capital invested by funds: $71.2M → $86M (+$14.8M)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

2.94% less ownership

Funds ownership: 59.51% → 56.58% (-2.9%)

6% less funds holding

Funds holding: 211 → 198 (-13)

32% less first-time investments, than exits

New positions opened: 23 | Existing positions closed: 34

47% less repeat investments, than reductions

Existing positions increased: 33 | Existing positions reduced: 62

Holders
198
Holders Change
-13
Holders Change %
-6.16%
% of All Funds
2.6%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
23
Increased
33
Reduced
62
Closed
34
Calls
$36K
Puts
–
Net Calls
+$36K
Net Calls Change
+$9K

Top Buyers

Rank Fund Capital Flow
1
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$744K
2
Two Sigma Investments
Two Sigma Investments
New York
+$507K
3
Citadel Advisors
Citadel Advisors
Florida
+$473K
4
Marshall Wace
Marshall Wace
United Kingdom
+$270K
5
Two Sigma Advisers
Two Sigma Advisers
New York
+$247K

Top Sellers

Rank Fund Capital Flow
1
Geode Capital Management
Geode Capital Management
Massachusetts
-$892K
2
Mariner
Mariner
Kansas
-$610K
3
HF
HRT Financial
New York
-$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
BWAM
176
Boyd Watterson Asset Management
Ohio
$27 – – –
CIBC Private Wealth Group
177
CIBC Private Wealth Group
Georgia
$27 – – –
CFD
178
Creative Financial Designs
Indiana
$27 – – –
GEA
179
Glen Eagle Advisors
New Jersey
$27 – – –
HIA
180
Harbor Investment Advisory
Maryland
$27 – – –
SL
181
Salomon & Ludwin
Virginia
$27 – – –
MEG
182
Millstone Evans Group
Colorado
$24 – – –
HNB
183
Hilltop National Bank
Wyoming
$19 – – –
WT
184
Whittier Trust
California
$19 – – –
BTI
185
Blue Trust Inc
Georgia
$16 – – –
CTB
186
Country Trust Bank
Illinois
$16 – – –
CTWM
187
Cherry Tree Wealth Management
Minnesota
$14 -$75 -28 -85%
PPC
188
Park Place Capital
Alabama
$14 – – –
QC
189
Quent Capital
New York
$11 +$11 +4 New
Barclays
190
Barclays
United Kingdom
$8 – – –
OP
191
ORG Partners
Indiana
$8 – – –
Q1WB
192
Quest 10 Wealth Builders
Virginia
$8 – – –
PWA
193
Physician Wealth Advisors
Utah
$6 – – –
WA
194
Whipplewood Advisors
Colorado
$5 -$11 -4 -67%
FDCDDQ
195
Federation des caisses Desjardins du Quebec
Quebec, Canada
$3 – – –
HFS
196
Horizon Financial Services
North Carolina
$3 +$3 +1 New
RFP
197
Root Financial Partners
California
$3 +$3 +1 New
SWP
198
Strategic Wealth Partners
Ohio
$1 – – –
HF
199
HRT Financial
New York
– -$526K -247,372 Closed
Ameriprise
200
Ameriprise
Minnesota
– -$344K -161,399 Closed
6 7
8
9 10

ONL Hedge Fund Activity: Q3 2025 in Review

198 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Orion Office REIT (ONL) for Q3 2025, worth a combined $86M — up 21% from $71.2M a quarter earlier.

Sellers outnumbered buyers: 34 funds closed out of ONL and 23 opened new positions — a net loss of 11 holders — while 62 trimmed existing stakes and 33 added.

The largest buyer was Susquehanna International Group, adding an estimated $744K. The largest seller was Geode Capital Management, cutting an estimated $892K.

  • 198 institutional investors held Orion Office REIT (ONL) as of Q3 2025, down from 211 in Q2 2025.
  • Funds reported $86M of Orion Office REIT stock for Q3 2025, up 21% quarter-over-quarter.
  • 23 funds opened new Orion Office REIT positions in Q3 2025 and 34 closed out, a net change of -11 holders.
  • The largest Orion Office REIT buyer in Q3 2025 was Susquehanna International Group, an estimated $744K added.
  • The largest Orion Office REIT seller in Q3 2025 was Geode Capital Management, an estimated $892K sold.

Based on aggregated 13F filings for Q3 2025.