ONL

Orion Office REIT

194 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, 60 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

45% less repeat investments, than reductions

Existing positions increased: 33 | Existing positions reduced: 60

Holders
194
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 +$751K
2 +$511K
3 +$477K
4
Marshall Wace
Marshall Wace
United Kingdom
+$273K
5
Two Sigma Advisers
Two Sigma Advisers
New York
+$249K

Top Sellers

1 -$901K
2 -$616K
3 -$526K
4
Millennium Management
Millennium Management
New York
-$399K
5
XT
XTX Topco
Cayman Islands
-$392K