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Mustang Bio

25 hedge funds and large institutions have $542K invested in Mustang Bio in 2025 Q4 according to their latest regulatory filings, with 7 funds opening new positions, 6 increasing their positions, 3 reducing their positions, and 2 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
25
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change

Top Buyers

1 +$112K
2 +$97.6K
3 +$59.3K
4
Two Sigma Investments
Two Sigma Investments
New York
+$52.9K
5
Jane Street
Jane Street
New York
+$18.6K

Top Sellers

1 -$17.9K
2 -$915
3 -$523
4
Morgan Stanley
Morgan Stanley
New York
-$198
5
UBS Group
UBS Group
Switzerland
-$5