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Ultragenyx Pharmaceutical

294 hedge funds and large institutions have $2.87B invested in Ultragenyx Pharmaceutical in 2025 Q3 according to their latest regulatory filings, with 52 funds opening new positions, 128 increasing their positions, 90 reducing their positions, and 56 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
294
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$88.2M
Puts
$33.9M
Net Calls
Net Calls Change

Top Buyers

1 +$141M
2 +$56.1M
3 +$46.6M
4
State Street
State Street
Massachusetts
+$33.7M
5
JP Morgan Chase
JP Morgan Chase
New York
+$22.6M