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Ultragenyx Pharmaceutical

298 hedge funds and large institutions have $3.22B invested in Ultragenyx Pharmaceutical in 2025 Q1 according to their latest regulatory filings, with 34 funds opening new positions, 126 increasing their positions, 104 reducing their positions, and 44 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more ownership

Funds ownership:

more call options, than puts

Call options by funds: $ | Put options by funds: $

4% less funds holding

Funds holding: 310298 (-12)

13% less capital invested

Capital invested by funds: $3.68B → $3.22B (-$462M)

23% less first-time investments, than exits

New positions opened: 34 | Existing positions closed: 44

Holders
298
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
7
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$43.9M
Puts
$42.2M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
76
$8.41M
77
$7.96M
78
$7.86M
79
$7.85M
80
$7.82M
81
$7.65M
82
$7.52M
83
$6.48M
84
$6.4M
85
$6.14M
86
$6M
87
$5.83M
88
$5.55M
89
$5.42M
90
$5.19M
91
$5.17M
92
$5.09M
93
$5.01M
94
$4.86M
95
$4.72M
96
$4.45M
97
$4.4M
98
$4.36M
99
$4.1M
100
$4.08M