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Ultragenyx Pharmaceutical
RARE

Overview Fund Activity

297 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, 125 increasing their positions, 104 reducing their positions, and 44 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
297
Holders Change
-13
Holders Change %
-4.19%
% of All Funds
4.03%
Holding in Top 10
7
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+40%
% of All Funds
0.1%
New
34
Increased
125
Reduced
104
Closed
44
Calls
$43.9M
Puts
$42.2M
Net Calls
+$1.65M
Net Calls Change
+$8.06M

Top Buyers

1
Adage Capital Partners
Adage Capital Partners
Massachusetts
+$35M
2
SCM
Suvretta Capital Management
New York
+$31.6M
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$25.6M
4
DTC
Deep Track Capital
Connecticut
+$25.2M
5
PCH
Polar Capital Holdings
United Kingdom
+$23.6M

Top Sellers

1
VPC
Vestal Point Capital
New York
-$36.2M
2
Marshall Wace
Marshall Wace
United Kingdom
-$26M
3
First Trust Advisors
First Trust Advisors
Illinois
-$19.1M
4
Invesco
Invesco
Georgia
-$17.6M
5
AllianceBernstein
AllianceBernstein
Tennessee
-$13.8M
Name Holding Trade Value Shares
Change 		Shares
Change %
UBS AM
76
UBS AM
Illinois
$8.41M +$1.09M +29,984 +15%
Squarepoint
77
Squarepoint
New York
$7.96M +$4.78M +131,895 +150%
IC
78
Ikarian Capital
Texas
$7.86M +$1.38M +38,000 +21%
GIP
79
Granite Investment Partners
California
$7.85M +$2.04M +56,468 +35%
Assenagon Asset Management
80
Assenagon Asset Management
Luxembourg
$7.82M +$5.31M +146,617 +212%
WCM Investment Management
81
WCM Investment Management
California
$7.65M +$2.52M +66,604 +49%
Fisher Asset Management
82
Fisher Asset Management
Washington
$7.52M -$2.08M -57,434 -22%
CM
83
Caption Management
Oklahoma
$6.48M +$2.22M +61,257 +52%
BNP Paribas Financial Markets
84
BNP Paribas Financial Markets
France
$6.4M +$1.24M +34,223 +24%
PCM
85
Peregrine Capital Management
Minnesota
$6.14M +$202K +5,579 +3%
Jane Street
86
Jane Street
New York
$6M +$3.05M +84,132 +103%
Swiss National Bank
87
Swiss National Bank
Switzerland
$5.83M -$76K -2,100 -1%
BOCH
88
Blue Owl Capital Holdings
New York
$5.55M +$1.27M +35,000 +30%
MFWM
89
Motley Fool Wealth Management
Virginia
$5.42M -$153K -4,239 -3%
PA
90
Pinnacle Associates
New York
$5.19M -$185K -5,118 -3%
Barclays
91
Barclays
United Kingdom
$5.18M -$2.29M -63,227 -31%
California Public Employees Retirement System
92
California Public Employees Retirement System
California
$5.09M +$330K +9,102 +7%
TD Asset Management
93
TD Asset Management
Ontario, Canada
$5.01M +$1.63M +45,000 +48%
Universal-Beteiligungs- und Servicegesellschaft
94
Universal-Beteiligungs- und Servicegesellschaft
Germany
$4.86M +$123K +3,400 +3%
AG
95
Algert Global
California
$4.72M +$1.72M +47,527 +57%
EAM
96
EFG Asset Management
Oregon
$4.45M -$598K -16,501 -12%
CSS
97
Cubist Systematic Strategies
Connecticut
$4.4M +$4.4M +121,510 New
Susquehanna International Group
98
Susquehanna International Group
Pennsylvania
$4.36M -$2.17M -59,965 -33%
Citigroup
99
Citigroup
New York
$4.1M +$1.67M +46,207 +69%
Balyasny Asset Management
100
Balyasny Asset Management
Illinois
$4.08M +$104K +2,865 +3%
2 3
4
5 6