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Ultragenyx Pharmaceutical
RARE

Overview Fund Activity

305 hedge funds and large institutions have $3.41B invested in Ultragenyx Pharmaceutical in 2025 Q2 according to their latest regulatory filings, with 54 funds opening new positions, 115 increasing their positions, 107 reducing their positions, and 42 closing their positions.

Holders
305
Holders Change
+8
Holders Change %
+2.69%
% of All Funds
4.1%
Holding in Top 10
6
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-14.29%
% of All Funds
0.08%
New
54
Increased
115
Reduced
107
Closed
42
Calls
$130M
Puts
$70.9M
Net Calls
+$59.3M
Net Calls Change
+$57.7M

Top Buyers

1
JPMorgan Chase & Co
1
JPMorgan Chase & Co
New York
$119M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$94.7M
3
BBA
3
Baker Bros. Advisors
New York
$101M
4
Norges Bank
4
Norges Bank
Norway
$35.8M
5
Assenagon Asset Management
5
Assenagon Asset Management
Luxembourg
$42.3M

Top Sellers

1
Adage Capital Partners
1
Adage Capital Partners
Massachusetts
$55.6M
2
Wellington Management Group
2
Wellington Management Group
Massachusetts
$68.1M
3
ACA
3
Avoro Capital Advisors
New York
$12M
4
VPC
4
Vestal Point Capital
New York
$0
5
Invesco
5
Invesco
Georgia
$26.3M
Name Market Value Shares Shares
Change 		Shares
Change %
Macquarie Group
76
Macquarie Group
Australia
$8.55M 235,097 -48,452 -17%
TI
77
Trexquant Investment
Connecticut
$8.54M 234,912 -33,754 -13%
BNP Paribas Financial Markets
78
BNP Paribas Financial Markets
France
$8.21M 225,826 +48,975 +28%
CCM
79
Catalio Capital Management
New York
$7.76M 213,402 +213,402 New
WCM Investment Management
80
WCM Investment Management
California
$7.69M 210,469 +8,256 +4%
Renaissance Technologies
81
Renaissance Technologies
New York
$7.57M 208,300 -91,300 -30%
PCM
82
Peregrine Capital Management
Minnesota
$6.89M 189,520 +20,053 +12%
Fisher Asset Management
83
Fisher Asset Management
Washington
$6.75M 185,756 -21,999 -11%
Man Group
84
Man Group
United Kingdom
$6.7M 184,177 -270,971 -60%
Barclays
85
Barclays
United Kingdom
$6.5M 178,611 +35,730 +25%
MFAM
86
Motley Fool Asset Management
Virginia
$6.09M 167,448 +82,975 +98%
Swiss National Bank
87
Swiss National Bank
Switzerland
$5.86M 161,052 – –
PP
88
PDT Partners
New York
$5.7M 156,693 +51,772 +49%
APM
89
Avidity Partners Management
Texas
$5.6M 154,000 -168,100 -52%
PHP
90
Parkman Healthcare Partners
Connecticut
$5.38M 147,980 -156,264 -51%
EAM
91
EFG Asset Management
Oregon
$4.94M 135,850 +12,908 +10%
SCM
92
Superstring Capital Management
New York
$4.74M 130,422 +130,422 New
TD Asset Management
93
TD Asset Management
Ontario, Canada
$4.5M 123,884 -14,600 -11%
GGHC
94
Gilder Gagnon Howe & Co
New York
$4.48M 123,127 +106,239 +629%
Russell Investments Group
95
Russell Investments Group
United Kingdom
$4.37M 120,195 +16,373 +16%
AG
96
Algert Global
California
$4.23M 116,347 -13,973 -11%
PA
97
Pinnacle Associates
New York
$4.15M 114,268 -29,107 -20%
California Public Employees Retirement System
98
California Public Employees Retirement System
California
$4.09M 112,509 -27,937 -20%
Jane Street
99
Jane Street
New York
$4.06M 111,726 -53,921 -33%
GCM
100
Graham Capital Management
Connecticut
$4M 110,088 +30,612 +39%
2 3
4
5 6