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Ultragenyx Pharmaceutical
RARE

Overview Fund Activity

307 hedge funds and large institutions have $3.42B invested in Ultragenyx Pharmaceutical in 2025 Q2 according to their latest regulatory filings, with 54 funds opening new positions, 116 increasing their positions, 108 reducing their positions, and 43 closing their positions.

Holders
307
Holders Change
+10
Holders Change %
+3.37%
% of All Funds
4.12%
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
116
Reduced
108
Closed
43
Calls
$149M
Puts
$87.7M
Net Calls
+$60.8M
Net Calls Change
+$59.2M

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
Assenagon Asset Management
4
Assenagon Asset Management
Luxembourg
$42.3M
5
FCM
5
Farallon Capital Management
California
$32.7M

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 Holding Trade Value Shares
Change 		Shares
Change %
Marshall Wace
126
Marshall Wace
United Kingdom
$2.4M -$9.75M -268,207 -80%
EGM
127
Engineers Gate Manager
New York
$2.22M -$89.3K -2,456 -4%
Nordea Investment Management
128
Nordea Investment Management
Sweden
$2.21M +$826K +22,509 +60%
Mirae Asset Global ETFs Holdings
129
Mirae Asset Global ETFs Holdings
Hong Kong
$2.19M -$55.4K -1,523 -2%
FMI
130
F/M Investments
District of Columbia
$2.15M +$28.7K +788 +1%
DekaBank Deutsche Girozentrale
131
DekaBank Deutsche Girozentrale
Germany
$2.09M – – –
DP
132
Diadema Partners
New Jersey
$1.96M +$1.96M +53,985 New
Tudor Investment Corp
133
Tudor Investment Corp
Connecticut
$1.93M +$1.11M +30,665 +136%
State of New Jersey Common Pension Fund D
134
State of New Jersey Common Pension Fund D
New Jersey
$1.93M +$247K +6,804 +15%
DMKJ
135
David M. Knott Jr
$1.89M +$145K +4,000 +8%
YIH
136
Y-Intercept (HK)
Hong Kong
$1.88M +$987K +27,138 +110%
Verition Fund Management
137
Verition Fund Management
Connecticut
$1.87M +$163K +4,474 +10%
VOYA Investment Management
138
VOYA Investment Management
Georgia
$1.81M -$483K -13,280 -21%
Comerica Bank
139
Comerica Bank
Texas
$1.81M +$1.54M +42,308 +575%
PAI
140
Palo Alto Investors
California
$1.77M +$1.77M +48,750 New
Natixis Advisors
141
Natixis Advisors
Massachusetts
$1.7M +$849K +23,363 +99%
GC
142
Guggenheim Capital
Illinois
$1.65M -$49.1K -1,351 -3%
Treasurer of the State of North Carolina
143
Treasurer of the State of North Carolina
North Carolina
$1.53M +$48.3K +1,327 +3%
AGP
144
Artia Global Partners
Florida
$1.52M +$1.52M +41,830 New
New York State Common Retirement Fund
145
New York State Common Retirement Fund
New York
$1.42M -$826K -22,721 -37%
Citadel Advisors
146
Citadel Advisors
Florida
$1.37M -$7.96M -218,922 -85%
XT
147
XTX Topco
Cayman Islands
$1.35M +$198K +5,440 +17%
Janus Henderson Group
148
Janus Henderson Group
United Kingdom
$1.33M – – –
Ensign Peak Advisors
149
Ensign Peak Advisors
Utah
$1.31M – – –
WCM
150
Wedge Capital Management
North Carolina
$1.3M +$4K +110 +0.3%
4 5
6
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