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Ultragenyx Pharmaceutical

295 hedge funds and large institutions have $2.05B invested in Ultragenyx Pharmaceutical in 2026 Q1 according to their latest regulatory filings, with 62 funds opening new positions, 125 increasing their positions, 83 reducing their positions, and 48 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 first-time investments, than exits

New positions opened: | Existing positions closed:

more ownership

Funds ownership:

3% more funds holding

Funds holding: 287295 (+8)

8% more call options, than puts

Call options by funds: $27.9M | Put options by funds: $25.8M

5% less capital invested

Capital invested by funds: $2.16B → $2.05B (-$108M)

Holders
295
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$27.9M
Puts
$25.8M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Mariner
126
Mariner
Kansas
$1.28M
DCM
127
DAFNA Capital Management
California
$1.28M
HWAM
128
Hennion & Walsh Asset Management
New Jersey
$1.26M
Nordea Investment Management
129
Nordea Investment Management
Sweden
$1.2M
FPC
130
Flax Pond Capital
Massachusetts
$1.19M
QC
131
Quadrature Capital
United Kingdom
$1.19M
Tudor Investment Corp
132
Tudor Investment Corp
Connecticut
$1.12M
DekaBank Deutsche Girozentrale
133
DekaBank Deutsche Girozentrale
Germany
$1.12M
JG
134
Jain Global
New York
$1.09M
HSBC Holdings
135
HSBC Holdings
United Kingdom
$1.08M
HT
136
Headlands Technologies
Illinois
$1.06M
State of Wisconsin Investment Board
137
State of Wisconsin Investment Board
Wisconsin
$986K
CAM
138
Congress Asset Management
Massachusetts
$941K
Carson Wealth (CWM LLC)
139
Carson Wealth (CWM LLC)
Nebraska
$934K
Ameriprise
140
Ameriprise
Minnesota
$886K
VGA
141
Vanguard Global Advisers
Pennsylvania
$865K
SG Americas Securities
142
SG Americas Securities
New York
$846K
Zurich Cantonal Bank
143
Zurich Cantonal Bank
Switzerland
$836K
Treasurer of the State of North Carolina
144
Treasurer of the State of North Carolina
North Carolina
$827K
TAM
145
TFG Asset Management
Cayman Islands
$827K
PFSRSONJ
146
Police & Firemen's Retirement System of New Jersey
New Jersey
$825K
Aberdeen Group
147
Aberdeen Group
United Kingdom
$807K
Pathstone Holdings
148
Pathstone Holdings
New Jersey
$776K
Wealth Enhancement Advisory Services
149
Wealth Enhancement Advisory Services
Minnesota
$767K
Janus Henderson Group
150
Janus Henderson Group
United Kingdom
$765K