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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

200% more funds holding in top 10

Funds holding in top 10: 26 (+4)

51% more repeat investments, than reductions

Existing positions increased: 125 | Existing positions reduced: 83

29% more first-time investments, than exits

New positions opened: 62 | Existing positions closed: 48

4.16% more ownership

Funds ownership: 97.37%101.53% (+4.2%)

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
+8
Holders Change %
+2.79%
% of All Funds
3.63%
Holding in Top 10
6
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+200%
% of All Funds
0.07%
New
62
Increased
125
Reduced
83
Closed
48
Calls
$27.9M
Puts
$25.8M
Net Calls
+$2.02M
Net Calls Change
-$26.3M
Name Holding Trade Value Shares
Change
Change in
Stake
Amundi
201
Amundi
France
$318K +$342K +15,166 New
Acadian Asset Management
202
Acadian Asset Management
Massachusetts
$309K +$334K +14,837 New
First Trust Advisors
203
First Trust Advisors
Illinois
$297K -$55K -2,444 -15%
EAM
204
Erste Asset Management
Austria
$290K
ACM
205
ADAR1 Capital Management
Texas
$281K +$302K +13,400 New
SOAM
206
SBI Okasan Asset Management
Japan
$278K
CB
207
Commerce Bank
Missouri
$253K +$66.5K +2,953 +32%
IMC Chicago
208
IMC Chicago
Illinois
$250K -$258K -11,478 -49%
TI
209
Tidal Investments
Wisconsin
$242K +$260K +11,563 New
Canada Life
210
Canada Life
Manitoba, Canada
$239K +$17.3K +767 +7%
Teacher Retirement System of Texas
211
Teacher Retirement System of Texas
Texas
$234K -$7.59M -337,167 -97%
M&T Bank
212
M&T Bank
New York
$233K +$250K +11,118 New
PNC Financial Services Group
213
PNC Financial Services Group
Pennsylvania
$231K +$99.2K +4,403 +66%
CIAM
214
Caitong International Asset Management
Hong Kong
$226K -$2.52M -112,060 -91%
MG
215
Marex Group
$224K +$23.4K +1,041 +11%
LIP
216
Lighthouse Investment Partners
Florida
$221K +$238K +10,559 New
Rockefeller Capital Management
217
Rockefeller Capital Management
New York
$212K +$53.8K +2,390 +31%
Public Employees Retirement Association of Colorado
218
Public Employees Retirement Association of Colorado
Colorado
$187K
PAP
219
Persistent Asset Partners
Hong Kong
$186K -$48.3K -2,145 -19%
MCM
220
MAI Capital Management
Ohio
$186K +$200K +8,884 New
TRCT
221
Tower Research Capital (TRC)
New York
$163K +$175K +7,766 +110,943%
Daiwa Securities Group
222
Daiwa Securities Group
Japan
$160K +$8.58K +381 +5%
Mitsubishi UFJ Asset Management
223
Mitsubishi UFJ Asset Management
Japan
$160K -$3.99K -177 -2%
Walleye Trading
224
Walleye Trading
New York
$147K -$138K -6,128 -47%
Ensign Peak Advisors
225
Ensign Peak Advisors
Utah
$141K -$5.49M -243,850 -97%