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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.

New
Increased
Maintained
Reduced
Closed
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
JPMorgan Chase & Co
New York
$119M
2
Fidelity Investments
Fidelity Investments
Massachusetts
$94.7M
3
BBA
Baker Bros. Advisors
New York
$101M
4
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
$42.3M
5
FCM
Farallon Capital Management
California
$32.7M

Top Sellers

1
Adage Capital Partners
Adage Capital Partners
Massachusetts
$55.6M
2
Wellington Management Group
Wellington Management Group
Massachusetts
$68.1M
3
ACA
Avoro Capital Advisors
New York
$12M
4
VPC
Vestal Point Capital
New York
$0
5
Invesco
Invesco
Georgia
$26.3M
Name Holding Trade Value Shares
Change 		Shares
Change %
MIM
226
MetLife Investment Management
New Jersey
$203K +$4.47K +123 +2%
Group One Trading
227
Group One Trading
Illinois
$202K +$202K +5,559 New
Truist Financial
228
Truist Financial
North Carolina
$200K -$148K -4,080 -43%
Osaic Holdings
229
Osaic Holdings
Arizona
$168K +$165K +4,541 +4,284%
Walleye Capital
230
Walleye Capital
New York
$161K -$1.19M -32,671 -88%
Carson Wealth (CWM LLC)
231
Carson Wealth (CWM LLC)
Nebraska
$151K +$139K +3,818 +1,171%
Mirae Asset Global Investments
232
Mirae Asset Global Investments
South Korea
$133K +$20.3K +557 +18%
HFS
233
Hantz Financial Services
Michigan
$118K -$7.84K -215 -6%
KBC Group
234
KBC Group
Belgium
$107K -$27.5K -755 -20%
US Bancorp
235
US Bancorp
Minnesota
$103K -$982 -27 -0.9%
PNC Financial Services Group
236
PNC Financial Services Group
Pennsylvania
$87.8K -$11.7K -321 -12%
GFM
237
GF Fund Management
China
$86K – – –
PD
238
Point72 (DIFC)
United Arab Emirates
$79.1K -$701K -19,269 -90%
SO
239
STRS Ohio
Ohio
$78.1K +$78.1K +2,147 New
VanEck Associates
240
VanEck Associates
New York
$76K +$11.1K +308 +17%
BC
241
BIT Capital
Germany
$74.7K -$713K -19,600 -91%
SPIA
242
Steward Partners Investment Advisory
New York
$62.2K – – –
MYIA
243
Mount Yale Investment Advisors
Colorado
$54.9K +$54.9K +1,509 New
TRCT
244
Tower Research Capital (TRC)
New York
$53.1K -$39.6K -1,090 -43%
SAM
245
Shell Asset Management
Netherlands
$53K -$25.3K -694 -32%
C
246
Covestor
United Kingdom
$52K -$10.7K -293 -17%
TIM
247
Tortoise Investment Management
New York
$30.7K – – –
PA
248
Parallel Advisors
California
$26.6K +$24.3K +669 +1,062%
HNB
249
Huntington National Bank
Ohio
$25.4K +$7.6K +209 +43%
AF
250
Advisornet Financial
Minnesota
$25.3K +$4.98K +137 +24%
8 9
10
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