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Ultragenyx Pharmaceutical
RARE

Overview Fund Activity

297 hedge funds and large institutions have $3.22B invested in Ultragenyx Pharmaceutical in 2025 Q1 according to their latest regulatory filings, with 34 funds opening new positions, 125 increasing their positions, 104 reducing their positions, and 44 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
297
Holders Change
-13
Holders Change %
-4.19%
% of All Funds
4.03%
Holding in Top 10
7
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+40%
% of All Funds
0.1%
New
34
Increased
125
Reduced
104
Closed
44
Calls
$43.9M
Puts
$42.2M
Net Calls
+$1.65M
Net Calls Change
+$8.06M

Top Buyers

1
Adage Capital Partners
Adage Capital Partners
Massachusetts
+$35M
2
SCM
Suvretta Capital Management
New York
+$31.6M
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$25.6M
4
DTC
Deep Track Capital
Connecticut
+$25.2M
5
PCH
Polar Capital Holdings
United Kingdom
+$23.6M

Top Sellers

1
VPC
Vestal Point Capital
New York
-$36.2M
2
Marshall Wace
Marshall Wace
United Kingdom
-$26M
3
First Trust Advisors
First Trust Advisors
Illinois
-$19.1M
4
Invesco
Invesco
Georgia
-$17.6M
5
AllianceBernstein
AllianceBernstein
Tennessee
-$13.8M
Name Holding Trade Value Shares
Change 		Shares
Change %
SC
301
Stempoint Capital
New York
– -$4.28M -101,809 Closed
BAMCO Inc
302
BAMCO Inc
New York
– -$1.68M -40,000 Closed
CCIA
303
Campbell & Co Investment Adviser
Maryland
– -$1.67M -39,694 Closed
BHCM
304
Brevan Howard Capital Management
Jersey
– -$1.48M -35,201 Closed
CM
305
Crestline Management
Texas
– -$1.18M -27,949 Closed
DFCM
306
Dark Forest Capital Management
Puerto Rico
– -$459K -10,916 Closed
BPC
307
Bryce Point Capital
New York
– -$451K -10,719 Closed
SPA
308
Sherbrooke Park Advisers
New York
– -$437K -10,387 Closed
Pathstone Holdings
309
Pathstone Holdings
New Jersey
– -$436K -10,363 Closed
Allianz Asset Management
310
Allianz Asset Management
Germany
– -$408K -9,700 Closed
NRD
311
Nebula Research & Development
New York
– -$373K -8,876 Closed
FCM
312
Fieldview Capital Management
Michigan
– -$349K -8,294 Closed
ACM
313
ADAR1 Capital Management
Texas
– -$337K -8,000 Closed
VEA
314
Virtus ETF Advisers
New York
– -$314K -7,457 Closed
SC
315
Syon Capital
California
– -$310K -7,362 Closed
Wealth Enhancement Advisory Services
316
Wealth Enhancement Advisory Services
Minnesota
– -$297K -7,052 Closed
PCM
317
Prelude Capital Management
New York
– -$245K -5,822 Closed
Neuberger Berman Group
318
Neuberger Berman Group
New York
– -$236K -5,608 Closed
NW
319
NewEdge Wealth
Pennsylvania
– -$230K -5,463 Closed
MOACM
320
Mutual of America Capital Management
New York
– -$223K -5,295 Closed
VAS
321
Vestmark Advisory Solutions
Massachusetts
– -$222K -5,277 Closed
QCM
322
Quantinno Capital Management
New York
– -$211K -5,013 Closed
MSRPS
323
Maryland State Retirement & Pension System
Maryland
– -$210K -4,985 Closed
URS
324
Utah Retirement Systems
Utah
– -$202K -4,800 Closed
BG
325
Bellevue Group
Switzerland
– -$168K -4,000 Closed
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