Who Owns Ultragenyx Pharmaceutical Inc. (RARE)?Hedge Fund & Institutional Holders

$21.50-0.21 (-0.97%)HealthcareNASDAQ

Institutional Holders

50

as of Q4 2025

Total Institutional Value

$InfinityT

% of Float Held

Infinity%

QoQ Change in Holders

+7 / -6

Price History

$19.72$29.63$39.54$49.45$59.36Sep 24Jun 25Mar 26

RARE — Biggest New Institutional Buyers This Quarter

FundActionShares AddedValue Added
Entropy Technologies, LPIncreased+41K+$1000.0B
CITADEL ADVISORS LLCIncreased+2.0M+$42.0B
BANK OF AMERICA CORP /DE/Increased+559K+$26.0B
MILLENNIUM MANAGEMENT LLCIncreased+781K+$17.0B
FRONTIER CAPITAL MANAGEMENT CO LLCIncreased+896K+$13.0B
BALYASNY ASSET MANAGEMENT L.P.New Position+520K+$11.0B
AQR CAPITAL MANAGEMENT LLCIncreased+614K+$8.6B
Privium Fund Management B.V.New Position+358K+$8.2B
TEACHER RETIREMENT SYSTEM OF TEXASNew Position+348K+$8.0B
RENAISSANCE TECHNOLOGIES LLCIncreased+344K+$7.3B
Eversept Partners, LPNew Position+317K+$7.3B
MASSACHUSETTS FINANCIAL SERVICES CO /MA/New Position+310K+$7.1B
GREAT POINT PARTNERS LLCNew Position+300K+$6.9B
EMERALD ADVISERS, LLCNew Position+212K+$4.9B
Aberdeen Group plcIncreased+496K+$4.5B

RARE — Institutions Reducing or Closing Positions

FundActionShares SoldValue Sold
RTW INVESTMENTS, LPDecreased-258K-$98.0B
Schonfeld Strategic Advisors LLCDecreased-403K-$34.4B
DEUTSCHE BANK AG\Decreased-947K-$33.5B
SANDS CAPITAL MANAGEMENT, LLCDecreased-284K-$33.2B
JPMORGAN CHASE & CODecreased-37K-$31.7B
Frazier Life Sciences Management, L.P.Closed Position-984K-$29.6B
JACOBS LEVY EQUITY MANAGEMENT, INCDecreased-418K-$25.2B
Vestal Point Capital, LPClosed Position-750K-$22.6B
Eagle Health Investments LPClosed Position-697K-$21.0B
Invesco Ltd.Decreased-565K-$18.6B
DRIEHAUS CAPITAL MANAGEMENT LLCClosed Position-603K-$18.2B
Alyeska Investment Group, L.P.Closed Position-532K-$16.0B
FRANKLIN RESOURCES INCDecreased-368K-$13.4B
Blue Owl Capital Holdings LPDecreased-210K-$12.7B
AXA Investment Managers S.A.Closed Position-417K-$12.5B

Top Institutional Holders(Q4 2025)

#FundSharesValue% of PortfolioType
1Entropy Technologies, LP60,641$1.0T0.05%Share
2SANDS CAPITAL MANAGEMENT, LLC3,485,724$80.2B0.24%Share
3JPMORGAN CHASE & CO3,147,077$72.0B0.00%Share
4BAKER BROS. ADVISORS LP2,772,692$63.8B0.37%Share
5SUVRETTA CAPITAL MANAGEMENT, LLC2,019,000$46.4B0.95%Share
6FRONTIER CAPITAL MANAGEMENT CO LLC1,965,084$45.2B0.48%Share
7WELLINGTON MANAGEMENT GROUP LLP1,925,980$44.0B0.01%Share
8CITADEL ADVISORS LLC1,905,384$43.0B0.01%Share
9JACOBS LEVY EQUITY MANAGEMENT, INC1,749,268$40.0B0.15%Share
10Aberdeen Group plc1,469,951$33.8B0.05%Share
11AQR CAPITAL MANAGEMENT LLC1,353,901$31.0B0.02%Share
12Rock Springs Capital Management LP1,267,241$29.1B1.49%Share
13FMR LLC1,240,988$28.0B0.00%Share
14FMR LLC1,063,760$24.0B0.00%Share
15MILLENNIUM MANAGEMENT LLC880,644$20.0B0.01%Share
16Candriam S.C.A.799,384$18.0B0.09%Share
17JPMORGAN CHASE & CO723,856$16.0B0.00%Share
18UBS Group AG666,657$15.3B0.00%Share
19BANK OF AMERICA CORP /DE/624,841$14.0B0.00%Share
20SUSQUEHANNA INTERNATIONAL GROUP, LLP631,300$14.0B0.00%Put
21DEUTSCHE BANK AG\593,221$13.0B0.00%Share
22CHARLES SCHWAB INVESTMENT MANAGEMENT INC598,924$13.0B0.00%Share
23Polar Capital Holdings Plc556,628$12.0B0.05%Share
24SUSQUEHANNA INTERNATIONAL GROUP, LLP497,100$11.0B0.00%Call
25BALYASNY ASSET MANAGEMENT L.P.520,054$11.0B0.01%Share
26TWO SIGMA ADVISERS, LP481,600$11.0B0.02%Share
27NORTHERN TRUST CORP451,200$10.0B0.00%Share
28Caption Management, LLC404,700$9.3B0.06%Put
29MOORE CAPITAL MANAGEMENT, LP403,300$9.3B0.13%Call
30TWO SIGMA INVESTMENTS, LP424,049$9.0B0.01%Share
31CITADEL ADVISORS LLC420,741$9.0B0.00%Share
32Privium Fund Management B.V.357,502$8.2B1.51%Share
33TEACHER RETIREMENT SYSTEM OF TEXAS348,350$8.0B0.03%Share
34RENAISSANCE TECHNOLOGIES LLC366,100$8.0B0.01%Share
35Russell Investments Group, Ltd.357,246$8.0B0.01%Share
36BARCLAYS PLC357,898$8.0B0.00%Share
37Legal & General Group Plc380,468$8.0B0.00%Share
38Nuveen, LLC351,063$8.0B0.00%Share
39BANK OF AMERICA CORP /DE/353,657$8.0B0.00%Share
40FRED ALGER MANAGEMENT, LLC366,955$8.0B0.03%Share
41WELLINGTON MANAGEMENT GROUP LLP390,618$8.0B0.00%Share
42FMR LLC359,067$8.0B0.00%Share
43Eversept Partners, LP317,182$7.3B0.37%Share
44MASSACHUSETTS FINANCIAL SERVICES CO /MA/306,802$7.1B0.00%Share
45FRANKLIN RESOURCES INC308,197$7.0B0.00%Share
46MANUFACTURERS LIFE INSURANCE COMPANY, THE331,169$7.0B0.01%Share
47GREAT POINT PARTNERS LLC300,000$6.9B2.24%Share
48D. E. Shaw & Co., Inc.303,388$6.0B0.00%Share
49Connor, Clark & Lunn Investment Management Ltd.263,869$6.0B0.02%Share
50AMERIPRISE FINANCIAL INC267,750$6.0B0.00%Share

RARE Institutional Ownership History

QuarterHoldersTotal ValueChange
Q4 2025286$2.1T+45
Q3 2025241$1.6T-15
Q2 2025256$1.7T-44
Q1 2025300$2.3T+3
Q4 2024297$2.4T+42
Q3 2024255$71.4T+21
Q2 2024234$97.9T+9
Q1 2024225$763.5T—

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As of Q4 2025, 50 institutional investors hold RARE (Ultragenyx Pharmaceutical Inc.). The largest holder is Entropy Technologies, LP with $1.0T in shares. This quarter, 7 institutions opened new positions and 6 closed their positions.

Frequently Asked Questions

How many hedge funds own RARE?

As of Q4 2025, 50 institutional investors report holding RARE (Ultragenyx Pharmaceutical Inc.) in their 13F filings.

Who is the largest institutional holder of RARE?

The largest institutional holder of RARE is Entropy Technologies, LP with $1.0T in shares.

Is institutional ownership of RARE increasing or decreasing?

This quarter, 7 institutions opened new positions in RARE and 6 closed their positions.