Institutional shares held 84.7 Million
675K calls
846K puts
Total value of holdings $3.3B
$26.3M calls
$33M puts
Market Cap $2.73B
70,036,896 Shares Out.
Institutional ownership 120.96%
# of Institutions 343


Latest Institutional Activity in RARE

Top Purchases

Q1 2025
Sg Americas Securities, LLC Shares Held: 238K ($9.26M)
Q1 2025
Assenagon Asset Management S.A. Shares Held: 216K ($8.42M)
Q1 2025
Wcm Investment Management, LLC Shares Held: 202K ($7.88M)
Q1 2025
Wedge Capital Management L L P Shares Held: 35.7K ($1.39M)
Q1 2025
Emerald Mutual Fund Advisers Trust Shares Held: 341K ($13.3M)

Top Sells

Q1 2025
Kbc Group Nv Shares Held: 3.7K ($144K)
Q1 2025
Gamma Investing LLC Shares Held: 747 ($29.1K)
Q1 2025
Envestnet Asset Management Inc Shares Held: 28.3K ($1.1M)
Q1 2025
Teacher Retirement System Of Texas Shares Held: 22.4K ($872K)
Q1 2025
Emerald Advisers, LLC Shares Held: 516K ($20.1M)

About RARE

Ultragenyx Pharmaceutical Inc., a biopharmaceutical company, focuses on the identification, acquisition, development, and commercialization of novel products for the treatment of rare and ultra-rare genetic diseases in North America, Europe, and internationally. Its biologic products include Crysvita (burosumab), an antibody targeting fibroblast growth factor 23 for the treatment of X-linked hypophosphatemia, as well as tumor-induced osteomalacia; Mepsevii, an enzyme replacement therapy for the treatment of children and adults with Mucopolysaccharidosis VII; Dojolvi for treating long-chain fatty acid oxidation disorders; and Evkeeza (evinacumab) for the treatment of homozygous familial hypercholesterolemia. The company's products candidatures include DTX401, an adeno-associated virus 8 (AAV8) gene therapy clinical candidate for the treatment of patients with glycogen storage disease type Ia; DTX301, an AAV8 gene therapy for the treatment of patients with ornithine transcarbamylase; UX143, a human monoclonal antibody for the treatment of osteogenesis imperfecta; GTX-102, an antisense oligonucleotide for the treatment of Angelman syndrome; UX701, for the treatment of Wilson disease; and UX053 for the treatment of glycogen storage disease type III. Ultragenyx Pharmaceutical Inc. has collaboration and license agreement with Kyowa Kirin Co., Ltd.; Saint Louis University; Baylor Research Institute; REGENXBIO Inc.; Bayer Healthcare LLC; GeneTx; Mereo; University of Pennsylvania; Arcturus Therapeutics Holdings Inc., Solid Biosciences Inc.; and Daiichi Sankyo Co., Ltd. Ultragenyx Pharmaceutical Inc. was incorporated in 2010 and is headquartered in Novato, California.


Insider Transactions at RARE

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
398K Shares
From 16 Insiders
Grant, award, or other acquisition 398K shares
Sell / Disposition
264K Shares
From 15 Insiders
Payment of exercise price or tax liability 2.03K shares
Bona fide gift 20.6K shares
Open market or private sale 241K shares

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