Ultragenyx Pharmaceutical Inc.
RARE | NASDAQ
$14.65
+$0.14 (+0.96%)
At close: Sep 21, 2026, 4:00 PM ET
$14.66
+$0.01 (+0.07%)
Pre-market:
Sep 22, 2026, 6:06 AM ET
Company Profile
Ultragenyx Pharmaceutical Inc. is a biopharmaceutical firm dedicated to discovering, developing, and commercializing innovative treatments for rare and ultra-rare genetic conditions. Its operations span North America, Europe, and other international markets. The company's portfolio of marketed biologic products addresses several serious diseases. This includes Crysvita (burosumab), an antibody that targets fibroblast growth factor 23, used to treat X-linked hypophosphatemia and tumor-induced osteomalacia. Mepsevii offers enzyme replacement therapy for both pediatric and adult patients suffering from Mucopolysaccharidosis VII. Dojolvi is available for individuals with long-chain fatty acid oxidation disorders, while Evkeeza (evinacumab) provides a treatment option for homozygous familial hypercholesterolemia. Ultragenyx also boasts a robust pipeline of investigational therapies. Notable candidates include DTX401, an adeno-associated virus 8 (AAV8) gene therapy for glycogen storage disease type Ia, and DTX301, another AAV8 gene therapy aimed at ornithine transcarbamylase deficiency. Other promising developments feature UX143, a human monoclonal antibody for osteogenesis imperfecta; GTX-102, an antisense oligonucleotide designed for Angelman syndrome; UX701, targeting Wilson disease; and UX053, in development for glycogen storage disease type III. To advance its research and development efforts, Ultragenyx Pharmaceutical Inc. maintains strategic collaboration and licensing agreements with numerous partners, such as Kyowa Kirin Co., Ltd., Saint Louis University, REGENXBIO Inc., Bayer Healthcare LLC, GeneTx, Mereo, University of Pennsylvania, Arcturus Therapeutics Holdings Inc., Solid Biosciences Inc., and Daiichi Sankyo Co., Ltd. The company was founded in 2010 and operates from its headquarters in Novato, California.
Key Executives
| Name | Position |
|---|---|
| Emil D. Kakkis | Founder, President, Chief Executive Officer & Director |
| Howard Horn | Executive Vice President of Corporate Strategy & Chief Financial Officer |
| Karah Herdman Parschauer | Chief Legal Officer & Executive Vice President of Corporate Affairs |
| Aaron Olsen | Senior Vice President of Corporate Strategy & Finance |
| Dennis Karl Huang | Chief Technical Operations Officer and Executive Vice President of Gene Therapy Operations |
| Eric Crombez | Chief Medical Officer & Executive Vice President |
| Erik Harris | Executive Vice President & Chief Commercial Officer |
| Ernie W. Meyer | Chief Human Resources Officer & Executive Vice President |
| John Richard Pinion | Chief Quality Operations Officer & Executive Vice President of Translational Sciences |
| Theodore A. Huizenga | Senior Vice President, Corporate Controller & Principal Accounting Officer |
| Vimal Srivastava | Senior Vice President of Business Development & Alliance Management |
Latest SEC Filings
| Date | Type | Title |
|---|---|---|
| Sep 02, 2026 | 8-K | Current Report |
| Aug 19, 2026 | 8-K | Current Report |
| Aug 14, 2026 | SC 13G | Statement of acquisition of beneficial ownership b... |
| Aug 13, 2026 | SC 13G | Statement of acquisition of beneficial ownership b... |
| Aug 11, 2026 | 8-K | Current Report |
| Aug 07, 2026 | SC 13G | Statement of acquisition of beneficial ownership b... |
| Aug 05, 2026 | 10-Q | Quarterly Report |
| Aug 04, 2026 | 8-K | Current Report |
| Aug 04, 2026 | 4 | Filing |
| Aug 04, 2026 | 4 | Filing |
Ultragenyx Pharmaceutical Inc.
| Country | United States |
| IPO Date | Jan 30, 2014 |
| Industry | Biotechnology |
| Sector | Healthcare |
| Employees | 1,371 |
| CEO | Emil D. Kakkis |
Contact Details
60 Leveroni Court Novato,
California 94949 United States
Stock Details
| Ticker Symbol | RARE |
| Exchange | NASDAQ |
| Fiscal Year | January - December |
| Reporting Currency | USD |
| CIK Code | 0001515673 |
| CUSIP Number | 90400D108 |
| ISIN Number | US90400D1081 |
| SIC Code | 2834 |
Recent News
- 6 hours ago / globenewswire.comULTRA-RARE MCA CENTENAIRE, MONACO'S FIRST SUPERCAR, OFFERED AT BROAD ARROW'S 2026 ZOUTE CONCOURS AUCTION
- 3 days ago / zacks.comRARE Stock Up 13% on FDA Approval of Sanfilippo Syndrome Gene Therapy
- 4 days ago / zacks.comUltragenyx (RARE) Surges 12.6%: Is This an Indication of Further Gains?
- 4 days ago / seekingalpha.comUltragenyx Pharmaceutical Inc. (RARE) Discusses FDA Approval of FAYUVI as First Treatment for Sanfilippo Syndrome Type A Transcript
- 4 days ago / globenewswire.comUltragenyx Announces Approval of FAYUVI™ Gene Therapy, the First-Ever FDA-Approved Treatment for Sanfilippo Syndrome Type A (MPS IIIA)
- 4 days ago / reuters.comUS FDA approves Ultragenyx's gene therapy for rare disorder
- 5 days ago / prnewswire.comINVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Ultragenyx Pharmaceutical Inc. - RARE
- 19 days ago / zacks.comWhy Is Ultragenyx (RARE) Up 6.4% Since Last Earnings Report?
- 19 days ago / zacks.comRARE Stock Down 46% as Phase III Angelman Syndrome Study Misses Goals
- 19 days ago / benzinga.comUltragenyx Forced To Cut Costs After Disappointing Phase 3 Results
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