Ultragenyx Pharmaceutical Inc
Ultragenyx Pharmaceutical Inc (RARE) Options Open Interest
RARE options open interest is 137,005 contracts. The 2-week average daily volume is 11,335 contracts across the chain.
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Monitoring RARE open interest helps you see where real money is positioned on Ultragenyx Pharmaceutical Inc's options and which strikes are attracting the most commitment from traders. Ultragenyx Pharmaceutical Inc's open interest reflects the total number of outstanding contracts that have not been closed or exercised, making it a powerful gauge of liquidity, conviction, and potential support and resistance zones. Use our scanner to monitor RARE options open interest in real time and find the strikes that matter.
Open interest is distinct from volume: volume counts how many contracts are traded in a session, while open interest counts how many remain open at the end of the day. Rising RARE options open interest alongside rising volume suggests new positions are being built, while falling open interest signals positions are being closed. Heavy open interest at specific strikes often acts as a magnet near expiration and can hint at where dealers and large traders expect Ultragenyx Pharmaceutical Inc to settle.
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.
Pin risk into expiration, dealer positioning, liquidity checks for large orders — all of it starts with knowing where RARE open interest is concentrated. Our scanner maps Ultragenyx Pharmaceutical Inc's open interest across every strike and expiry, flags unusual buildups, and lets you drill into the contracts that institutional money is actually holding. Trade Ultragenyx Pharmaceutical Inc's options open interest as the signal it is, not as an afterthought.
| 15.00 | — | 0.50 | 0.50 | 90% | +0.4167 | 10 |
| 5.00 | 7.40 | 11.60 | 9.50 | 85% | +1.0000 | 0 |
| 6.00 | 6.40 | 10.60 | 8.50 | 55% | +1.0000 | 0 |
| 7.00 | 5.40 | 9.60 | 7.50 | 52% | +1.0000 | 0 |
| 8.00 | 4.70 | 8.50 | 6.60 | 276% | +0.9624 | 0 |
| 5.00 | — | 2.15 | 2.15 | 1,000% | -0.0716 | 0 |
| 6.00 | — | 1.15 | 1.15 | 820% | -0.0885 | 0 |
| 7.00 | — | 1.15 | 1.15 | 703% | -0.1072 | 0 |
| 8.00 | — | 2.15 | 2.15 | 839% | -0.1374 | 0 |
| 9.00 | — | 1.15 | 1.15 | 519% | -0.1514 | 0 |
As of September 25, 2026
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