HC Wainwright assumed coverage on Ultragenyx Pharmaceuticals, Inc. RARE on Monday, representing an attractive opportunity at current levels.Analyst Raghuram Selvaraju notes that Ultragenyx stock is down 35% year to date, compared to a 2.7% decline in the benchmark XBI index.“Intriguing buying opportunity in one of biopharma’s most diversified rare disease-focused companies,” the analyst said.HC Wainwright assumed coverage at a Buy rating with a price target of $80.The analyst says Ultragenyx shares have pri ...

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NEW YORK, July 18, 2025 (GLOBE NEWSWIRE) -- Pomerantz LLP is investigating claims on behalf of investors of Ultragenyx Pharmaceutical Inc. (“Ultragenyx” or the “Company”) (NASDAQ: RARE). Such investors are advised to contact Danielle Peyton at newaction@pomlaw.com or 646-581-9980, ext. 7980. The investigation concerns whether Ultragenyx and certain of its officers and/or directors have engaged in securities fraud or other unlawful business practices. [Click here for information about joining the class actio ...

Core Viewpoint - Ultragenyx Pharmaceuticals faces a regulatory setback as the FDA issued a Complete Response Letter (CRL) for its biologics license application (BLA) for UX111, a gene therapy for Sanfilippo syndrome type A (MPS IIIA) [1][6]. Regulatory Update - The CRL requested additional information and enhancements related to chemistry, manufacturing, and controls, stemming from recent facility inspections. The issues are facility- and process-related, not linked to product quality, and can be addressed quickly [2][6]. - Ultragenyx plans to collaborate closely with the FDA to resolve the observations and expects to resubmit the BLA, which will initiate a review period of up to six months [2]. Clinical Data and Impact - The FDA acknowledged the robustness of the neurodevelopmental outcome data and supportive biomarker findings. However, updated clinical data from current patients is required for the resubmission [3]. - The regulatory delay has pushed the potential approval of UX111 for MPS IIIA to 2026. Year-to-date, shares of Ultragenyx have decreased by 30.5%, contrasting with a 0.9% decline in the industry [3]. Disease Context - MPS IIIA is a rare, fatal lysosomal storage disease affecting the brain, with no approved treatments available. Approximately 3,000 to 5,000 patients are affected, with a median life expectancy of 15 years [9]. Pipeline Overview - Ultragenyx has several other gene therapy candidates in its pipeline, including UX143 for osteogenesis imperfecta and UX701 for Wilson disease, with ongoing studies showing promising results [11][12]. - The investigational gene therapy UX111 has received multiple designations in the U.S. and EU, including Regenerative Medicine Advanced Therapy and Orphan Drug designations [10].

Core Viewpoint - The FDA issued a Complete Response Letter (CRL) for Ultragenyx's Biologics License Application (BLA) for UX111, a gene therapy for Sanfilippo syndrome type A, citing specific chemistry, manufacturing, and controls (CMC) observations that are resolvable [1][2] Group 1: Company Overview - Ultragenyx Pharmaceutical Inc. is focused on developing therapies for rare and ultra-rare genetic diseases, with a diverse portfolio aimed at addressing high unmet medical needs [6] - The company is led by a management team experienced in rare disease therapeutics, emphasizing time- and cost-efficient drug development [7] Group 2: Product Information - UX111 is an in vivo gene therapy in Phase 1/2/3 development for Sanfilippo syndrome type A (MPS IIIA), a rare fatal lysosomal storage disease with no approved treatment [4] - The therapy targets the SGSH enzyme deficiency, which leads to the accumulation of heparan sulfate in the brain, causing neurodegeneration [4] - UX111 is administered via a one-time intravenous infusion using a self-complementary AAV9 vector to deliver a functional copy of the SGSH gene [4] Group 3: Regulatory Status - The FDA's CRL did not raise any issues regarding the clinical data package or clinical inspections, acknowledging the robustness of the neurodevelopmental outcome data and supportive biomarker data [3] - The company plans to address the CMC observations and resubmit the BLA, anticipating a review period of up to 6 months post-resubmission [2][3] Group 4: Disease Context - Sanfilippo syndrome type A (MPS IIIA) affects approximately 3,000 to 5,000 patients in commercially accessible areas, characterized by rapid neurodegeneration and a median life expectancy of 15 years [5] - The disease is caused by biallelic pathogenic variants in the SGSH gene, leading to a deficiency in the sulfamidase enzyme [5]

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Core Insights - Ultragenyx Pharmaceutical (RARE) and Mereo BioPharma (MREO) have provided an update on the mid-to-late-stage Orbit study for UX143 (setrusumab) aimed at treating osteogenesis imperfecta (OI) in pediatric and young adult patients, with final analysis expected by the end of 2025 [1][5] - The shares of both companies experienced a significant decline in premarket trading following the announcement of the delay in new data from the Orbit study [2][5] - UX143 is a fully human monoclonal antibody that inhibits sclerostin, and interim safety data has shown an acceptable safety profile, allowing the study to proceed as planned [2][5] Study Details - The Orbit study is assessing the impact of UX143 on fracture rates in patients aged 5 to 25 with OI, with a pivotal phase III portion enrolling 159 additional patients [7] - The primary efficacy endpoint of the Orbit study is to reduce the annualized clinical fracture rate, with participants moving into an open-label extension period after the primary analysis [7] - The Cosmic study targets a younger population aged two to under seven years, comparing UX143 to intravenous bisphosphonates for fracture reduction, with 69 patients enrolled [8] Partnership and Market Context - Ultragenyx Pharmaceuticals and Mereo BioPharma entered a licensing agreement in 2020 for the joint development of UX143, with RARE holding exclusive rights in several regions [9] - The partnership was expanded in 2024 through a manufacturing and supply agreement, with RARE responsible for supplying setrusumab to MREO [9] - OI affects approximately 60,000 individuals in commercially accessible geographies, and there are currently no approved treatments available [11]

Company Overview - Ultragenyx (RARE) shares increased by 5.1% to $41.44 in the last trading session, with a notable trading volume [1] - The stock has also gained 5.1% over the past four weeks [1] Pipeline Progress - The rise in stock price is linked to positive investor sentiment regarding Ultragenyx's late-stage pipeline, particularly the regulatory application for FDA approval of UX111, a gene therapy for Sanfilippo syndrome type A, currently under Priority Review with a decision expected on August 18, 2025 [2] - Ultragenyx plans to submit a biologics license application for DTX401, an AAV8 gene therapy for glycogen storage disease type Ia, which could further enhance revenue if approved [2] Financial Expectations - The company is projected to report a quarterly loss of $1.27 per share, reflecting a year-over-year increase of 16.5%, with expected revenues of $161.61 million, up 9.9% from the previous year [3] - The consensus EPS estimate for the quarter has remained unchanged over the last 30 days, indicating that stock price movements may not sustain without trends in earnings estimate revisions [4] Industry Context - Ultragenyx operates within the Zacks Medical - Biomedical and Genetics industry, where another company, Fortress Biotech (FBIO), saw a 3.1% increase in its stock price, closing at $1.99, although FBIO has returned -7.2% over the past month [4] - Fortress Biotech's consensus EPS estimate for its upcoming report is -$0.31, which is a 57.5% improvement from the previous year, and it also holds a Zacks Rank of 3 (Hold) [5]

Core Viewpoint - Ultragenyx Pharmaceutical Inc. and Mereo BioPharma Group plc stocks are experiencing significant declines following the update on the Phase 3 Orbit study for UX143 (setrusumab) in patients with osteogenesis imperfecta (OI) [1][2]. Group 1: Study Progress and Analysis - The Phase 3 portion of the Orbit study is progressing towards a final analysis expected by the end of the year, in line with the original plan [2]. - The second interim analysis did not meet the minimal p-value threshold of p<0.01, which would have allowed the study to conclude early [3]. - The Data Monitoring Committee confirmed that UX143 has an acceptable safety profile, recommending the continuation of the study [3][4]. Group 2: Future Expectations - The final analyses for the Orbit and Cosmic studies will occur after patients have been on therapy for at least 18 months, with thresholds set at p<0.04 for Orbit and p<0.05 for Cosmic [5]. - Analysts express optimism regarding the final analysis, anticipating a positive outcome due to longer follow-up duration and a lower statistical significance threshold [6]. Group 3: Market Reaction - Following the update, RARE stock has dropped by 26.2% to $30.60, while MREO stock has decreased by 34.7% to $1.919 [7].