Press
releases

Mar 30, 2026

Ultragenyx Announces FDA Clearance of Investigational New Drug (IND) Application for UX016, a Sialic Acid Prodrug for the Treatment of GNE Myopathy

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Mar 20, 2026

Ultragenyx Reports Inducement Grant Under Nasdaq Listing Rule 5635(c)(4)

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Mar 12, 2026

Ultragenyx Announces Positive 36-Week Data from Phase 3 Study of DTX301 AAV8 Gene Therapy for the Treatment of Ornithine Transcarbamylase (OTC) Deficiency

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Feb 23, 2026

Ultragenyx to Participate at Investor Conferences in March

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Feb 23, 2026

Ultragenyx Announces U.S. FDA Acceptance and Priority Review of the Biologics License Application (BLA) for DTX401 AAV Gene Therapy for Glycogen Storage Disease Type Ia (GSDIa)

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Feb 20, 2026

Ultragenyx Reports Inducement Grant Under Nasdaq Listing Rule 5635(c)(4)

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Feb 12, 2026

Ultragenyx Reports Fourth Quarter and Full Year 2025 Financial Results and Corporate Update

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Feb 05, 2026

Ultragenyx to Host Conference Call for Fourth Quarter and Full-Year 2025 Financial Results and Corporate Update

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Feb 03, 2026

Ultragenyx Announces Positive Longer-Term Data Demonstrating Treatment with UX111 Gene Therapy Results in Sustained, Significant Reductions in CSF-HS and Continued Meaningful Improvements in Clinical Function Across Multiple Developmental Domains in Children with Sanfilippo Syndrome (MPS IIIA)

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Jan 30, 2026

Ultragenyx Resubmits Biologics License Application for UX111 AAV Gene Therapy to Treat Sanfilippo Syndrome Type A (MPS IIIA) to U.S. FDA

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