RARE catalyst calendar

Ultragenyx Pharmaceutical Inc.

Upcoming catalysts
10
Cash runway
1.9 months
Cash & investments
$125M
Phase 3 programs
14

Ultragenyx Pharmaceutical Inc. is tracked here for clinical trial milestones, SEC filings and earnings dates. Focus area: Pharmaceutical Preparations.

The next scheduled catalyst is Next quarterly earnings (projected) on October 25, 2026, a projected date rather than a confirmed one. There are 10 upcoming events on record.

Cash runway is approximately 1.9 months based on the most recent reported cash position and quarterly operating burn as of 2026-06-30.

Across 42 concluded trials, 64% reached completion rather than being terminated or withdrawn.

Upcoming catalysts

DateEventTypePhase
October 25, 2026 est. Next quarterly earnings (projected) Earnings —
January 15, 2027 Setrusumab in Pediatric Japanese Subjects With Osteogenesis Imperfecta Trial Milestone Phase 3
August 15, 2027 A Study to Determine the Effect of Triheptanoin Compared With Even-Chain MCT on MCEs in Pediatric Patients With LC-FAOD Trial Milestone Phase 3
August 15, 2027 Follow-up Study of AAV-Mediated Gene Transfer (UX111; Previously Known as ABO-102) for MPS Type IIIA Trial Milestone Phase 3
September 15, 2027 Clinical Study of DTX301 AAV-Mediated Gene Transfer for Ornithine Transcarbamylase (OTC) Deficiency Trial Milestone Phase 3
December 15, 2028 First-in-human Study of UX016 in GNEM Trial Milestone Phase 1/Phase 2
February 15, 2029 Long-term Extension of GTX-102 in Angelman Syndrome Trial Milestone Phase 3
March 15, 2029 Phase I/II/III Gene Transfer Clinical Trial of scAAV9.U1a.hSGSH Trial Milestone Phase 2/Phase 3
March 15, 2029 A Phase 1/2/3 Study of UX701 Gene Therapy in Adults With Wilson Disease Trial Milestone Phase 1/Phase 2
January 15, 2030 A Safety and Efficacy Study of GTX-102 in Subjects With Deletion- or Nondeletion-type Angelman Syndrome (AS) Trial Milestone Phase 2

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Recent history

DateEventTypePhase
October 14, 2026 8-K filed: Material agreement Corporate —
October 7, 2026 8-K filed: Material agreement Corporate —
September 17, 2026 8-K filed: Other event Filing —
September 2, 2026 8-K filed: Other event Filing —
August 19, 2026 8-K filed: Other event Filing —
August 11, 2026 8-K filed: Other event Filing —
August 4, 2026 Quarterly results filed (8-K) Earnings —
July 10, 2026 Phase 3 Efficacy and Safety Study of GTX-102 in Pediatric Subjects With Angelman Syndrome (AS) Trial Milestone Phase 3
May 18, 2026 8-K filed: Leadership change Corporate —
May 5, 2026 Quarterly results filed (8-K) Earnings —
April 2, 2026 8-K filed: Other event Filing —
March 30, 2026 8-K filed: Other event Filing —
March 12, 2026 8-K filed: Other event Filing —
February 23, 2026 8-K filed: Other event Filing —
February 12, 2026 Quarterly results filed (8-K) Earnings —
February 3, 2026 8-K filed: Other event Filing —
January 30, 2026 8-K filed: Other event Filing —
January 12, 2026 Quarterly results filed (8-K) Earnings —
December 30, 2025 8-K filed: Other event Filing —
December 29, 2025 8-K filed: Other event Filing —
November 4, 2025 Quarterly results filed (8-K) Earnings —
October 30, 2025 8-K filed: Other event Filing —
October 23, 2025 Setrusumab vs Bisphosphonates in Pediatric Subjects With Osteogenesis Imperfecta Trial Milestone Phase 3
October 20, 2025 Setrusumab vs Placebo for Osteogenesis Imperfecta Trial Milestone Phase 2/Phase 3
September 8, 2025 8-K filed: Other event Filing —
August 18, 2025 8-K filed: Other event Filing —
August 5, 2025 Quarterly results filed (8-K) Earnings —
July 31, 2025 8-K filed: Other event Filing —
July 11, 2025 8-K filed: Other event Filing —
July 9, 2025 8-K filed: Other event Filing —

About this data

Trial milestones come from the ClinicalTrials.gov v2 API, filings from SEC EDGAR, and financial figures from SEC XBRL company facts. Dates marked est. are projected rather than company-confirmed. This is an information tool, not investment advice — verify anything you act on against the linked primary source.

Last updated 2026-10-14.