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Thu, Sep 17, 2026

1 updates

Wed, Sep 2, 2026

1 updates
RARE
4:01 PM

Ultragenyx Announces Phase 3 Aspire results in Angelman Syndrome

Phase 3 Aspire did not achieve the primary endpoint of change from Baseline in Bayley-4 cognitive raw score nor the key secondary endpoint of net response in Multidomain Responder Index (MDRI) NOVATO, Calif., Sept. 02, 2026 (GLOBE NEWSWIRE) -- Ultragenyx Pharmaceutical Inc.

Trial Results • Phase 3Phase 3 Aspire results Wed, Sep 2, 2026ultragenyx.com

Tue, Sep 1, 2026

1 updates
RARE
4:05 PM

Ultragenyx Announces the Publication of a Successful 96-Week Randomized, Placebo-Controlled Trial with Crossover Treatment of GENGLYCOS™ (also known as DTX401) AAV Gene Therapy in GSDIa in The Journal of Inherited Metabolic Disease

At Week 96, participants across treatment and crossover groups experienced mean reduction in daily cornstarch intake of 61% while maintaining glycemic control, with most participants achieving reduction of at least 50% Complete elimination of nighttime cornstarch dosing observed in 33% of DTX401

Trial Results • Phase 3Journal publication of 96-week Phase 3 data Tue, Sep 1, 2026ultragenyx.com

Tue, Aug 25, 2026

1 updates
RARE
4:30 PM

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

NOVATO, Calif., Aug. 25, 2026 (GLOBE NEWSWIRE) -- Ultragenyx Pharmaceutical Inc. (NASDAQ: RARE), a biopharmaceutical company focused on the development and commercialization of novel therapies for rare and ultra-rare diseases, today reported the grant of 45,984 restricted stock units of the

ultragenyx.com

Wed, Aug 19, 2026

1 updates
RARE
5:22 PM

Ultragenyx Announces U.S. FDA Approval of GENGLYCOS™ Gene Therapy, the First-Ever FDA-Approved Treatment Designed to Treat the Underlying Cause of Glycogen Storage Disease Type Ia (GSDIa)

GENGLYCOS is the first gene therapy approval, and fifth FDA approval overall, for the company Approval provides a long-awaited first-ever option to reduce the burden of care associated with GSDIa Ultragenyx received a Priority Review Voucher upon approval Ultragenyx to host conference call on

ultragenyx.com

Tue, Aug 4, 2026

1 updates

Tue, Jul 28, 2026

1 updates

Fri, Jul 24, 2026

1 updates
RARE
4:30 PM

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

NOVATO, Calif., July 24, 2026 (GLOBE NEWSWIRE) -- Ultragenyx Pharmaceutical Inc. (NASDAQ: RARE), a biopharmaceutical company focused on the development and commercialization of novel therapies for rare and ultra-rare diseases, today reported the grant of 65,886 restricted stock units of the

ultragenyx.com

Wed, Jul 8, 2026

1 updates