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Ultragenyx Pharmaceutical Inc. (NASDAQ:RARE) Chief Financial Officer Howard Horn sold 7,942 shares of common stock on October 13, 2025, at a price of $31.51, for a total transaction value of $250,252. The transaction comes as the stock shows a significant 7.7% return over the last week, though it remains down 23.9% year-to-date. According to InvestingPro analysis, the company currently appears undervalued.
Following the transaction, Horn directly owns 98,227 shares, which includes previously reported shares of common stock underlying RSUs granted to the Reporting Person, which are subject to certain vesting conditions.
The sale was executed to cover required tax withholdings due to the vesting of Restricted Stock Units (RSUs). The transaction was disclosed in a Form 4 filing with the Securities and Exchange Commission.
The sale was signed off by Karah Parschauer, attorney-in-fact, on October 14, 2025.
In other recent news, Ultragenyx Pharmaceutical Inc. announced positive long-term data from its Phase 3 study of DTX401, an AAV gene therapy for glycogen storage disease type Ia (GSDIa). Patients treated with DTX401 showed a mean 61% reduction in daily cornstarch intake at Week 96, compared to a 41% reduction at Week 48. Additionally, the company has begun a rolling submission of a Biologics License Application to the U.S. Food and Drug Administration for this therapy, with plans to complete the submission by the fourth quarter of 2025. H.C. Wainwright reiterated its Buy rating and $80.00 price target for Ultragenyx, citing the strong data from the GlucoGene study. Cantor Fitzgerald also maintained an Overweight rating with a $105.00 price target, highlighting Ultragenyx’s gene therapy pipeline. In corporate developments, Ultragenyx appointed Eric Olson as chief business officer, effective September 22, 2025, following the planned retirement of Thomas Kassberg. Olson will oversee business development, corporate development, and alliance management functions.
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