Trade Summary

Yesterday, Horn Howard, serving as Chief Financial Officer at Ultragenyx Pharmaceutical Inc. (RARE), sold 4,696 shares at $24.92 per share, for a total transaction value of $117,024.32. Following this transaction, Horn Howard now holds 96,295 shares of RARE.

This sale represents a 4.65% decrease in Horn Howard's stake in the company. This is considered a medium-conviction trade.

The trade was executed on Monday, August 3, 2026 and publicly disclosed via SEC Form 4 filing on Tuesday, August 4, 2026 at 3:13 PM ET, 1 day after the trade was made.

Ultragenyx Pharmaceutical Inc. operates in the HEALTHCARE sector, specifically within the BIOTECHNOLOGY industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.