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Ultragenyx Pharmaceutical Inc.
Pharmaceutical Preparations · DE · CIK 1515673
Develops and commercializes therapies for rare and serious diseases
red 8-K · 90d
$2.40B
Market cap
$30.68
Last close
-0.3%
1D
+5.7%
5D
4.0M
Volume
Price · last 39 sessions+23.7%
May 4L $21.59 · H $30.77Jun 29
286
Total filings
May 18, 2026
Last filing
12/31
Fiscal year end
10-K10-KFeb 18, 202610-K10-KFeb 19, 202510-K10-KFeb 21, 202410-K10-KFeb 17, 202310-K10-KFeb 15, 202210-K10-KFeb 12, 202110-K10-KFeb 14, 202010-K10-KFeb 20, 201910-K10-KFeb 21, 201810-K10-KFeb 17, 201710-K10-KFeb 26, 2016
Insider Activity
In the 90 days to Mar 10, 2026: 7 sold $2.8M.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Mar 10, 2026 | Parschauer Karah HerdmanEVP and Chief Legal Officer | Sell | 3,508 | $22.67 | $80K |
| Mar 6, 2026 | Parschauer Karah HerdmanEVP and Chief Legal Officer | Sell | 6,018 | $21.40 | $129K |
| Mar 3, 2026 | Horn HowardChief Financial Officer | Sell | 1,635 | $22.40 | $37K |
| Mar 2, 2026 | Kakkis Emil DPresident & CEO | Sell | 54,404 | $22.80 | $1.2M |
| Mar 2, 2026 | Harris ErikEVP & Chief Commercial Officer | Sell | 10,539 | $22.80 | $240K |
| Mar 2, 2026 | Pinion John RichardSee Remarks | Sell | 10,029 | $22.80 | $229K |
| Mar 2, 2026 | Parschauer Karah HerdmanEVP and Chief Legal Officer | Sell | 8,135 | $22.80 | $185K |
| Mar 2, 2026 | Crombez EricEVP and Chief Medical Officer | Sell | 7,029 | $22.80 | $160K |
| Mar 2, 2026 | Horn HowardChief Financial Officer | Sell | 5,290 | $22.80 | $121K |
| Mar 2, 2026 | Horn HowardChief Financial Officer | Sell | 3,119 | $22.54 | $70K |
| Mar 2, 2026 | Huizenga Theodore AlanSVP, Chief Accounting Officer | Sell | 1,632 | $22.80 | $37K |
| Feb 2, 2026 | Horn HowardChief Financial Officer | Sell | 3,061 | $23.56 | $72K |
| Jan 2, 2026 | Horn HowardChief Financial Officer | Sell | 3,150 | $22.84 | $72K |
| Dec 29, 2025 | Huizenga Theodore AlanSVP, Chief Accounting Officer | Sell | 85 | $34.38 | $3K |
| Dec 10, 2025 | Horn HowardChief Financial Officer | Sell | 3,081 | $36.38 | $112K |
| Oct 13, 2025 | Horn HowardChief Financial Officer | Sell | 7,942 | $31.51 | $250K |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.
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