CIK 0001515673 · Large accelerated filer
Ultragenyx Pharmaceutical Inc.
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- RARE
- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 272546083
- Phone
- 415-483-8800
- Business address
- 60 LEVERONI COURT, NOVATO, CA, 94949
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $127,561
- in 3 filings, $17K under 10b5-1 plans
Net −$127,561. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-04-16 | Horn Howard Chief Financial Officer | Grant or award | +34,674 | 115,025 | ||
| 2026-04-16 | Horn Howard Chief Financial Officer | Grant or award · Stock Option (Right to Buy) | +59,952 | 59,952 | ||
| 2026-04-01 | Horn Howard Chief Financial Officer | Sale 10b5-1 | −4,683 | $20.97 | $98K | 80,351 |
| 2026-03-10 | Parschauer Karah Herdman EVP and Chief Legal Officer | Sale | −3,508 | $22.67 | $80K | 66,820 |
| 2026-03-06 | Parschauer Karah Herdman EVP and Chief Legal Officer | Sale | −6,018 | $21.40 | $129K | 70,328 |
| 2026-03-03 | Horn Howard Chief Financial Officer | Sale 10b5-1 | −1,635 | $22.40 | $37K | 85,034 |
| 2026-03-02 | Pinion John Richard See Remarks | Sale | −10,029 | $22.80 | $229K | 110,026 |
| 2026-03-02 | Harris Erik EVP & Chief Commercial Officer | Sale | −10,539 | $22.80 | $240K | 89,515 |
| 2026-03-02 | KAKKIS EMIL D President & CEO | Sale | −54,404 | $22.80 | $1.2M | 658,994 |
| 2026-03-02 | Parschauer Karah Herdman EVP and Chief Legal Officer | Sale | −8,135 | $22.80 | $185K | 76,346 |
| 2026-03-02 | Huizenga Theodore Alan SVP, Chief Accounting Officer | Shares withheld for taxes | −148 | $23.39 | $3K | 50,302 |
| 2026-03-02 | Huizenga Theodore Alan SVP, Chief Accounting Officer | Sale | −1,632 | $22.80 | $37K | 48,670 |
| 2026-03-02 | Horn Howard Chief Financial Officer | Sale 10b5-1 | −5,290 | $22.80 | $121K | 89,788 |
| 2026-03-02 | Horn Howard Chief Financial Officer | Sale 10b5-1 | −3,119 | $22.54 | $70K | 86,669 |
| 2026-03-02 | Crombez Eric EVP and Chief Medical Officer | Sale | −7,029 | $22.80 | $160K | 76,301 |
| 2026-03-02 | Huang Dennis Karl See Remarks | Shares withheld for taxes | −999 | $23.39 | $23K | 124,729 |
| 2026-03-01 | Pinion John Richard See Remarks | Grant or award | +11,137 | 119,565 | ||
| 2026-03-01 | Harris Erik EVP & Chief Commercial Officer | Grant or award | +11,643 | 99,498 | ||
| 2026-03-01 | KAKKIS EMIL D President & CEO | Grant or award | +71,177 | 712,908 | ||
| 2026-03-01 | Parschauer Karah Herdman EVP and Chief Legal Officer | Grant or award | +11,137 | 84,408 |
Page 3 of 11 · 204 trades