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 |
|---|---|---|---|---|---|---|
| 2026-03-01 | Horn Howard Chief Financial Officer | Grant or award 10b5-1 | +6,143 | 95,078 | ||
| 2026-03-01 | Crombez Eric EVP and Chief Medical Officer | Grant or award | +11,643 | 83,173 | ||
| 2026-03-01 | Huang Dennis Karl See Remarks | Grant or award | +11,137 | 125,728 | ||
| 2026-02-02 | Horn Howard Chief Financial Officer | Sale 10b5-1 | −3,061 | $23.56 | $72K | 88,935 |
| 2026-01-02 | Horn Howard Chief Financial Officer | Sale 10b5-1 | −3,150 | $22.84 | $72K | 91,996 |
| 2025-12-29 | Huizenga Theodore Alan SVP, Chief Accounting Officer | Sale | −85 | $34.38 | $3K | 50,450 |
| 2025-12-10 | Horn Howard Chief Financial Officer | Sale 10b5-1 | −3,081 | $36.38 | $112K | 95,146 |
| 2025-10-13 | Horn Howard Chief Financial Officer | Sale | −7,942 | $31.51 | $250K | 98,227 |
| 2025-09-18 | Huizenga Theodore Alan SVP, Chief Accounting Officer | Sale | −64 | $29.17 | $2K | 50,242 |
| 2025-09-12 | Parschauer Karah Herdman EVP and Chief Legal Officer | Sale | −2,450 | $31.17 | $76K | 73,271 |
| 2025-09-05 | Huizenga Theodore Alan SVP, Chief Accounting Officer | Sale | −84 | $31.39 | $3K | 50,306 |
| 2025-06-20 | Sanders Corazon (Corsee) D. Director | Sale 10b5-1 | −2,405 | $37.39 | $90K | 15,344 |
| 2025-05-15 | SULIMAN SHEHNAAZ Director | Grant or award | +5,740 | 25,940 | ||
| 2025-05-15 | SULIMAN SHEHNAAZ Director | Grant or award · Stock Option (Right to Buy) | +10,787 | 10,787 | ||
| 2025-05-15 | WELCH DANIEL G Director | Grant or award | +5,740 | 32,690 | ||
| 2025-05-15 | WELCH DANIEL G Director | Grant or award · Stock Option (Right to Buy) | +10,787 | 10,787 | ||
| 2025-05-15 | Sanders Corazon (Corsee) D. Director | Grant or award | +5,740 | 17,749 | ||
| 2025-05-15 | Sanders Corazon (Corsee) D. Director | Grant or award · Stock Option (Right to Buy) | +10,787 | 10,787 | ||
| 2025-05-15 | NARACHI MICHAEL Director | Grant or award | +5,740 | 32,690 | ||
| 2025-05-15 | NARACHI MICHAEL Director | Grant or award · Stock Option (Right to Buy) | +10,787 | 10,787 |
Page 4 of 11 · 204 trades