Ultragenyx Pharmaceutical Inc. (RARE) insider trading.
In Q3 2026, insiders at Ultragenyx Pharmaceutical Inc. reported 5 non-derivative transactions on 5 Forms 3, 4 and 5: 0 open-market purchases and 5 sales worth $340K.
- Transactions
- 5
- Purchases (P)
- 0
- Sales (S)
- 5
- Net shares, P minus S
- -12,738
- Insiders
- 3
- Last filed
- 2026-09-15
Insiders
| Insider | Relationship | Transactions | Buys | Sales |
|---|---|---|---|---|
| Huizenga Theodore Alan | Officer · SVP, Chief Accounting Officer | 2 | 0 | 2 |
| Horn Howard | Officer · Chief Financial Officer | 2 | 0 | 2 |
| Parschauer Karah Herdman | Officer · EVP and Chief Legal Officer | 1 | 0 | 1 |
Transactions
| Date | Insider | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-15 | Huizenga Theodore Alan | S (D) | 1,283 | $13.57 | 67,863 | Form 4 |
| 2026-09-03 | Huizenga Theodore Alan | S (D) | 161 | $13.99 | 69,146 | Form 4 |
| 2026-08-03 | Horn Howard | S (D) | 4,696 | $24.92 | 96,295 | Form 4 |
| 2026-08-03 | Parschauer Karah Herdman | S (D) | 1,900 | $24.92 | 92,562 | Form 4 |
| 2026-07-01 | Horn Howard | S (D) | 4,698 | $33.13 | 100,991 | Form 4 |
Transaction codes in this quarter
Get RARE insider transactions through the API
curl "https://sec-api.dev/api/v1/insider-transactions?period=2026q3&cik=1515673&limit=100" \
-H "Authorization: Bearer $SEC_API_KEY"Insider trading API guide · RARE company page · Ultragenyx Pharmaceutical Inc. on SEC.gov
Questions
Are insiders buying or selling Ultragenyx Pharmaceutical Inc. (RARE)?
In Q3 2026, insiders at Ultragenyx Pharmaceutical Inc. reported 5 non-derivative transactions on 5 Forms 3, 4 and 5: 0 open-market purchases and 5 sales worth $340K. Grants, tax withholding and option exercises are counted as transactions but are not purchases or sales.
Where do these Ultragenyx Pharmaceutical Inc. insider trades come from?
From the SEC Insider Transactions Data Sets for Q3 2026, which republish the Forms 3, 4 and 5 filed on EDGAR. Each row links to its filing on SEC.gov.
Plain-text version for agents and LLMs: /insider-trading/rare.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.