# Ultragenyx Pharmaceutical Inc. (RARE) insider trading, Q3 2026

Canonical: https://sec-api.dev/insider-trading/rare

> 5 non-derivative transactions: 0 purchases, 5 sales ($340K). CIK 1515673.

| Date | Insider | Relationship | Code | Shares | Price | Owned after | Filing |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 2026-09-15 | Huizenga Theodore Alan | Officer | S | 1283.0 | 13.57 | 67863.0 | https://www.sec.gov/Archives/edgar/data/1515673/000119312526392233/0001193125-26-392233-index.htm |
| 2026-09-03 | Huizenga Theodore Alan | Officer | S | 161.0 | 13.99 | 69146.0 | https://www.sec.gov/Archives/edgar/data/1515673/000119312526384878/0001193125-26-384878-index.htm |
| 2026-08-03 | Horn Howard | Officer | S | 4696.0 | 24.92 | 96295.0 | https://www.sec.gov/Archives/edgar/data/1515673/000119312526332536/0001193125-26-332536-index.htm |
| 2026-08-03 | Parschauer Karah Herdman | Officer | S | 1900.0 | 24.92 | 92562.0 | https://www.sec.gov/Archives/edgar/data/1515673/000119312526332547/0001193125-26-332547-index.htm |
| 2026-07-01 | Horn Howard | Officer | S | 4698.0 | 33.13 | 100991.0 | https://www.sec.gov/Archives/edgar/data/1515673/000119312526296128/0001193125-26-296128-index.htm |

Source: https://www.sec.gov/data-research/sec-markets-data/insider-transactions-data-sets

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