Ultragenyx Pharmaceutical Inc.
Insider Ownership
| 8-K | 34 | 08/18/2025 | 08/18/2025 |
| 8-K | 34 | 07/31/2025 | 07/31/2025 |
| 8-K | 34 | 07/11/2025 | 07/11/2025 |
| 8-K | 34 | 07/09/2025 | 07/09/2025 |
| 8-K | 34 | 06/27/2025 | 06/27/2025 |
| 8-K | 34 | 05/19/2025 | 05/15/2025 |
| 10-K | 34 | 02/19/2025 | 12/31/2024 |
| 8-K | 34 | 01/13/2025 | 01/12/2025 |
| 8-K | 34 | 12/19/2024 | 12/19/2024 |
| 8-K | 34 | 12/19/2024 | 12/19/2024 |
≥5% Ownership
| 4 | 09/19/2025 | 09/18/2025 | |
| 4 | 09/12/2025 | 09/12/2025 | |
| 4 | 06/23/2025 | 06/20/2025 | |
| 4 | 05/19/2025 | 05/15/2025 | |
| 4 | 05/19/2025 | 05/15/2025 | |
| 4 | 05/19/2025 | 05/15/2025 | |
| 4 | 05/19/2025 | 05/15/2025 | |
| 4 | 05/19/2025 | 05/15/2025 | |
| 4 | 05/19/2025 | 05/15/2025 | |
| 4 | 05/19/2025 | 05/15/2025 |