Huizenga Theodore Alan
SEC CIK 1603347 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| RARE | Ultragenyx Pharmaceutical Inc. | SVP, CAO | 67.9K | — | $453.0K | 37 | 2021-09-13 | 2026-09-15 |
Most active insiders at RARE, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Horn Howard | CFO | — | $1.33M |
| 2 | KAKKIS EMIL D | Pres, CEO, Dir | — | $1.24M |
| 3 | Parschauer Karah Herdman | EVP, CLO | — | $487.9K |
| 4 | Harris Erik | EVP, Chief Commercial Off | — | $240.3K |
| 5 | Pinion John Richard | See Remarks | — | $228.7K |
| 6 | Crombez Eric | EVP, Chief Medical Off | — | $168.8K |
| 7 | SULIMAN SHEHNAAZ | Dir | — | $144.2K |
| 8 | Huizenga Theodore Alan | SVP, CAO | — | $59.8K |
| 9 | Sanders Corazon (Corsee) D. | Dir | — | $50.1K |
| 10 | Ray Amrit | Dir | — | — |
Transactions 37
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| T | 2026-09-15 18:57 | 2026-09-15 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $13.57 | -1,283 | 67.9K | -2% | -$17.4K |
| 2026-09-08 12:29 | 2026-09-03 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $13.99 | -161 | 69.1K | -0.2% | -$2,252 | |
| D | 2026-04-24 16:39 | 2026-04-22 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | A - Grant | $0.00 | +20.2K | 68.9K | +42% | $0 |
| 2026-03-03 | 2026-03-02 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $22.80 | -1,632 | 48.7K | -3% | -$37.2K | |
| 2026-03-03 | 2026-03-02 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | F - Tax | $23.39 | -148 | 50.3K | -0.3% | -$3,462 | |
| 2025-12-30 | 2025-12-29 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $34.38 | -85 | 50.5K | -0.2% | -$2,922 | |
| 2025-09-19 | 2025-09-18 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $29.17 | -64 | 50.2K | -0.1% | -$1,867 | |
| 2025-09-08 | 2025-09-05 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $31.39 | -84 | 50.3K | -0.2% | -$2,637 | |
| D | 2025-03-04 | 2025-03-03 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $42.10 | -967 | 50.3K | -2% | -$40.7K |
| D | 2025-03-04 | 2025-03-03 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | F - Tax | $42.92 | -141 | 50.1K | -0.3% | -$6,052 |
| D | 2025-03-04 | 2025-03-01 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | A - Grant | $0.00 | +9,392 | 51.2K | +22% | $0 |
| 2024-12-11 | 2024-12-10 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | G - Gift | $0.00 | -648 | 41.8K | -2% | $0 | |
| 2024-09-18 | 2024-09-16 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | A - Grant | $0.00 | +700 | 42.3K | +2% | $0 | |
| 2024-09-05 | 2024-09-03 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $56.19 | -91 | 41.6K | -0.2% | -$5,113 | |
| 2024-04-18 | 2024-04-16 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | F - Tax | $42.31 | -14 | 41.4K | -0.0% | -$592.34 | |
| D | 2024-03-05 | 2024-03-01 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | A - Grant | $0.00 | +13.9K | 41.8K | +50% | $0 |
| D | 2024-03-05 | 2024-03-01 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | F - Tax | $53.69 | -121 | 41.7K | -0.3% | -$6,496 |
| D | 2024-03-05 | 2024-03-01 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $53.76 | -341 | 41.4K | -0.8% | -$18.3K |
| D | 2024-01-02 | 2024-01-02 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | M - OptEx | $21.00 | +3,000 | 27.9K | +12% | +$63.0K |
| D | 2024-01-02 | 2023-12-20 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | A - Grant | $0.00 | +1,000 | 24.6K | +4% | $0 |
| D | 2023-09-11 | 2023-09-07 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | M - OptEx | $21.00 | +2,000 | 25.8K | +8% | +$42.0K |
| DM | 2023-09-11 | 2023-09-07 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale+OE | $40.80 | -2,163 | 23.6K | -8% | -$88.2K |
| M | 2023-09-06 | 2023-09-01 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $37.15 | -970 | 23.9K | -4% | -$36.0K |
| D | 2023-05-10 | 2023-05-09 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | M - OptEx | $21.00 | +3,000 | 30.7K | +11% | +$63.0K |
| 2023-04-18 | 2023-04-16 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | D - Sale to Iss | $38.20 | -181 | 27.5K | -0.7% | -$6,914 | |
| 2023-04-18 | 2023-04-16 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | F - Tax | $38.20 | -14 | 27.7K | -0.1% | -$534.80 | |
| D | 2023-03-03 | 2023-03-01 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | A - Grant | $0.00 | +7,590 | 23.1K | +49% | $0 |
| D | 2023-03-03 | 2023-03-01 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | D - Sale to Iss | $45.65 | -1,333 | 21.7K | -6% | -$60.9K |
| D | 2023-03-03 | 2023-03-01 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $45.65 | -100 | 23.0K | -0.4% | -$4,565 |
| 2023-03-02 | 2023-02-28 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $43.40 | -639 | 15.6K | -4% | -$27.7K | |
| 2022-12-22 | 2022-12-21 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $43.96 | -2,031 | 16.2K | -11% | -$89.3K | |
| 2022-09-08 | 2022-09-01 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | A - Grant | $0.00 | +1,000 | 18.1K | +6% | $0 | |
| 2022-04-19 | 2022-04-16 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $84.55 | -132 | 16.9K | -0.8% | -$11.2K | |
| D | 2022-03-03 | 2022-03-01 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | A - Grant | $0.00 | +3,710 | 17.0K | +28% | $0 |
| D | 2022-03-03 | 2022-03-01 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $66.62 | -843 | 13.2K | -6% | -$56.2K |
| 2021-10-18 | 2021-10-14 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | S - Sale | $81.14 | -140 | 14.1K | -1.0% | -$11.4K | |
| 2021-10-18 | 2021-09-13 | RARE | Ultragenyx Pharmaceutical Inc. | Huizenga Theodore Alan | SVP, CAO | G - Gift | $0.00 | -819 | 14.2K | -5% | $0 |
Purchase Sale Sale after option exercise All abbreviations