The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Huizenga Theodore Alan since 2015.
This trader's CIK number is 1603347.
At the time of last reporting, Huizenga Theodore Alan was the SVP, Chief Accounting Officer of Ultragenyx Pharmaceutical Inc.. (stock ticker symbol RARE).
Also see all insider trading activities at Ultragenyx Pharmaceutical Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | RARE | 0 | $0 | 967 | $40,710 | 0 | $0 |
| 2024 | RARE | 0 | $0 | 432 | $23,445 | 0 | $0 |
| 2023 | RARE | 0 | $0 | 3,872 | $154,608 | 5,000 | $105,000 |
| 2022 | RARE | 0 | $0 | 3,006 | $156,602 | 0 | $0 |
| 2021 | RARE | 0 | $0 | 7,872 | $1,037,169 | 4,000 | $84,000 |
| 2020 | RARE | 0 | $0 | 9,116 | $719,606 | 5,000 | $105,000 |
| 2019 | RARE | 0 | $0 | 0 | $0 | 2,448 | $51,408 |
| 2018 | RARE | 0 | $0 | 2,293 | $182,918 | 2,955 | $62,055 |
| 2017 | RARE | 0 | $0 | 2,980 | $243,424 | 0 | $0 |
| 2016 | RARE | 0 | $0 | 2,000 | $159,460 | 3,000 | $63,000 |
| 2015 | RARE | 0 | $0 | 3,000 | $308,025 | 5,500 | $115,500 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-03-03 | RARE | Sale | 967 | 42.10 | 40,710 |
| 2024-09-03 | RARE | Sale | 91 | 56.19 | 5,113 |
| 2024-03-01 | RARE | Sale | 341 | 53.76 | 18,332 |
| 2023-09-07 | RARE | Option Ex | 2,000 | 21.00 | 42,000 |
| 2023-09-07 | RARE | Sale | 2,163 | 39.67 | 85,806 |
| 2023-09-01 | RARE | Sale | 970 | 37.63 | 36,505 |
| 2023-05-09 | RARE | Option Ex | 3,000 | 21.00 | 63,000 |
| 2023-03-01 | RARE | Sale | 100 | 45.65 | 4,565 |
| 2023-02-28 | RARE | Sale | 639 | 43.40 | 27,732 |
| 2022-12-21 | RARE | Sale | 2,031 | 43.96 | 89,282 |
| 2022-04-16 | RARE | Sale | 132 | 84.55 | 11,160 |
| 2022-03-01 | RARE | Sale | 843 | 66.62 | 56,160 |
| 2021-10-14 | RARE | Sale | 140 | 81.14 | 11,359 |
| 2021-03-08 | RARE | Sale | 3,000 | 120.69 | 362,070 |
| 2021-03-01 | RARE | Sale | 732 | 138.17 | 101,140 |
| 2021-01-07 | RARE | Sale | 4,000 | 140.65 | 562,600 |
| 2021-01-07 | RARE | Option Ex | 4,000 | 21.00 | 84,000 |
| 2020-10-14 | RARE | Sale | 146 | 87.98 | 12,845 |
| 2020-07-08 | RARE | Option Ex | 2,000 | 21.00 | 42,000 |
| 2020-07-08 | RARE | Sale | 2,638 | 91.00 | 240,058 |
| 2020-07-01 | RARE | Option Ex | 1,500 | 21.00 | 31,500 |
| 2020-07-01 | RARE | Sale | 2,611 | 81.00 | 211,491 |
| 2020-05-26 | RARE | Sale | 260 | 74.93 | 19,481 |
| 2020-05-15 | RARE | Option Ex | 1,500 | 21.00 | 31,500 |
| 2020-05-15 | RARE | Sale | 2,461 | 71.00 | 174,731 |
| 2020-01-14 | RARE | Sale | 1,000 | 61.00 | 61,000 |
| 2019-01-02 | RARE | Option Ex | 2,448 | 21.00 | 51,408 |
| 2018-06-15 | RARE | Option Ex | 2,955 | 21.00 | 62,055 |
| 2018-06-15 | RARE | Sale | 955 | 83.70 | 79,933 |
| 2018-06-13 | RARE | Sale | 1,338 | 76.97 | 102,985 |
| 2017-05-26 | RARE | Sale | 480 | 57.46 | 27,580 |
| 2017-03-09 | RARE | Sale | 2,500 | 86.34 | 215,844 |
| 2016-11-16 | RARE | Sale | 2,000 | 79.73 | 159,460 |
| 2016-11-16 | RARE | Option Ex | 2,000 | 21.00 | 42,000 |
| 2016-01-14 | RARE | Option Ex | 1,000 | 21.00 | 21,000 |
| 2015-12-18 | RARE | Option Ex | 1,500 | 21.00 | 31,500 |
| 2015-12-18 | RARE | Sale | 1,500 | 110.55 | 165,825 |
| 2015-06-17 | RARE | Option Ex | 1,500 | 21.00 | 31,500 |
| 2015-06-17 | RARE | Sale | 1,500 | 94.80 | 142,200 |
| 2015-03-03 | RARE | Option Ex | 2,500 | 21.00 | 52,500 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Huizenga Theodore Alan (SVP, Chief Accounting Officer of Ultragenyx Pharmaceutical Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.