Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
2022-12-21 Sale | 2022-12-22 1:24 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Chief Accounting Officer | 2,031 | $43.96 | $89,283 | 16,197 (Direct) | View |
2022-04-16 Sale | 2022-04-19 12:56 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Chief Accounting Officer | 132 | $84.55 | $11,161 | 16,914 (Direct) | View |
2022-03-01 Sale | 2022-03-03 6:09 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Chief Accounting Officer | 843 | $66.62 | $56,161 | 24,446 (Direct) | View |
2021-10-14 Sale | 2021-10-18 6:53 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Chief Accounting Officer | 140 | $81.14 | $11,360 | 14,072 (Direct) | View |
2021-05-06 Sale | 2021-05-10 6:12 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Chief Accounting Officer | 142 | $113.67 | $16,141 | 15,031 (Direct) | View |
2021-03-08 Sale | 2021-03-09 12:37 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 3,000 | $120.69 | $362,070 | 13,544 (Direct) | View |
2021-03-01 Sale | 2021-03-03 8:43 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 732 | $138.17 | $101,140 | 21,199 (Direct) | View |
2021-01-07 Sale | 2021-01-08 7:05 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 4,000 | $140.65 | $562,600 | 23,716 (Direct) | View |
2020-10-14 Sale | 2020-10-16 7:16 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 146 | $87.98 | $12,845 | 16,436 (Direct) | View |
2020-07-08 Sale | 2020-07-10 5:21 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 2,638 | $91 | $240,058 | 28,582 (Direct) | View |
2020-07-01 Sale | 2020-07-06 2:21 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 2,611 | $81 | $211,491 | 31,220 (Direct) | View |
2020-05-25 Sale | 2020-05-27 3:14 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 260 | $74.93 | $19,482 | 18,331 (Direct) | View |
2020-05-15 Sale | 2020-05-19 7:15 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 2,461 | $71 | $174,731 | 34,524 (Direct) | View |
2020-01-14 Sale | 2020-01-15 1:08 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 1,000 | $61 | $61,000 | 15,946 (Direct) | View |
2019-03-01 Sale(A) | 2019-04-17 5:59 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 254 | $65.52 | $16,642 | 22,482 (Direct) | View |
2018-06-15 Sale | 2018-06-15 7:55 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 955 | $83.7 | $79,934 | 31,388 (Direct) | View |
2018-06-13 Sale | 2018-06-13 6:41 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 1,338 | $76.97 | $102,986 | 9,940 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
2022-09-01 Option Award | 2022-09-08 6:36 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Chief Accounting Officer | 1,000 | $0 | 18,094 (Direct) | View |
2022-03-01 Option Award | 2022-03-03 6:09 pm | N/A 2032-03-01 | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Chief Accounting Officer | 11,110 | $0 | 24,446 (Direct) | View |
2021-10-14 Gift | 2021-10-18 6:53 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Chief Accounting Officer | 819 | $0 | 14,072 (Direct) | View |
2021-04-16 Option Award | 2021-04-19 5:16 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Chief Accounting Officer | 1,500 | $0 | 15,044 (Direct) | View |
2021-03-01 Option Award | 2021-03-03 8:43 pm | N/A 2031-03-01 | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 6,215 | $0 | 21,199 (Direct) | View |
2020-12-31 Ownership | 2021-02-03 8:01 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 934 | $0 | 15,502 (Direct) | View |
2021-01-07 Exercise | 2021-01-08 7:05 pm | N/A 2024-01-29 | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 4,000 | $0 | 23,716 (Direct) | View |
2021-01-07 Exercise | 2021-01-08 7:05 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 4,000 | $21 | 23,716 (Direct) | View |
2020-07-08 Exercise | 2020-07-10 5:21 pm | N/A 2024-01-29 | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 2,000 | $0 | 28,582 (Direct) | View |
2020-07-08 Exercise | 2020-07-10 5:21 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 2,000 | $21 | 28,582 (Direct) | View |
2020-07-01 Exercise | 2020-07-06 2:21 pm | N/A 2024-01-29 | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 1,500 | $0 | 31,220 (Direct) | View |
2020-07-01 Exercise | 2020-07-06 2:21 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 1,500 | $21 | 31,220 (Direct) | View |
2020-05-25 Tax Withholding | 2020-05-27 3:14 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 433 | $73.81 | 18,331 (Direct) | View |
2020-05-15 Exercise | 2020-05-19 7:15 pm | N/A 2024-01-29 | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 1,500 | $0 | 34,524 (Direct) | View |
2020-05-15 Exercise | 2020-05-19 7:15 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 1,500 | $21 | 34,524 (Direct) | View |
2020-05-06 Tax Withholding | 2020-05-08 8:08 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 138 | $66.26 | 19,680 (Direct) | View |
2020-04-19 Tax Withholding | 2020-04-21 3:33 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 140 | $58.57 | 19,818 (Direct) | View |
2020-03-01(A) Option Award | 2020-03-04 7:44 pm | N/A 2030-03-01 | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 17,680 | $0 | 33,238 (Direct) | View |
2020-03-01 Tax Withholding | 2020-03-03 7:56 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 388 | $56.08 | 24,538 (Direct) | View |
2020-03-01 Option Award | 2020-03-03 7:56 pm | N/A 2030-03-01 | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 8,980 | $0 | 24,538 (Direct) | View |
2019-10-14 Option Award | 2019-10-16 7:21 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP Controller and PAO | 800 | $0 | 16,785 (Direct) | View |
2019-05-25 Tax Withholding | 2019-05-29 6:36 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 433 | $57.18 | 15,985 (Direct) | View |
2019-05-21 Tax Withholding | 2019-05-22 5:46 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 156 | $59.5 | 16,418 (Direct) | View |
2019-05-06 Option Award | 2019-05-07 6:52 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 800 | $0 | 16,574 (Direct) | View |
2019-04-19 Tax Withholding | 2019-04-23 6:38 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 138 | $64.43 | 15,504 (Direct) | View |
2019-03-01(A) Option Award | 2019-04-17 5:59 pm | N/A 2029-03-01 | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 8,230 | $0 | 22,482 (Direct) | View |
2019-03-01 Tax Withholding | 2019-03-04 5:13 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 246 | $67.55 | 22,489 (Direct) | View |
2019-03-01 Option Award | 2019-03-04 5:13 pm | N/A 2029-03-01 | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 8,230 | $0 | 22,489 (Direct) | View |
2019-01-02 Exercise | 2019-01-02 7:21 pm | N/A 2024-01-29 | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 2,448 | $0 | 31,505 (Direct) | View |
2019-01-02 Exercise | 2019-01-02 7:21 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 2,448 | $21 | 31,505 (Direct) | View |
2018-06-15 Exercise | 2018-06-15 7:55 pm | N/A 2024-01-29 | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 2,955 | $0 | 31,388 (Direct) | View |
2018-06-15 Exercise | 2018-06-15 7:55 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 2,955 | $21 | 31,388 (Direct) | View |
2018-05-25 Tax Withholding | 2018-05-29 1:28 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 433 | $67.31 | 11,278 (Direct) | View |
2018-05-21 Tax Withholding | 2018-05-22 11:44 am | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 156 | $64.79 | 11,711 (Direct) | View |
2018-04-19 Option Award | 2018-04-19 4:52 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 799 | $0 | 11,474 (Direct) | View |
2018-03-01 Option Award | 2018-03-05 4:25 pm | N/A 2028-03-01 | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 9,288 | $0 | 18,650 (Direct) | View |
2018-03-01 Tax Withholding | 2018-03-05 4:25 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan VP Controller and PAO | 110 | $48.43 | 18,650 (Direct) | View |