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 |
| 2026-04-01 Sale | 2026-04-02 6:19 pm | Ultragenyx Pharmaceutical Inc. | RARE | Horn Howard Chief Financial Officer | 4,683 | $20.97 | $98,203 | 80,351 (Direct) | View |
| 2026-03-06 Sale | 2026-03-10 4:51 pm | Ultragenyx Pharmaceutical Inc. | RARE | Parschauer Karah Herdman EVP and Chief Legal Officer | 9,526 | $21.87 | $208,312 | 66,820 (Direct) | View |
| 2026-03-02 Sale | 2026-03-03 7:09 pm | Ultragenyx Pharmaceutical Inc. | RARE | Pinion John Richard See Remarks | 10,029 | $22.8 | $228,661 | 110,026 (Direct) | View |
| 2026-03-02 Sale | 2026-03-03 7:08 pm | Ultragenyx Pharmaceutical Inc. | RARE | Harris Erik EVP & Chief Commercial Officer | 10,539 | $22.8 | $240,289 | 89,515 (Direct) | View |
| 2026-03-02 Sale | 2026-03-03 7:06 pm | Ultragenyx Pharmaceutical Inc. | RARE | KAKKIS EMIL D President & CEO | 54,404 | $22.8 | $1,240,411 | 2,817,979 (Indirect Direct) | View |
| 2026-03-02 Sale | 2026-03-03 6:51 pm | Ultragenyx Pharmaceutical Inc. | RARE | Parschauer Karah Herdman EVP and Chief Legal Officer | 8,135 | $22.8 | $185,478 | 76,346 (Direct) | View |
| 2026-03-02 Sale | 2026-03-03 6:51 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP, Chief Accounting Officer | 1,632 | $22.8 | $37,210 | 48,670 (Direct) | View |
| 2026-03-02 Sale | 2026-03-03 6:50 pm | Ultragenyx Pharmaceutical Inc. | RARE | Horn Howard Chief Financial Officer | 10,044 | $22.65 | $227,538 | 85,034 (Direct) | View |
| 2026-03-02 Sale | 2026-03-03 6:49 pm | Ultragenyx Pharmaceutical Inc. | RARE | Crombez Eric EVP and Chief Medical Officer | 7,029 | $22.8 | $160,261 | 76,301 (Direct) | View |
| 2026-02-02 Sale | 2026-02-03 12:00 pm | Ultragenyx Pharmaceutical Inc. | RARE | Horn Howard Chief Financial Officer | 3,061 | $23.56 | $72,117 | 88,935 (Direct) | View |
| 2026-01-02 Sale | 2026-01-05 4:07 pm | Ultragenyx Pharmaceutical Inc. | RARE | Horn Howard Chief Financial Officer | 3,150 | $22.84 | $71,946 | 91,996 (Direct) | View |
| 2025-12-29 Sale | 2025-12-30 1:49 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP, Chief Accounting Officer | 85 | $34.38 | $2,922 | 50,450 (Direct) | View |
| 2025-12-10 Sale | 2025-12-11 12:10 pm | Ultragenyx Pharmaceutical Inc. | RARE | Horn Howard Chief Financial Officer | 3,081 | $36.38 | $112,087 | 95,146 (Direct) | View |
| 2025-10-13 Sale | 2025-10-14 12:15 pm | Ultragenyx Pharmaceutical Inc. | RARE | Horn Howard Chief Financial Officer | 7,942 | $31.51 | $250,252 | 98,227 (Direct) | View |
| 2025-09-18 Sale | 2025-09-19 6:23 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP, Chief Accounting Officer | 64 | $29.17 | $1,867 | 50,242 (Direct) | View |
| 2025-09-12 Sale | 2025-09-12 4:11 pm | Ultragenyx Pharmaceutical Inc. | RARE | Parschauer Karah Herdman EVP and Chief Legal Officer | 2,450 | $31.17 | $76,367 | 73,271 (Direct) | View |
| 2025-09-05 Sale | 2025-09-08 2:01 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP, Chief Accounting Officer | 84 | $31.39 | $2,637 | 50,306 (Direct) | View |
| 2025-06-20 Sale | 2025-06-23 1:50 pm | Ultragenyx Pharmaceutical Inc. | RARE | Sanders Corazon (Corsee) D. Director | 2,405 | $37.39 | $89,923 | 15,344 (Direct) | View |
| 2025-04-21 Sale | 2025-05-05 7:18 pm | Ultragenyx Pharmaceutical Inc. | RARE | Crombez Eric EVP and Chief Medical Officer | 762 | $37.93 | $28,901 | 71,530 (Direct) | View |
| 2025-03-06 Sale | 2025-03-10 12:53 pm | Ultragenyx Pharmaceutical Inc. | RARE | Horn Howard Chief Financial Officer | 1,785 | $40.4 | $72,114 | 106,169 (Direct) | View |
| 2025-03-03 Sale | 2025-03-04 8:19 pm | Ultragenyx Pharmaceutical Inc. | RARE | Kassberg Thomas Richard CBO & EVP | 6,028 | $42.1 | $253,779 | 264,730 (Direct) | View |
| 2025-03-03 Sale | 2025-03-04 8:18 pm | Ultragenyx Pharmaceutical Inc. | RARE | Parschauer Karah Herdman EVP and Chief Legal Officer | 12,846 | $42.1 | $540,817 | 75,287 (Direct) | View |
| 2025-03-03 Sale | 2025-03-04 8:16 pm | Ultragenyx Pharmaceutical Inc. | RARE | Crombez Eric EVP and Chief Medical Officer | 8,945 | $42.1 | $376,585 | 102,168 (Direct) | View |
| 2025-03-03 Sale | 2025-03-04 8:12 pm | Ultragenyx Pharmaceutical Inc. | RARE | Pinion John Richard See Remarks | 14,439 | $42.1 | $607,882 | 134,502 (Direct) | View |
| 2025-02-28 Sale | 2025-03-04 8:10 pm | Ultragenyx Pharmaceutical Inc. | RARE | KAKKIS EMIL D President & CEO | 98,434 | $42.2 | $4,153,571 | 2,879,164 (Indirect Direct) | View |
| 2025-03-03 Sale | 2025-03-04 8:06 pm | Ultragenyx Pharmaceutical Inc. | RARE | Harris Erik EVP & Chief Commercial Officer | 15,103 | $42.1 | $635,836 | 118,101 (Direct) | View |
| 2025-03-03 Sale | 2025-03-04 8:00 pm | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP, Chief Accounting Officer | 967 | $42.1 | $40,711 | 55,756 (Direct) | View |
| 2025-02-27 Sale | 2025-03-03 1:58 pm | Ultragenyx Pharmaceutical Inc. | RARE | Parschauer Karah Herdman EVP and Chief Legal Officer | 2,990 | $42.88 | $128,224 | 95,764 (Direct) | View |
| 2024-12-30 Sale | 2024-12-31 2:05 pm | Ultragenyx Pharmaceutical Inc. | RARE | KAKKIS EMIL D President & CEO | 11,727 | $42.23 | $495,231 | 2,748,590 (Indirect 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 |
| 2026-03-01 Option Award | 2026-03-03 7:09 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Pinion John Richard See Remarks | 11,137 | $0 | 110,026 (Direct) | View |
| 2026-03-01 Option Award | 2026-03-03 7:08 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Harris Erik EVP & Chief Commercial Officer | 11,643 | $0 | 89,515 (Direct) | View |
| 2026-03-01 Option Award | 2026-03-03 7:06 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | KAKKIS EMIL D President & CEO | 71,177 | $0 | 2,817,979 (Direct) | View |
| 2026-03-01 Option Award | 2026-03-03 6:51 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Parschauer Karah Herdman EVP and Chief Legal Officer | 11,137 | $0 | 76,346 (Direct) | View |
| 2026-03-02 Tax Withholding | 2026-03-03 6:51 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP, Chief Accounting Officer | 148 | $23.39 | 48,670 (Direct) | View |
| 2026-03-01 Option Award | 2026-03-03 6:50 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Horn Howard Chief Financial Officer | 6,143 | $0 | 85,034 (Direct) | View |
| 2026-03-01 Option Award | 2026-03-03 6:49 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Crombez Eric EVP and Chief Medical Officer | 11,643 | $0 | 76,301 (Direct) | View |
| 2026-03-01 Option Award | 2026-03-03 6:49 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huang Dennis Karl See Remarks | 11,137 | $0 | 124,729 (Direct) | View |
| 2026-03-02 Tax Withholding | 2026-03-03 6:49 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huang Dennis Karl See Remarks | 999 | $23.39 | 124,729 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-19 6:34 pm | N/A 2035-05-15 | Ultragenyx Pharmaceutical Inc. | RARE | SULIMAN SHEHNAAZ Director | 16,527 | $0 | 36,727 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-19 6:33 pm | N/A 2035-05-15 | Ultragenyx Pharmaceutical Inc. | RARE | WELCH DANIEL G Director | 16,527 | $0 | 43,477 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-19 6:33 pm | N/A 2035-05-15 | Ultragenyx Pharmaceutical Inc. | RARE | Sanders Corazon (Corsee) D. Director | 16,527 | $0 | 28,536 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-19 6:32 pm | N/A 2035-05-15 | Ultragenyx Pharmaceutical Inc. | RARE | NARACHI MICHAEL Director | 16,527 | $0 | 43,477 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-19 6:32 pm | N/A 2035-05-15 | Ultragenyx Pharmaceutical Inc. | RARE | Fust Matthew K Director | 16,527 | $0 | 36,732 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-19 6:31 pm | N/A 2035-05-15 | Ultragenyx Pharmaceutical Inc. | RARE | Dunsire Deborah Director | 16,527 | $0 | 41,602 (Direct) | View |
| 2025-05-15 Option Award | 2025-05-19 6:31 pm | N/A 2035-05-15 | Ultragenyx Pharmaceutical Inc. | RARE | Ray Amrit Director | 16,527 | $0 | 34,152 (Direct) | View |
| 2025-03-03 Tax Withholding | 2025-03-04 8:19 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Kassberg Thomas Richard CBO & EVP | 508 | $42.92 | 264,730 (Direct) | View |
| 2025-03-01 Option Award | 2025-03-04 8:19 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Kassberg Thomas Richard CBO & EVP | 18,443 | $0 | 264,730 (Direct) | View |
| 2025-03-01 Option Award | 2025-03-04 8:18 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Parschauer Karah Herdman EVP and Chief Legal Officer | 18,443 | $0 | 75,287 (Direct) | View |
| 2025-03-01 Option Award | 2025-03-04 8:16 pm | N/A 2035-03-01 | Ultragenyx Pharmaceutical Inc. | RARE | Crombez Eric EVP and Chief Medical Officer | 62,030 | $0 | 102,168 (Direct) | View |
| 2025-03-03 Tax Withholding | 2025-03-04 8:12 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Pinion John Richard See Remarks | 31 | $42.92 | 134,502 (Direct) | View |
| 2025-03-01 Option Award | 2025-03-04 8:12 pm | N/A 2035-03-01 | Ultragenyx Pharmaceutical Inc. | RARE | Pinion John Richard See Remarks | 59,011 | $0 | 134,502 (Direct) | View |
| 2025-03-01 Option Award | 2025-03-04 8:10 pm | N/A 2035-03-01 | Ultragenyx Pharmaceutical Inc. | RARE | KAKKIS EMIL D President & CEO | 229,008 | $0 | 2,879,164 (Direct) | View |
| 2025-03-01 Option Award | 2025-03-04 8:06 pm | N/A 2035-03-01 | Ultragenyx Pharmaceutical Inc. | RARE | Harris Erik EVP & Chief Commercial Officer | 65,502 | $0 | 118,101 (Direct) | View |
| 2025-03-03 Tax Withholding | 2025-03-04 8:02 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huang Dennis Karl See Remarks | 1,348 | $42.92 | 140,665 (Direct) | View |
| 2025-03-01 Option Award | 2025-03-04 8:02 pm | N/A 2035-03-01 | Ultragenyx Pharmaceutical Inc. | RARE | Huang Dennis Karl See Remarks | 59,011 | $0 | 140,665 (Direct) | View |
| 2025-03-03 Tax Withholding | 2025-03-04 8:00 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP, Chief Accounting Officer | 141 | $42.92 | 55,756 (Direct) | View |
| 2025-03-01 Option Award | 2025-03-04 8:00 pm | N/A 2035-03-01 | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP, Chief Accounting Officer | 15,024 | $0 | 55,756 (Direct) | View |
| 2025-03-01 Option Award | 2025-03-04 7:56 pm | N/A 2035-03-01 | Ultragenyx Pharmaceutical Inc. | RARE | Horn Howard Chief Financial Officer | 43,813 | $0 | 136,114 (Direct) | View |
| 2025-03-01 Option Award | 2025-03-03 1:58 pm | N/A 2035-03-01 | Ultragenyx Pharmaceutical Inc. | RARE | Parschauer Karah Herdman EVP and Chief Legal Officer | 40,568 | $0 | 95,764 (Direct) | View |
| 2024-12-10 Gift | 2024-12-11 6:47 pm | N/A N/A | Ultragenyx Pharmaceutical Inc. | RARE | Huizenga Theodore Alan SVP, Chief Accounting Officer | 648 | $0 | 41,840 (Direct) | View |