William Aliski serves as Executive at Ultragenyx Pharmaceutical Inc., where they oversee executive responsibilities. Since joining the company, William Aliski has executed 41 insider transactions totaling $6.8M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jun 10, 2024 involved receiving (via award) 45,000 shares valued at $0.
William Aliski currently holds 96,667 shares of Ultragenyx Pharmaceutical Inc. (RARE), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, William Aliski has been a net seller of RARE stock. They have purchased $124.5K and sold $6.6M worth of shares.
William Aliski's most recent insider trade was on Jun 10, 2024, when they sold 45,000 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Nov 30, 2022 | AGTC | $0 | Tender | 8,500 | $N/A | Discretionary |
| Jun 6, 2022 | XFOR | $0 | Award | 6,667 | $N/A | Discretionary |
| Jun 24, 2021 | RARE | $0 | Award | 2,145 | $N/A | Discretionary |
| Feb 23, 2021 | RARE | $0 | Gift | 1,000 | $N/A | Discretionary |
| Feb 19, 2021 | RARE | $733.9K | Option Exercise | 7,500 | $97.85 | Discretionary |
| Feb 19, 2021 | RARE | $1.1M | Sale | 7,500 | $149.01 | Discretionary |
| Aug 27, 2020 | RARE | $0 | Gift | 1,000 | $N/A | Discretionary |
| Aug 21, 2020 | RARE | $432.9K | Sale | 5,000 | $86.57 | Discretionary |
| Aug 21, 2020 | RARE | $293.7K | Option Exercise | 5,000 | $58.74 | Discretionary |
| Jun 26, 2020 | RARE | $0 | Award | 2,550 | $N/A | Discretionary |
| May 21, 2020 | RARE | $0 | Gift | 1,000 | $N/A | Discretionary |
| May 18, 2020 | RARE | $302.8K | Option Exercise | 7,500 | $40.37 | Discretionary |
| May 18, 2020 | RARE | $559.9K | Sale | 7,500 | $74.65 | Discretionary |
| May 18, 2020 | RARE | $1.5M | Sale | 20,000 | $74.02 | Discretionary |
| Jun 11, 2019 | RARE | $0 | Award | 3,000 | $N/A | Discretionary |
| Dec 14, 2018 | AGTC | $3.9K | Purchase | 1,200 | $3.24 | Discretionary |
| Dec 14, 2018 | AGTC | $1.6K | Purchase | 500 | $3.24 | Discretionary |
| Dec 14, 2018 | AGTC | $14.0K | Purchase | 4,300 | $3.25 | Discretionary |
| Dec 7, 2018 | RARE | $298.1K | Sale | 6,000 | $49.69 | Discretionary |
| Nov 8, 2018 | RARE | $334.0K | Sale | 6,000 | $55.67 | Discretionary |
| Oct 8, 2018 | RARE | $440.3K | Sale | 6,000 | $73.38 | Discretionary |
| Aug 8, 2018 | RARE | $287.5K | Sale | 3,750 | $76.66 | Discretionary |
| Jun 19, 2018 | RARE | $0 | Award | 3,000 | $N/A | Discretionary |
| Apr 19, 2018 | RARE | $35.1K | Sale | 650 | $53.97 | Discretionary |
| Jan 23, 2018 | RARE | $241.5K | Option Exercise | 11,500 | $21.00 | Discretionary |
| Jun 22, 2017 | RARE | $0 | Award | 1,875 | $N/A | Discretionary |
| Dec 5, 2016 | RARE | $126.0K | Option Exercise | 6,000 | $21.00 | Discretionary |
| Dec 5, 2016 | RARE | $311.8K | Sale | 4,000 | $77.94 | Discretionary |