David W. Gryska serves as Executive at SEATTLE GENETICS INC /WA, where they oversee executive responsibilities. Since joining the company, David W. Gryska has executed 135 insider transactions totaling $23.7M, demonstrating a bearish approach to their equity position. Their most recent transaction on Aug 23, 2024 involved purchasing 3,500 shares valued at $20.9K.
David W. Gryska currently holds 17,351 shares of SEATTLE GENETICS INC /WA (SGEN), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, David W. Gryska has been a net seller of SGEN stock. They have purchased $20.9K and sold $23.7M worth of shares.
David W. Gryska's most recent insider trade was on Aug 23, 2024, when they purchased 3,500 shares at $5.98 per share.
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| $229.00 |
| Discretionary |
| Jul 31, 2023 | FBRX | $150.0K | Award | 148,514 | $1.01 | Discretionary |
| Jun 21, 2023 | MNMD | $0 | Award | 13,851 | $N/A | Discretionary |
| May 31, 2023 | SGEN | $0 | Award | 2,044 | $N/A | Discretionary |
| Feb 13, 2023 | SGEN | $321.1K | Option Exercise | 8,750 | $36.70 | Discretionary |
| Nov 21, 2022 | AERI | $30.4K | Disposition | 1,996 | $15.25 | Discretionary |
| Nov 21, 2022 | AERI | $175.3K | Disposition | 11,495 | $15.25 | Discretionary |
| Nov 11, 2022 | SGEN | $968.3K | Sale | 7,500 | $129.10 | Discretionary |
| Jun 9, 2022 | AERI | $0 | Award | 6,245 | $N/A | Discretionary |
| May 13, 2022 | SGEN | $0 | Award | 1,503 | $N/A | Discretionary |
| Apr 19, 2022 | SGEN | $36.0K | Option Exercise | 1,794 | $20.06 | Discretionary |
| Apr 19, 2022 | SGEN | $257.1K | Sale | 1,794 | $143.32 | Discretionary |
| Apr 19, 2022 | SGEN | $30.4K | Option Exercise | 1,516 | $20.06 | Discretionary |
| Apr 19, 2022 | SGEN | $100.1K | Sale | 690 | $145.08 | Discretionary |
| Apr 19, 2022 | SGEN | $13.8K | Option Exercise | 690 | $20.06 | Discretionary |
| Apr 19, 2022 | SGEN | $218.6K | Sale | 1,516 | $144.17 | Discretionary |
| Feb 7, 2022 | SGEN | $22.1K | Option Exercise | 1,100 | $20.06 | Discretionary |
| Feb 7, 2022 | SGEN | $330.6K | Sale | 2,371 | $139.42 | Discretionary |
| Feb 7, 2022 | SGEN | $151.2K | Sale | 1,100 | $137.45 | Discretionary |
| Feb 7, 2022 | SGEN | $20.6K | Option Exercise | 1,029 | $20.06 | Discretionary |
| Feb 7, 2022 | SGEN | $142.7K | Sale | 1,029 | $138.66 | Discretionary |
| Feb 7, 2022 | SGEN | $47.6K | Option Exercise | 2,371 | $20.06 | Discretionary |
| Jan 28, 2022 | SGEN | $4.3K | Option Exercise | 214 | $20.06 | Discretionary |
| Jan 28, 2022 | SGEN | $26.6K | Sale | 214 | $124.23 | Discretionary |
| Jan 28, 2022 | SGEN | $17.1K | Option Exercise | 850 | $20.06 | Discretionary |
| Jan 28, 2022 | SGEN | $109.0K | Sale | 883 | $123.39 | Discretionary |
| Jan 28, 2022 | SGEN | $17.7K | Option Exercise | 883 | $20.06 | Discretionary |
| Jan 28, 2022 | SGEN | $312.6K | Sale | 2,553 | $122.43 | Discretionary |
| Jan 28, 2022 | SGEN | $51.2K | Option Exercise | 2,553 | $20.06 | Discretionary |