David W. Gryska is Director at SEATTLE GENETICS INC /WA (SGEN). They have made 32 open-market trades across 5 companies since 2008, most recently 2026-06-11.
CIK 0001202335
2 open-market purchases totalling $39K since 2024, against 30 sales. Too few scored purchases to measure a record yet.
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| MNMD | BUY | 2024-12-05 | 2024-12-05 | $7.17 | $18K | +2.5% | +5.3% | -12.6% |
| MNMD | BUY | 2024-08-23 | 2024-08-26 | $5.98 | $21K | -2.9% | -2.6% | +24.3% |
| SGEN | SELL | 2022-11-11 | 2022-11-15 | $129.10 | $968K | -9.2% | -3.8% | +4.0% |
| SGEN | SELL | 2022-04-19 | 2022-04-21 | $143.95 | $1.2M | -6.7% | -1.1% | +22.5% |
| SGEN | SELL | 2022-02-07 | 2022-02-09 | $138.95 | $1.1M | +1.0% | +12.8% | -1.5% |
| SGEN | SELL | 2022-01-28 | 2022-02-01 | $122.52 | $1.1M | -8.9% | -7.8% | -5.2% |
| SGEN | SELL | 2022-01-14 | 2022-01-19 | $135.24 | $609K | +0.1% | -10.5% | +7.4% |
| PDLI | SELL | 2020-12-30 | 2020-12-31 | $2.74 | $110K | N/A | N/A | N/A |
| PDLI | SELL | 2020-12-16 | 2020-12-17 | $2.68 | $201K | -3.9% | N/A | N/A |
| PDLI | SELL | 2020-12-03 | 2020-12-04 | $2.52 | $189K | +1.2% | N/A | N/A |
| PDLI | SELL | 2020-11-23 | 2020-11-24 | $2.43 | $243K | +2.0% | +7.2% | N/A |
| SGEN | SELL | 2020-11-19 | 2020-11-23 | $173.70 | $5.2M | +6.8% | +13.9% | -6.1% |
| PDLI | SELL | 2020-11-17 | 2020-11-19 | $2.40 | $360K | +5.0% | +8.9% | N/A |
| SGEN | SELL | 2020-11-05 | 2020-11-06 | $180.60 | $813K | -1.4% | +1.5% | -6.3% |
| SGEN | SELL | 2019-10-01 | 2019-10-03 | $85.09 | $425K | -1.4% | +26.0% | +33.0% |
| SGEN | SELL | 2019-07-17 | 2019-07-19 | $75.00 | $375K | +0.9% | +5.8% | +14.5% |
| SGEN | SELL | 2019-04-01 | 2019-04-03 | $73.39 | $719K | +5.4% | -8.7% | -6.6% |
| SGEN | SELL | 2019-01-08 | 2019-01-10 | $65.04 | $650K | -0.4% | -6.1% | +14.2% |
| INCY | SELL | 2018-02-21 | 2018-02-22 | $85.56 | $334K | +6.6% | +1.1% | -22.1% |
| INCY | SELL | 2018-01-05 | 2018-01-09 | $98.87 | $1.3M | -2.1% | -12.7% | -32.0% |
| INCY | SELL | 2017-11-02 | 2017-11-03 | $105.63 | $827K | +0.7% | -10.4% | -14.2% |
| INCY | SELL | 2017-06-30 | 2017-07-05 | $129.74 | $155K | +2.8% | +1.3% | -11.2% |
| INCY | SELL | 2017-06-12 | 2017-06-14 | $116.60 | $3.9M | +13.2% | +12.8% | +3.5% |
| INCY | SELL | 2017-04-28 | 2017-05-02 | $124.26 | $345K | -6.7% | +4.7% | +8.0% |
| INCY | SELL | 2017-04-10 | 2017-04-11 | $138.00 | $5.7M | -9.2% | -14.7% | -5.1% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.