David S. Grayzel is Director at Surface Oncology, Inc. (SURF). They have made 5 open-market trades across 2 companies since 2018, most recently 2024-04-09.
CIK 0001732786
2 open-market purchases totalling $9.0M since 2018, against 3 sales. Too few scored purchases to measure a record yet.
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| AVTE | SELL | 2024-04-09 | 2024-04-11 | $28.15 | $669K | -12.8% | -28.2% | -93.4% |
| AVTE | BUY | 2021-07-02 | 2021-07-06 | $14.00 | $7.5M | -22.0% | -31.0% | -1.8% |
| SURF | SELL | 2020-12-17 | 2020-12-21 | $18.10 | $30.8M | -3.4% | +46.2% | +1.1% |
| SURF | SELL | 2020-12-17 | 2020-12-21 | $8.10 | $13.8M | -3.4% | +46.2% | +1.1% |
| SURF | BUY | 2018-04-23 | 2018-04-23 | $15.00 | $1.5M | +12.2% | +15.9% | +6.3% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.