Mark Chin is Director & 10% Owner at Harpoon Therapeutics, Inc. (HARP). They have made 9 open-market trades across 4 companies since 2018, most recently 2024-03-11.
CIK 0001734389
6 open-market purchases totalling $26.7M since 2018, against 3 sales. Across 6 scored buys the stock is up 9.6% at ninety days, and 2.9 points ahead of the S&P over the same stretch.
6 scored purchases · one row per filing · discretionary only
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 50% | 33% | 33% |
| Avg Move | +1.8% | -9.4% | +9.6% |
| Alpha | +0.0% | -13.4% | +2.9% |
| Scored | 6 | 6 | 6 |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| PYXS | SELL | 2022-04-21 | 2022-04-25 | $3.05 | $10.6M | -12.4% | -14.2% | -1.1% |
| PYXS | BUY | 2021-10-13 | 2021-10-15 | $16.00 | $5.0M | +8.3% | +0.5% | -16.4% |
| IMRA | BUY | 2021-07-16 | 2021-07-28 | $6.00 | $8.0M | -0.7% | -19.0% | -39.1% |
| IMRA | BUY | 2020-03-16 | 2020-03-16 | $16.00 | $3.0M | +3.0% | +0.4% | +150.4% |
| HARP | SELL | 2019-12-13 | 2019-12-17 | $17.01 | $1.2M | -6.1% | -11.9% | -35.8% |
| HARP | SELL | 2019-12-06 | 2019-12-10 | $17.75 | $10.1M | +4.4% | -15.1% | -14.5% |
| HARP | BUY | 2019-02-12 | 2019-02-14 | $14.00 | $6.0M | +5.1% | -14.7% | -29.0% |
| ITRM | BUY | 2018-10-30 | 2018-11-01 | $6.10 | $354K | -3.8% | -3.3% | +9.2% |
| ITRM | BUY | 2018-05-30 | 2018-06-01 | $13.00 | $4.4M | -1.2% | -20.2% | -17.6% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.