EcoR1 Capital, LLC, Director, 10% Owner at Zymeworks Inc. (ZYME), bought 343,046 shares at $12.64 ($4.3M) on 2025-03-19, disclosed to the SEC on 2025-03-19.
Open-market purchase of $4.3M ZYME by Director, 10% Owner. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade D.
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $12.23 | 56,277 | $688K | 16.0% |
| 2 | $12.23 | 56,277 | $688K | 16.0% |
| 3 | $12.65 | 113,880 | $1.4M | 33.6% |
| 4 | $12.64 | 58,306 | $737K | 17.2% |
| 5 | $12.64 | 58,306 | $737K | 17.2% |
| Total | $12.51 avg | 343,046 |
| $4.3M |
| 100% |
| Filing → |
| AKTS | BUY | 2026-01-12 | $40.0M | — | Filing → |
| ADAP | SELL | 2025-07-30 | $13.2M | — | Filing → |
| ZYME | BUY | 2025-05-19 | $1.3M | — | Filing → |