EcoR1 Capital, LLC, 10% Owner at ANAPTYSBIO, INC (ANAB), bought 273,972 shares at $36.50 ($10.0M) on 2024-08-14, disclosed to the SEC on 2024-08-16.
Open-market purchase of $10.0M ANAB by 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.
| 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 → |