EcoR1 Capital, LLC, Director, 10% Owner at ANAPTYSBIO, INC (ANAB), bought 170,196 shares at $12.93 ($2.2M) on 2024-12-31, disclosed to the SEC on 2025-01-02.
Open-market purchase of $2.2M ANAB 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.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $12.92 | 65,184 | $842K | 38.3% |
| 2 | $12.92 | 65,184 | $842K | 38.3% |
| 3 | $12.93 | 13,268 | $172K | 7.8% |
| 4 | $12.93 | 13,268 | $172K | 7.8% |
| 5 | $12.95 | 6,646 | $86K | 3.9% |
| 6 | $12.95 | 6,646 |
| $86K |
| 3.9% |
| Total | $12.92 avg | 170,196 | $2.2M | 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 → |