EcoR1 Capital, LLC
9 insider transactions on file
All transactions
| Date | Ticker | Company | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-05-07 | ATRA | Atara Biotherapeutics, Inc. | Buy | 507,407 | $9.35 | $4.7M | filing |
| 2026-04-20 | TRAX | First Tracks Biotherapeutics, Inc. | Sale | 4,705,575 | $13.81 | $65.0M | filing |
| 2026-01-12 | AKTS | Aktis Oncology, Inc. | Buy | 2,077,779 | $18.00 | $37.4M | filing |
| 2026-01-12 | AKTS | Aktis Oncology, Inc. | Buy | 144,443 | $18.00 | $2.6M | filing |
| 2026-01-12 | AKTS | Aktis Oncology, Inc. | C | 128,506 | — | — | filing |
| 2026-01-12 | AKTS | Aktis Oncology, Inc. | C | 2,270,879 | — | — | filing |
| 2026-01-12 | AKTS | Aktis Oncology, Inc. | C | 202,862 | — | — | filing |
| 2025-06-26 | ZYME | Zymeworks Inc. | Tax withholding | 41 | $12.71 | $521.11 | filing |
| 2025-06-26 | ZYME | Zymeworks Inc. | X | 5,086,480 | $0.00 | $508.65 | filing |
Insider transactions from SEC Form 4 filings via EDGAR. Names appear as filed and aren't normalized across issuers.