SEC CIK 1587114
EcoR1 Capital, LLC
Reported ownership across 4 companies, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| ANABview stock → | 7,880,094 | 2025-01-02 |
| PRTAview stock → | 5,304,596 | 2025-05-06 |
| VYGRview stock → | 3,851,507 | 2023-01-11 |
| ATRAview stock → | 1,044,593 | 2026-05-07 |
Position History — VYGR
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — VYGR
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2023-01-11 | Open-market sale | 110,000 | $8.50 | 3,851,507 |
| 2023-01-10 | Open-market sale | 336,400 | $8.05 | 3,961,507 |
| 2023-01-09 | Open-market sale | 456,000 | $7.67 | 4,297,907 |
| 2022-06-23 | Open-market buy | 376,000 | $5.66 | 4,753,907 |
| 2022-06-21 | Open-market buy | 101,400 | $5.28 | 4,377,907 |
| 2022-04-21 | — | — | — | 4,276,507 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.