EcoR1 Capital, LLC
Atara Biotherapeutics, Inc. · 10% Owner
EcoR1 Capital, LLC is listed in public filings as 10 percent owner. This EcoR1 Capital, LLC insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Atara Biotherapeutics, Inc. (ATRA), Adaptimmune Therapeutics plc (ADAPY), Zymeworks Inc. (ZYME), iTeos Therapeutics, Inc. (ITOS), and Prothena Corporation plc (PRTA). Investors use EcoR1 Capital, LLC's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.
Latest Trades
| Company | Value | Action | Price | Current Price |
|---|---|---|---|---|
| $4.7M507.4k shares | BuyMay 7, 2026 | $9.35 | -- |