EcoR1 Capital acquires 507,407 Atara Biotherapeutics shares for $4.74 million

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  • EcoR1 Capital bought 507,407 Atara Biotherapeutics common shares at weighted average price of $9.35.
  • Stake rose to 1,552,000 shares held indirectly.
  • Filing identifies EcoR1 as 10% owner.


Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Atara Biotherapeutics Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0000935836-26-000239), on May 11, 2026, and is solely responsible for the information contained therein.