Atara Biotherapeutics Securities Class Action
Atara Biotherapeutics · Atara securities · Ongoing Litigation
About this case
A securities class action was filed against Atara Biotherapeutics and certain officers in the U.S. District Court for the Central District of California on behalf of persons and entities that acquired Atara securities from May 20, 2024, through January 9, 2026. The complaint alleges violations of federal securities laws and seeks damages; the matter is ongoing litigation.
Case overview
- Defendant company
- Atara Biotherapeutics
- Product or service
- Atara securities
- Court case number
- 26-cv-03083
- Case status
- Ongoing Litigation
- Lawsuit type
- Securities
- Reported harm
- Misrepresentation
Important dates
- Lead Plaintiff Application
Participation information
Availability is based on each listed participation option and its deadline.
Lead Plaintiff Application
Persons and entities that purchased or otherwise acquired Atara securities during the class period from May 20, 2024, through January 9, 2026, may have sought appointment as lead plaintiff.
Ask the court to appoint you as lead plaintiff by May 22, 2026.
- Type
- Lead Plaintiff
- Status
- Deadline passed
This information does not determine whether you qualify for a case.
Sources
Public reporting associated with this case.
- Atara Biotherapeutics Securities Class Action
Eagle-Tribune ·