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Atara Biotherapeutics, Inc. (NASDAQ: ATRA) Investor Securities Class Action Lawsuit 03/23/2026

  • If you purchased a significant amount of shares of Atara Biotherapeutics, Inc. (NASDAQ: ATRA) between May 20, 2024 and January 9, 2026, and / or if you purchased any NASDAQ: ATRA shares prior to May 2024 and continue to hold any of those shares, you have certain options and for certain investors are short and strict deadlines running. Deadline: May 22, 2026. NASDAQ: ATRA investors should contact the Shareholders Foundation, Inc.

  • To have your information reviewed for options and to receive notifications about this case, please send an email to mail@shareholdersfoundation.com, or call us at (858) 779-1554.

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Lawsuit Overview

March 23, 2026 - An investor in shares of Atara Biotherapeutics, Inc. (NASDAQ: ATRA) filed a lawsuit in the U.S. District Court for the Central District of California over alleged violations of Federal Securities Laws by Atara Biotherapeutics, Inc. in connection with certain allegedly false and misleading statements made between May 20, 2024 and January 9, 2026.   Thousand Oaks, CA ba...



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