Atara Biotherapeutics, Inc. (ATRA) Headquarters — Thousand Oaks, California

Headquarters

1280 Rancho Conejo Blvd
Thousand Oaks, CA 91320

Pending review

Incorporated in Delaware, Atara Biotherapeutics, Inc. operates from its headquarters in Thousand Oaks, California. A company's state of incorporation is a legal domicile and is often not where it actually does business.

All 686 public companies headquartered in California

Exchange

Nasdaq

Sector

Medicine & Health

Industry

Biological Products, (No Diagnostic Substances)

Shares outstanding

10.04M (as of Aug 10, 2026)

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Informational purposes only — not investment advice. Headquarters location reflects the company's most recently recorded principal address.