OpenERISA

Atara Biotherapeutics, INC.

Thousand Oaks, CA, 91320

EIN 46-0920988
Plans
2
Total participants
3,577
Filing years
2024, 2023, 2022, 2021, 2020
NAICS
325410
Plan sponsors in CaliforniaManufacturing

Benefit plans on file

YearFormPlan #Plan nameParticipants
2024Form 5500001Atara Bio 401(K) Plan153
2024Form 5500501Atara Biotherapeutics, INC. Health & Welfare Plan175
2023Form 5500001Atara Bio 401(K) Plan242
2023Form 5500501Atara Biotherapeutics, INC. Health & Welfare Plan321
2022Form 5500001Atara Bio 401(K) Plan336
2022Form 5500501Atara Biotherapeutics, INC. Health & Welfare Plan329
2021Form 5500001Atara Bio 401(K) Plan575
2021Form 5500501Atara Biotherapeutics, INC. Health & Welfare Plan587
2020Form 5500001Atara Bio 401(K) Plan430
2020Form 5500501Atara Biotherapeutics, INC. Health & Welfare Plan429

Data shown as filed with the U.S. Department of Labor (EBSA), filing years 2020–2025; not validated by OpenERISA. View official filings for this EIN on the DOL EFAST2 search.

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