Is Atara Biotherapeutics laying off workers?
Not according to official filings. There is no WARN layoff notice from Atara Biotherapeutics in the last 12 months. The most recent was filed Mar 18, 2025 for 31 jobs in Newbury Park, California. WARN covers larger layoffs only, so smaller cuts may not appear.
373 roles affected across 10 filings.
Filing history
Atara Biotherapeutics has filed 10 WARN notices between 2022 and 2025, cutting 373 jobs in total. No new filings in the last 12 months. The most recent was Mar 18, 2025.
Every filing
Questions
Not according to official filings. There is no WARN layoff notice from Atara Biotherapeutics in the last 12 months. The most recent was filed Mar 18, 2025 for 31 jobs in Newbury Park, California. WARN covers larger layoffs only, so smaller cuts may not appear.
373 jobs across all 10 official WARN filings on record since 2022.
The most recent filing lists an effective date of May 2, 2025. The WARN Act requires roughly 60 days' advance notice, so the filing date precedes the job losses.
We'll email you if there are further filings, expansions, or new locations affected.