Atara Biotherapeutics Layoffs

All WARN Act mass layoff and plant closure notices filed by Atara Biotherapeutics.

Total Notices

379

Workers Affected

States

2022

First Filing

2025

Latest Filing

Data Insights

Industry Breakdown

Workers affected by industry sector

Atara Biotherapeutics WARN Act Filings

WARN Act layoff notices
Company	Location	Employees	Notice Date	Type
Atara Biotherapeutics	Thousand Oaks, CA	31	2025-03-18	Layoff
Atara Biotherapeutics	Thousand Oaks, CA	43	2024-01-29	Layoff
Atara Biotherapeutics	Thousand Oaks, CA	1	2024-01-29	Layoff
Atara Biotherapeutics	Thousand Oaks, CA	72	2023-12-13	Layoff
Atara Biotherapeutics	Thousand Oaks, CA	1	2023-12-13	Layoff
Atara Biotherapeutics	Thousand Oaks, CA	55	2022-08-17	Layoff
Atara Biotherapeutics	South San Francisco, CA	14	2022-08-17	Layoff
Atara Biotherapeutics	Thousand Oaks, CA	8	2022-08-17	Layoff
Atara Biotherapeutics	Thousand Oaks, CA	14	2022-08-08	Layoff
Atara Biotherapeutics	Thousand Oaks, CA	140	2022-01-26	Layoff

Atara Biotherapeutics Layoff FAQ

How many layoffs has Atara Biotherapeutics had?

Atara Biotherapeutics has filed 10 WARN Act notices affecting a total of 379 workers across 1 state.

When was Atara Biotherapeutics's most recent layoff?

Atara Biotherapeutics's most recent WARN Act filing was on 2025-03-18.

What states has Atara Biotherapeutics laid off workers in?

Atara Biotherapeutics has filed WARN Act notices in: California.

What is the WARN Act?

The Worker Adjustment and Retraining Notification (WARN) Act is a federal law that requires employers with 100 or more employees to provide 60 calendar days' advance notice of plant closings and mass layoffs.

How do I get notified about Atara Biotherapeutics layoffs?

Subscribe using the form above to receive free daily email alerts whenever new WARN Act notices are filed. You can also set up custom filters and webhooks with a paid API plan at warnfirehose.com/pricing.