US WARN layoff notices › Employers › I › ImmunityBio
Official state WARN filings by ImmunityBio since 1988, normalized from state labor department sources. Latest notice: 2025-12-08.
| Notice date | State | Location | Employees | Effective date | Type |
|---|---|---|---|---|---|
| 2025-12-08 | Massachusetts | Woburn, MA | 1 | 2026-01-30 | — |
| 2025-09-18 | Virginia | Halifax Co. | 1 | 2025-11-17 | Layoff |
| 2025-06-11 | Massachusetts | Woburn | 3 | 2025-07-29 | — |
| 2025-01-28 | California | Los Angeles County | 9 | 2025-03-25 | Layoff Permanent |
| 2025-01-28 | California | Los Angeles County | 1 | 2025-03-25 | Layoff Permanent |
| 2024-09-26 | New York | Chautauqua DOL Rapid Response Coordinator: Amy Riter Local Workforce Development Board Name: Chautauqua Works The employees were not represented by a union. Í(Í1 | 2 | 2024-11-25 | Layoff |
| 2024-09-26 | California | Los Angeles County | 4 | 2024-11-25 | Layoff Permanent |
| 2024-09-26 | California | Los Angeles County | 2 | 2024-11-25 | Layoff Permanent |
| 2024-09-26 | California | Los Angeles County | 3 | 2024-11-25 | Layoff Permanent |
| 2024-09-26 | Massachusetts | Woburn | 1 | 2024-11-25 | — |
| 2024-08-30 | California | Los Angeles County | 1 | 2024-10-29 | Layoff Permanent |
| 2024-08-30 | California | Los Angeles County | 6 | 2024-10-29 | Layoff Permanent |
| 2024-08-30 | Colorado | Boulder | 5 | 2024-10-29 | See WARN. |
| 2024-08-30 | California | Los Angeles County | 3 | 2024-10-29 | Layoff Permanent |
| 2024-08-30 | California | Los Angeles County | 5 | 2024-10-29 | Layoff Permanent |
| 2023-09-19 | California | Los Angeles County | 48 | 2023-10-17 | Layoff Permanent |
| 2023-08-21 | Arizona | El Segundo | 1 | — | WARN |
| 2023-08-21 | Washington | San Juan County | 1 | 2023-10-17 | Layoff |
| 2023-08-18 | New York | Chautauqua | 2 | 2023-11-16 | Layoff |
| 2023-08-18 | Massachusetts | MA | 2 | 2023-10-17 | — |
| 2023-08-18 | Florida | HIALEAH, FL, 33010 | 1 | 2023-10-17 | — |
| 2023-03-03 | North Carolina | El Segundo CA, N/A | 1 | 2023-02-27 | Layoff |
| 2022-09-29 | New York | Chautauqua | 38 | 2022-09-29 | Layoff |
Source: state WARN Act disclosures, normalized in the free US WARN notices dataset (CSV/JSON, no login, no delay, notices 1988+). WARN notices are advance notifications of plant closings and mass layoffs; actual layoff counts and dates can change after filing.
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