Below is a full breakdown of Illumina Inc’s layoff activity, including affected locations, employee totals by event. In 2025, the largest impact occurred in California where 104 employees were affected.
3
Total Events
104
Employees Affected
1
States Affected
| Company Name | City | State | Affected Employees | Notice Date | Layoff Date |
|---|---|---|---|---|---|
| Illumina Inc | San Diego | California | 1 | Dec 22, 2025 | Dec 22, 2025 |
| Illumina Inc | San Diego | California | 7 | Dec 11, 2025 | Dec 8, 2025 |
| Illumina Inc | San Diego | California | 96 | Feb 12, 2025 | Apr 14, 2025 |
Events and employees affected by month
1 state reported
