Genentech has one WARN notice on file in California since July 2026, covering 103 workers, according to official state records. The most recent notice was recorded on Jul 1, 2026, with an effective date of Jul 29, 2026.
WARN notices cover planned layoffs and closures that meet the legal thresholds at a single site, so they do not show every job cut. Updated twice a day.
Every Genentech WARN notice
| Date | State | Location | Workers | Type | Effective |
|---|---|---|---|---|---|
| Jul 1, 2026 | CA | San Mateo County | 103 | Layoff Permanent | Jul 29, 2026 |
Date is when the state received or processed the notice. Company names and locations as filed.
Genentech layoffs FAQ
How many people has Genentech laid off?
According to WARN notices filed in California, Genentech has reported layoffs or closures affecting 103 workers in 1 notice since July 2026. WARN notices only cover qualifying layoffs at a single site, so the company total may be different.
When was the latest Genentech WARN notice?
The most recent notice in our records is dated Jul 1, 2026 and covers 103 workers in San Mateo County, with an effective date of Jul 29, 2026.
Where does this Genentech layoff data come from?
From the official WARN notice records published by California state agencies, which we check twice a day. Each notice is shown as filed.
Other recent WARN notices in California
- Cayuga Home for Children layoffs (latest notice Oct 6, 2026)
- Neogen Care Home Health Agency layoffs (latest notice Oct 6, 2026)
- AMF Bowling Centers, Inc. Castle Park layoffs (latest notice Oct 5, 2026)
- Kaiser Foundation Hospitals and Kaiser Foundation Health Plan layoffs (latest notice Oct 5, 2026)
- Blue Diamond Growers layoffs (latest notice Oct 2, 2026)
- Monroe Operations layoffs (latest notice Oct 2, 2026)
Related
- Layoffs by company: all employers we track
- Layoffs today
- WARN notices tracker by state
- Layoff notice requirements by state
- How to negotiate severance
- Health insurance and COBRA after a layoff