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REPORTED · WARN NOTICEPublished Feb 6, 2026

Genentech, Inc. Layoff — August 2025

EMPLOYEES AFFECTED
141
SHARE OF WORKFORCE
~1.1%
EFFECTIVE DATE
Aug 18, 2025
141 OF 13,000 EMPLOYEES

What we know

Location: DNA Way South San Francisco, CA (San Mateo County).

A WARN notice was filed on June 26, 2025.

Disclosed through an official WARN filing with the CA state workforce agency.

Summary

Genentech, Inc. disclosed this layoff in an official WARN (Worker Adjustment and Retraining Notification) notice filed with the CA state workforce agency on June 26, 2025. The notice covers 141 employees in DNA Way South San Francisco, CA (San Mateo County), with the layoff effective August 18, 2025.

That is roughly 1.1% of the 13,000 people Genentech, Inc. employs.

LayoffTalk has tracked 15 layoff events at Genentech, Inc. since October 2023, affecting a combined 1,851 employees.

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SOURCE
Official WARN notice
View state filing ↗
G
Genentech, Inc.RHHBY
Health Care · 13,000 employees
15
EVENTS TRACKED
1,951
AFFECTED SINCE 2023
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CREATED FEB 6, 2026LAST UPDATED JUL 3, 2026