San Mateo County, California
45 workers · Layoff · filed Sep 29, 2025
A WARN notice is filed with the state before a plant closing or a mass layoff, under the federal WARN Act or a state law like it. Workers is the number the employer said would be affected; plans can change after filing. Data sources
- Company
- Sutro Biopharma, Inc.
- Workers
- 45 workers
- Kind
- Layoff
- Notice date
- Sep 29, 2025
- Effective date
- Sep 30, 2025
- Location
- San Mateo County
- State
- California
- Notice
- ca-92fc673dbfaece5f
As published
- notice_date
- 09/29/2025
- effective_date
- 09/30/2025
- received_date
- 09/30/2025
- company
- Sutro Biopharma, Inc.
- num_employees
- 45
- layoff_or_closure
- Layoff Permanent
- county
- San Mateo County
From the California Employment Development Department's WARN list, row 706, read Oct 3, 2026; first seen here Oct 3, 2026. Read with Big Local News's warn-scraper and warn-transformer.