Theranos, Inc.
Private companyWARN notices since 2024
Workers affected since 2024
Executive changes, last 12 months
Last event
Workers affected over time
Cumulative workers in WARN notices since 2024
Not enough notices to chart yet.
Leadership
No executive changes on record.
layoffs from Jun 11, 2018
WARN noticeWARN notice: Newark, CA
Theranos, Inc. filed a WARN notice with the California WARN list on Apr 11, 2018 covering 125 workers in Newark. The layoffs take effect on Jun 11, 2018.
Source: California WARN list, filed Apr 11, 2018Site: Newark, CA
Workers affected: 125
layoffs from Mar 8, 2017
WARN noticeWARN notice: Palo Alto, CA
Theranos, Inc. filed a WARN notice with the California WARN list on Jan 6, 2017 covering 97 workers in Palo Alto. The layoffs take effect on Mar 8, 2017.
Source: California WARN list, filed Jan 6, 2017Site: Palo Alto, CA
Workers affected: 97
layoffs from Mar 8, 2017
WARN noticeWARN notice: Newark, CA
Theranos, Inc. filed a WARN notice with the California WARN list on Jan 6, 2017 covering 53 workers in Newark. The layoffs take effect on Mar 8, 2017.
Source: California WARN list, filed Jan 6, 2017Site: Newark, CA
Workers affected: 53
layoffs from Dec 5, 2016
WARN noticeWARN notice: Palo Alto, CA
Theranos, Inc. filed a WARN notice with the California WARN list on Oct 6, 2016 covering 62 workers in Palo Alto. The layoffs take effect on Dec 5, 2016.
Source: California WARN list, filed Oct 6, 2016Site: Palo Alto, CA
Workers affected: 62
layoffs from Dec 5, 2016
WARN noticeWARN notice: Newark, CA
Theranos, Inc. filed a WARN notice with the California WARN list on Oct 6, 2016 covering 72 workers in Newark. The layoffs take effect on Dec 5, 2016.
Source: California WARN list, filed Oct 6, 2016Site: Newark, CA
Workers affected: 72
Last verified Nov 8, 2026