Charles River Laboratories Layoffs
Yes. Charles River Laboratories filed 13 WARN notices to cut 612 jobs in 4 states, with the layoffs effective Apr 24, 2026. The most recent was filed Mar 25, 2026 under the federal WARN Act.
612 roles affected across 13 filings in 4 states.
Filing history
Charles River Laboratories has filed 13 WARN notices between 2014 and 2026, cutting 612 jobs in total. Up 84% year-on-year: 301 jobs cut in the last 12 months vs 164 the year before.
Every filing
Questions
Yes. Charles River Laboratories filed 13 WARN notices to cut 612 jobs in 4 states, with the layoffs effective Apr 24, 2026. The most recent was filed Mar 25, 2026 under the federal WARN Act.
612 jobs, across 13 official WARN filings in 4 states.
The most recent filing lists an effective date of Apr 24, 2026. The WARN Act requires roughly 60 days' advance notice, so the filing date precedes the job losses.
We'll email you if there are further filings, expansions, or new locations affected.