Is Charles River Laboratories laying off workers?
Yes. Charles River Laboratories filed 5 WARN notices in the last 12 months covering 301 jobs. The most recent was filed Mar 25, 2026 for Wilmington, Massachusetts, effective Apr 24, 2026. Across every year on record since 2014: 15 notices covering 691 jobs.
691 roles affected across 15 filings in 5 states.
Filing history
Charles River Laboratories has filed 15 WARN notices between 2014 and 2026, cutting 691 jobs in total. Up 99% year-on-year: 301 jobs cut in the last 12 months vs 151 the year before.
Material corporate events on record for Charles River Laboratories, beyond the WARN notice, that fill in the wider story of a company under pressure. Each links to its official source. No other layoff tracker connects these.
Every filing
Questions
Yes. Charles River Laboratories filed 5 WARN notices in the last 12 months covering 301 jobs. The most recent was filed Mar 25, 2026 for Wilmington, Massachusetts, effective Apr 24, 2026. Across every year on record since 2014: 15 notices covering 691 jobs.
301 jobs in WARN notices filed in the last 12 months. 691 jobs across all 15 official WARN filings on record since 2014, in 5 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.
Is Charles River Laboratories on a list you care about?
Paste your suppliers, customers or holdings at /monitor and see which of them have filed a layoff that has not happened yet. A WARN notice is filed about 60 days before the jobs go, so those are still ahead of you. Free to check, no account, and we do not store your list.
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