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REPORTED · NEWSPublished May 13, 2026

Charles River Laboratories International, Inc. Announces 170 Layoffs in Littleton and Tewksbury

SOURCENews reportView the filing ↗

EMPLOYEES AFFECTED
170
SHARE OF WORKFORCE
~0.8%
EFFECTIVE DATE
May 13, 2026
170 OF 20,400 EMPLOYEES

What we know

Location: Littleton and Tewksbury, MA, USA.

Based on news reporting.

Summary

Charles River Laboratories International, Inc. has announced a total of 170 layoffs affecting its operations in Littleton and Tewksbury, Massachusetts. The layoffs are part of a broader restructuring effort aimed at streamlining operations and improving efficiency. The company has not specified the exact departments impacted by these layoffs. This decision reflects ongoing challenges within the industry and the need for companies to adapt to changing market conditions. The layoffs are effective immediately as part of the company's efforts to realign its workforce with current business needs.

Charles River Laboratories International, Inc. cut 170 jobs in MA as of May 13, 2026.

That is roughly 0.8% of the 20,400 people Charles River Laboratories International, Inc. employs.

LayoffTalk has tracked 16 layoff events at Charles River Laboratories International, Inc. since September 2023, including 288 jobs documented in official WARN filings, with 12 additional events known from news reporting.

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SOURCE
News reporting
View original source ↗
C
Charles River Laboratories International, Inc.CRL
Health Care · 20,400 employees
16
EVENTS TRACKED
288
JOBS IN WARN FILINGS
View company profile

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CREATED MAY 15, 2026LAST UPDATED AUG 7, 2026