This article was automatically generated by Dow Jones using technology from Automated Insights.
Shares of Charles River Laboratories International Inc. slipped 8.9% to $183.70 on what proved to be an all-around rough trading session for the stock market, with the S&P 500 Index falling 1.2% to 6,798.40 and Dow Jones Industrial Average falling 1.2% to 48,908.72.
Charles River Laboratories International Inc. closed 19.7% below its 52-week high of $228.88, which the company reached on January 13th.
The stock underperformed when compared to some of its peers, as Labcorp Holdings Inc. rose 0.7% to $278.23, Alnylam Pharmaceuticals Inc. fell 5.9% to $331.24, and Bio-Techne Corp. fell 4.09% to $65.86.
Trading volume totaled 1.2 million, compared to the 50-day average of 706,718.
Data source: Dow Jones Market Data, FactSet
(END) Dow Jones Newswires
February 05, 2026 16:34 ET (21:34 GMT)
Copyright (c) 2026 Dow Jones & Company, Inc.