Charles River Laboratories International Inc. Stock Advances 5.1%, Outperforms Peers

This article was automatically generated by Dow Jones using technology from Automated Insights.

Shares of Charles River Laboratories International Inc. rose 5.1% to $315.45 on what proved to be an all-around positive trading session for the stock market, with the S&P 500 Index rising 0.3% to 7,712.57 and the Dow Jones Industrial Average rising 1.0% to 52,495.88.

The stock's rise snapped a two-day losing streak.

Charles River Laboratories International Inc. closed 5.4% short of its 52-week high of $333.30, which the company achieved on October 6th.

The stock outperformed some of its peers, as Labcorp Holdings Inc. rose 1.3% to $323.13, Alnylam Pharmaceuticals Inc. fell 1.1% to $230.75, and Bio-Techne Corp. rose 0.14% to $72.59.

Trading volume totaled 1.3 million, compared to the 50-day average of 941,285.

Data source: Dow Jones Market Data, FactSet

(END) Dow Jones Newswires

October 20, 2026 16:34 ET (20:34 GMT)