Please enter the stock ticker. Add .to for Canadian stocks.

Comparing current PE to mean PE can allow you to see if Charles River Laboratories International Inc may be undervalued based on PE ratio.

* Total of 999 data points since 04/03/2005.

** From 04/03/2005 we changed 26 data points that were under -50 PE to -50 and 26 data points that were over 100 to 100. This helps smooth edge cases where companies had extreme PE ratios during certain periods. Removing these data points completely caused new issues with certain companies.