shares of canadian national railway co cnr inched 023 higher to c16481 monday in what proved to be an allaround positive trading session for the canadian market with the sptsx composite index gsptse rising 021 to 1985707 canadian national railway co closed c1058 below its 52week high c17539 which the company reached on december 13th trading volume of 942581 shares remained below its 50day average volume of 11 m editors note this story was autogenerated by automated insights an automation technology provider using data from dow jones and factset see our market data terms of use