shares of national bank of canada na dropped 006 to c9496 wednesday in what proved to be an allaround rough trading session for the canadian market with the sptsx composite index gsptse falling 161 to 1934425 the stocks fall snapped a threeday winning streak national bank of canada closed c1114 short of its 52week high c10610 which the company achieved on november 22nd trading volume of 803235 shares remained below its 50day average volume of 17 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