shares of suncor energy inc su dropped 086 to c4276 tuesday in what proved to be an otherwise allaround positive trading session for the canadian market with the sptsx composite index gsptse rising 095 to 1879818 suncor energy inc closed c1086 short of its 52week high c5362 which the company achieved on june 9th trading volume of 54 m shares remained below its 50day average volume of 123 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