shares of cameco corp cco dropped 035 to c3676 monday in what proved to be an otherwise allaround positive trading session for the canadian market with the sptsx composite index gsptse rising 021 to 2058515 cameco corp closed c405 below its 52week high c4081 which the company reached on september 9th trading volume of 546721 shares remained below its 50day average volume of 11 m