shares of george weston ltd wn dropped 023 to c18192 friday in what proved to be an otherwise allaround positive trading session for the canadian market with the sptsx composite index gsptse rising 055 to 2063654 george weston ltd closed c128 short of its 52week high c18320 which the company achieved on april 27th trading volume of 109593 shares remained below its 50day average volume of 152329