shares of george weston ltd wn shed 047 to c15542 wednesday in what proved to be an allaround negative trading session for the canadian market with the sptsx composite index gsptse falling 050 to 2010389 george weston ltd closed c2850 short of its 52week high c18392 which the company reached on may 1st trading volume of 205758 shares eclipsed its 50day average volume of 176894