shares of sherwinwilliams co shw slumped 022 to 22578 wednesday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 041 to 409195 and dow jones industrial average djia falling 011 to 3364650 the stocks fall snapped a threeday winning streak sherwinwilliams co closed 5922 short of its 52week high 28500 which the company achieved on april 29th despite its losses the stock outperformed some of its competitors wednesday as home depot