shares of snapon inc sna shed 081 to 21187 monday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 170 to 435773 and dow jones industrial average djia falling 178 to 3397047 this was the stocks third consecutive day of losses snapon inc closed 4812 short of its 52week high 25999 which the company reached on may 10th the stock demonstrated a mixed performance when compared to some of its competitors monday as illinois tool works inc itw fell 019 to 21547 stanley black  decker inc swk fell 121 to 18399 and makita corp adr mktay fell 164 to 6247 trading volume 478175 eclipsed its 50day average volume of 325235 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