shares of abbott laboratories abt shed 128 to 9804 wednesday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 250 to 375969 and dow jones industrial average djia falling 155 to 3214776 abbott laboratories closed 4456 below its 52week high 14260 which the company achieved on december 27th the stock demonstrated a mixed performance when compared to some of its competitors wednesday as johnson  johnson jnj fell 154 to 17043 roche holding ag part cert rhhvf fell 072 to 32100 and pfizer inc pfe fell 196 to 4707 trading volume 52 m remained 10 million below its 50day average volume of 62 m 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