shares of perrigo co plc prgo slid 113 to 3590 wednesday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 184 to 422550 and dow jones industrial average djia falling 138 to 3313176 this was the stocks fourth consecutive day of losses perrigo co plc closed 1500 below its 52week high 5090 which the company reached on september 30th the stock demonstrated a mixed performance when compared to some of its competitors wednesday as daiichi sankyo co ltd dskyf rose 017 to 2418 catalent inc ctlt fell 375 to 9419 and united therapeutics corp uthr fell 029 to 19311 trading volume 14 m remained 108103 below its 50day average volume of 15 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