shares of perrigo co plc prgo slipped 164 to 3539 monday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 002 to 439169 and dow jones industrial average djia falling 011 to 3441169 this was the stocks sixth consecutive day of losses perrigo co plc closed 1551 short of its 52week high 5090 which the company achieved on september 30th the stock demonstrated a mixed performance when compared to some of its competitors monday as daiichi sankyo co ltd dskyf fell 081 to 2319 catalent inc ctlt fell 283 to 9457 and united therapeutics corp uthr fell 162 to 18881 trading volume 968715 remained 538020 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