shares of perrigo co plc prgo rallied 899 to 4534 wednesday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 013 to 451407 and dow jones industrial average djia falling 020 to 3503107 perrigo co plc closed 576 short of its 52week high 5110 which the company achieved on september 15th the stock outperformed some of its competitors wednesday as daiichi sankyo co ltd dskyf rose 219 to 2654 catalent inc ctlt rose 088 to 14235 and united therapeutics corp uthr rose 122 to 21052 trading volume 54 m eclipsed its 50day average volume of 12 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