shares of perrigo co plc prgo rallied 261 to 4633 monday on what proved to be an allaround positive trading session for the stock market with the sp 500 index spx rising 018 to 461367 and the dow jones industrial average djia rising 026 to 3591384 this was the stocks fourth consecutive day of gains perrigo co plc closed 457 short of its 52week high 5090 which the company reached on september 30th the stock outperformed some of its competitors monday as daiichi sankyo co ltd dskyf rose 094 to 2585 catalent inc ctlt rose 088 to 13907 and united therapeutics corp uthr rose 157 to 19376 trading volume 11 m remained 11 million below its 50day average volume of 22 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