shares of regeneron pharmaceuticals inc regn slipped 134 to 62215 tuesday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 042 to 412247 and dow jones industrial average djia falling 018 to 3277441 regeneron pharmaceuticals inc closed 12527 below its 52week high 74742 which the company achieved on april 8th the stock underperformed when compared to some of its competitors tuesday as johnson  johnson jnj fell 001 to 17018 novartis ag adr nvs rose 141 to 8715 and amgen inc amgn rose 043 to 24836 trading volume 469533 remained 213850 below its 50day average volume of 683383 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