shares of amgen inc amgn inched 027 higher to 22577 tuesday on what proved to be an allaround mixed trading session for the stock market with the dow jones industrial average djia rising 026 to 3639821 and the sp 500 index spx falling 010 to 478635 this was the stocks fifth consecutive day of gains amgen inc closed 5092 short of its 52week high 27669 which the company achieved on january 28th the stock demonstrated a mixed performance when compared to some of its competitors tuesday as johnson  johnson jnj rose 040 to 17035 roche holding ag part cert rhhvf rose 029 to 41720 and pfizer inc pfe fell 201 to 5801 trading volume 12 m remained 16 million below its 50day average volume of 29 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