shares of unitedhealth and amgen are trading lower tuesday afternoon sending the dow jones industrial average into negative territory the dow djia was most recently trading 44 points lower 01 as shares of unitedhealth unh and amgen amgn have contributed to the indexs intraday decline unitedhealths shares have dropped 929 17 while those of amgen have dropped 428 15 combining for an approximately 89point drag on the dow also contributing significantly to the decline are walt disney dis  intel intc  and procter  gamble pg  a 1 move in any of the benchmarks 30 components results in a 659point swing 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