Shares of Amgen and Travelers are trading lower Wednesday afternoon, sending the Dow Jones Industrial Average into negative territory. The Dow DJIA, +0.02% was most recently trading 235 points (0.7%) lower, as shares of Amgen AMGN, -2.37% and Travelers TRV, -3.08% are contributing to the index’s intraday decline. Amgen’s shares have dropped $8.40, or 3.3%, while those of Travelers have declined $5.80, or 3.0%, combining for an approximately 94-point drag on the Dow. Other components contributing significantly to the decline include Chevron CVX, -1.53%, Caterpillar CAT, -1.09%, and Cisco CSCO, -0.21%. A $1 move in any of the index’s 30 components results in a 6.59-point swing.