By MarketWatch Automation
The Dow Jones Industrial Average is trading down Friday afternoon with shares of Chevron and Caterpillar seeing the biggest losses for the index. Shares of Chevron /zigman2/quotes/205871374/composite CVX -0.76% and Caterpillar /zigman2/quotes/203434128/composite CAT +0.82% are contributing to the index's intraday decline, as the Dow /zigman2/quotes/210598065/realtime DJIA +0.27% was most recently trading 59 points (0.2%) lower. Chevron's shares are off $3.38, or 3.9%, while those of Caterpillar are off $3.78 (2.8%), combining for a roughly 49-point drag on the Dow. Also contributing significantly to the decline are Dow Inc. /zigman2/quotes/203121064/composite DOW -0.56% , Boeing /zigman2/quotes/208579720/composite BA -0.03% , and Travelers /zigman2/quotes/206313935/composite TRV -0.63% . A $1 move in any one of the 30 components of the index equates to a 6.86-point swing.