By MarketWatch Automation
The Dow Jones Industrial Average is trading down Thursday morning with shares of Boeing and Salesforce.com Inc. facing the biggest drops for the index. The Dow /zigman2/quotes/210598065/realtime DJIA -2.29% was most recently trading 58 points lower (-0.2%), as shares of Boeing /zigman2/quotes/208579720/composite BA -3.90% and Salesforce.com Inc. /zigman2/quotes/200515854/composite CRM -3.41% are contributing to the index's intraday decline. Boeing's shares have dropped $2.49, or 1.5%, while those of Salesforce.com Inc. are off $3.01 (1.2%), combining for a roughly 36-point drag on the Dow. American Express /zigman2/quotes/203805826/composite AXP -4.06% , McDonald's /zigman2/quotes/203508018/composite MCD -1.94% , and JPMorgan Chase /zigman2/quotes/205971034/composite JPM -2.48% are also contributing significantly to the decline. A $1 move in any one of the 30 components of the index equates to a 6.58-point swing.