Boeing, JPMorgan Chase share losses contribute to Dow's nearly 500-point fall

Dragged down by losses for shares of Boeing and JPMorgan Chase, the Dow Jones Industrial Average is in selloff mode Wednesday morning. The Dow DJIA was most recently trading 495 points lower (-1.5%), as shares of Boeing BA and JPMorgan Chase JPM are contributing to the blue-chip gauge’s intraday decline. Boeing’s shares have fallen $10.74, or 5.2%, while those of JPMorgan Chase have fallen $5.94 (4.4%), combining for an approximately 110-point drag on the Dow. Also contributing significantly to the decline are Goldman Sachs GS, Caterpillar CAT, and Travelers TRV. A $1 move in any one of the 30 components of the index…