The Dow Jones Industrial Average is slumping Wednesday afternoon with shares of United Technologies and Boeing seeing the biggest drops for the price-weighted average. The Dow DJIA, -0.87% was most recently trading 1,543 points (7.3%) lower, as shares of United Technologies UTX and Boeing BA, -3.81% have contributed to the index's intraday decline. United Technologies's shares have declined $20.01, or 21.6%, while those of Boeing are down $25.25, or 20.3%, combining for a roughly 307-point drag on the Dow. Also contributing significantly to the decline are American Express AXP, -1.16% , UnitedHealth UNH, +0.99% , and Chevron CVX, -0.73% . A $1 move in any one of the 30 components of the Dow equates to a 6.78-point swing.

Editor's Note: This story was auto-generated by Automated Insights using data from Dow Jones and FactSet. See our market data terms of use.