The Dow Jones Industrial Average is in selloff mode Monday afternoon with shares of American Express and Boeing delivering the stiffest headwinds for the index. The Dow DJIA, +0.26% was most recently trading 364 points lower (-1.1%), as shares of American Express AXP, -1.77% and Boeing BA, -0.15% are contributing to the index’s intraday decline. American Express’s shares have declined $6.95 (4.0%) while those of Boeing are down $5.19 (3.5%), combining for an approximately 80-point drag on the Dow. Other components contributing significantly to the decline include Apple Inc. AAPL, +0.20%, Visa V, -0.75%, and Coca-Cola KO, -1.81%. A $1 move in any of the index’s 30 components results in a 6.59-point swing.