Behind losses for shares of Nike and Boeing, the Dow Jones Industrial Average is down Monday afternoon. The Dow DJIA, -0.45% was most recently trading 256 points lower (-0.7%), as shares of Nike NKE, -4.16% and Boeing BA, -2.87% have contributed to the index’s intraday decline. Nike’s shares are down $7.01 (4.5%) while those of Boeing have fallen $6.01, or 2.8%, combining for a roughly 86-point drag on the Dow. Other components contributing significantly to the decline include Visa V, -2.30%, Home Depot HD, -1.56%, and Travelers TRV, -1.31%. A $1 move in any of the index’s 30 components results in a 6.59-point swing.