Behind positive gains for shares of Caterpillar and Intel, the Dow Jones Industrial Average is rallying Thursday morning. The Dow /zigman2/quotes/210598065/realtime DJIA -0.07% was most recently trading 455 points, or 1.7%, higher, as shares of Caterpillar /zigman2/quotes/203434128/composite CAT -0.51% and Intel /zigman2/quotes/203649727/composite INTC +1.99% have contributed to the blue-chip gauge's intraday rally. Caterpillar's shares have gained $4.94, or 4.2%, while those of Intel are up $1.94, or 4.0%, combining for a roughly 47-point bump for the Dow. Other components contributing significantly to the gain include 3M /zigman2/quotes/205029460/composite MMM -0.24% , IBM /zigman2/quotes/203856914/composite IBM +0.30% , and JPMorgan Chase /zigman2/quotes/205971034/composite JPM -2.55% . A $1 move in any of the index's 30 components results in a 6.78-point swing.