Powered by positive momentum for shares of 3M and Chevron, the Dow Jones Industrial Average is trading up Friday morning. The Dow /zigman2/quotes/210598065/realtime DJIA +0.12% is trading 266 points, or 1.0%, higher, as shares of 3M /zigman2/quotes/205029460/composite MMM +0.14% and Chevron /zigman2/quotes/205871374/composite CVX +0.59% have contributed to the blue-chip gauge's intraday rally. 3M's shares have gained $5.65 (3.4%) while those of Chevron have gained $2.46 (2.1%), combining for a roughly 55-point boost for the Dow. Dow Inc. /zigman2/quotes/203121064/composite DOW +0.99% , Exxon Mobil /zigman2/quotes/204455864/composite XOM +0.44% , and JPMorgan Chase /zigman2/quotes/205971034/composite JPM +0.04% are also contributing significantly to the gain. A $1 move in any of the index's 30 components equates to a 6.78-point swing.