By MarketWatch Automation
The Dow Jones Industrial Average is climbing Wednesday morning with shares of Apple Inc. and Microsoft leading the way for the blue-chip average. The Dow /zigman2/quotes/210598065/realtime DJIA +0.17% is trading 126 points higher (0.5%), as shares of Apple Inc. /zigman2/quotes/202934861/composite AAPL -2.27% and Microsoft /zigman2/quotes/207732364/composite MSFT -1.79% have contributed about 25% of the index's intraday rally. Apple Inc.'s shares are up $6.17, or 1.7%, while those of Microsoft have gained $3.19, or 1.5%, combining for an approximately 64-point bump for the Dow. Other components contributing significantly to the gain include Caterpillar /zigman2/quotes/203434128/composite CAT +0.39% , UnitedHealth /zigman2/quotes/210453738/composite UNH +0.95% , and Chevron /zigman2/quotes/205871374/composite CVX -0.77% . A $1 move in any one of the 30 components of the benchmark results in a 6.86-point swing.