Behind strong returns for shares of Dow Inc. and Chevron, the Dow Jones Industrial Average is climbing Wednesday morning. Shares of Dow Inc. DOW, +0.16% and Chevron CVX, +0.22% are contributing to the blue-chip gauge’s intraday rally, as the Dow DJIA, -0.32% is trading 104 points, or 0.3%, higher. Dow Inc.’s shares are up $0.71, or 1.3%, while those of Chevron are up $1.10 (1.2%), combining for an approximately 12-point bump for the Dow. Also contributing significantly to the gain are Walgreens Boots WBA, +0.60%, Walt Disney DIS, -0.97%, and IBM IBM, +0.16%. A $1 move in any one of the 30 components of the index results in a 6.58-point swing.