The Dow Jones Industrial Average is rallying Wednesday morning with shares of Boeing and 3M delivering the strongest returns for the index. The Dow (DJIA) was most recently trading 435 points higher (1.6%), as shares of Boeing (BA) and 3M (MMM) have contributed about 25% of the index’s intraday rally. Boeing’s shares have gained $5.40, or 3.4%, while those of 3M have gained $4.66 (2.9%), combining for a roughly 66-point bump for the Dow. Honeywell International Inc. (HON) Caterpillar (CAT) and UnitedHealth (UNH) are also contributing significantly to the gain. A $1 move in any of the Dow’s 30 components results in a 6.58-point swing.