The Dow Jones Industrial Average is trading up Thursday morning with shares of Boeing and Travelers delivering the strongest returns for the blue-chip average. Shares of Boeing /zigman2/quotes/208579720/composite BA +2.98% and Travelers /zigman2/quotes/206313935/composite TRV +3.45% have contributed around a third of the index's intraday rally, as the Dow /zigman2/quotes/210598065/realtime DJIA +1.44% is trading 65 points, or 0.3%, higher. Boeing's shares are up $8.50 (6.4%) while those of Travelers have gained $3.02, or 3.2%, combining for an approximately 79-point boost for the Dow. Also contributing significantly to the gain are Raytheon Technologies Corp. /zigman2/quotes/203237915/composite RTX +2.63% , Walgreens Boots /zigman2/quotes/203410933/composite WBA +2.85% , and Dow Inc. /zigman2/quotes/203121064/composite DOW +3.35% . A $1 move in any of the benchmark's 30 components equates to a 6.86-point swing.