By MarketWatch Automation
The Dow Jones Industrial Average is trading up Thursday afternoon with shares of Merck and Johnson & Johnson leading the way for the blue-chip average. Shares of Merck /zigman2/quotes/209956077/composite MRK -1.11% and Johnson & Johnson /zigman2/quotes/201724570/composite JNJ -0.26% have contributed to the index's intraday rally, as the Dow /zigman2/quotes/210598065/realtime DJIA -0.16% was most recently trading 47 points higher (0.2%). Merck's shares have risen $3.55 (4.2%) while those of Johnson & Johnson are up $3.80 (2.3%), combining for a roughly 48-point bump for the Dow. Other components contributing significantly to the gain include Amgen Inc. /zigman2/quotes/209157011/composite AMGN -1.35% , Verizon Communications Inc. /zigman2/quotes/204980236/composite VZ +1.20% , and Salesforce Inc. /zigman2/quotes/200515854/composite CRM +1.78% . A $1 move in any one of the 30 components of the Dow equates to a 6.59-point swing.