By MarketWatch Automation
Shares of Caterpillar and UnitedHealth are seeing strong returns Tuesday afternoon, propelling the Dow Jones Industrial Average rally. Shares of Caterpillar /zigman2/quotes/203434128/composite CAT +0.39% and UnitedHealth /zigman2/quotes/210453738/composite UNH +0.95% have contributed to the index's intraday rally, as the Dow /zigman2/quotes/210598065/realtime DJIA +0.17% was most recently trading 450 points (1.7%) higher. Caterpillar's shares have risen $4.78, or 3.7%, while those of UnitedHealth have risen $9.44 (3.1%), combining for a roughly 98-point bump for the Dow. Travelers /zigman2/quotes/206313935/composite TRV +3.18% , Chevron /zigman2/quotes/205871374/composite CVX -0.77% , and Exxon Mobil /zigman2/quotes/204455864/composite XOM -0.46% are also contributing significantly to the gain. A $1 move in any one of the 30 components of the Dow equates to a 6.86-point swing.