The Dow Jones Industrial Average is declining Wednesday morning with shares of UnitedHealth and Travelers facing the biggest losses for the blue-chip average.

The Dow Jones Industrial Average (^DJI -0.02%) index edged 3.9% higher in May, with 70% of its 30 constituent stocks ending the month in positive territory.

The Dow Jones Industrial Average(DJINDICES: ^DJI) index edged 3.9% higher in May, with 70% of its 30 constituent stocks ending the month in positive territory. However, the two worst-performing ...

The worst-performing Dow stock last month plunged over 26% as things took an unexpected turn. Shares of UnitedHealth Group (NYSE: UNH) crashed 26.6% in May after multiple negative developments sent ...

Long Trade IdeaEnter your long position between 289.13 (the low of the current sideways trend) and 309.59 (the high of the ...

In stocks, health insurers called in sick. Centene CNC crashed with a 40% drop after the managed care company withdrew its ...

The S&P 500 and Nasdaq retreated from record highs as Tesla's stock dipped following renewed tensions between Elon Musk and President Trump. Strong economic data supported the Federal Reserve's ...