UnitedHealth Group's recent stock plunge makes it clearer than ever why we should stop paying so much attention to the Dow.

It likely won't take a century for the Dow to reach the 1 million milestone. In fact, I'm going to make the prediction that the Dow Jones Industrial Average -- which tracks 30 of the largest U.S.

The Dow Jones rose Tuesday after key economic data. Spotify stock plunged on earnings on the stock market today.

Earlier this month, the Nasdaq Composite Index (NASDAQINDEX: ^IXIC), the S&P 500 (SNPINDEX: ^GSPC), and the Dow Jones ...