Follow all the latest U.S. market action for Thursday to see if the Nasdaq and Dow can join the S&P 500 at record highs here ...

Investors await Walmart's results. Live updates on stocks and other markets, including the Dow Jones Industrial Average, S&P 500 and Nasdaq Composite.

While some vague timing guidelines do exist, the best time to buy or sell a stock really depends most on your own market analysis and individual company research. With that noted, the first and ...