The stock market ... and the Zacks Rank Trading Tool. As of July 19, the largest sector is information technology, which makes up nearly a third (31.9%) of the S&P 500 by market cap.

The popularity of stock options trading has soared in recent years, as retail stock traders have become more comfortable with managing their own investment portfolios and dipping their toes into ...

Regular trading hours for the U.S. stock market, which includes the Nasdaq Stock Market (Nasdaq) and the New York Stock Exchange (NYSE), are 9:30 am to 4 pm, except on stock market holidays ...