Day trading is a set of trading techniques where a trader buys and sells multiple times in the market over the course of a day to exploit volatility and trends in the asset's intraday price.

Subscribers to Chart of the Week received this commentary on Sunday, December 8.

Many are weighing in on developments that may herald a new era of trading after the SEC approved the first U.S. stock exchange that would operate during most hours of every weekday. Watching ...