The Financial Industry Regulatory Authority (FINRA) has issued a notice explaining the risks associated with extended-hours trading.
Regular trading hours for listed stocks, as defined by the Securities and Exchange Commission (SEC), are from 9:30 a.m. to 4 p.m. ET.
In the past, stock trading activity outside regular trading hours was relatively limited. Over the years, the number of exchanges has multiplied, as has the number of alternative trading systems and the trading interfaces offered by brokerage firms to retail investors, including those accessible through mobile applications. These venues typically still follow the same regular trading session schedule, but changes in the marketplace have led to more widespread trading activity, including by retail investors, outside regular trading hours.
Trading…
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