Extended-hours trading allows investors to place orders after the market closes from 4:00 to 8:00 p.m. and before the market opens from 4:00 to 9:30 a.m. Traditionally, the two major American ...

Both time periods were originally known as "off-the-floor" trading, but now are collectively known as extended-hours trading. Once the haven for high-net-worth or institutional investors ...

There are also pre-market and after hours trading sessions available, also known as Extended Markets. For Nasdaq, pre-market trading hours are 4:00 am to 9:30 am, Eastern Time Zone. After hours ...