Stock trading is no longer limited to the traditional market hours of 9:30 a.m. to 4:00 p.m. ET, with some brokers now offering 24-hour trading options. Pre-market trading typically runs from 4:00 a.m ...

When does the market open? It's a simple question, but the answer is becoming more complex. For purposes of our discussion, all times are Eastern Standard Time unless otherwise noted. Regular trading ...