Pre-market (before 9:30 ET) and after-hours (after 4:00) trade thin: wide spreads, wild moves, low volume. Regular hours (9:30 to 4:00 ET) is where the real liquidity lives. The open and close are the wildest windows.
Check yourself
Why are pre-market moves often misleading?
Prices are fake
Low volume, few traders can move price far correct
Exchanges limit them
Thin books move on tiny orders. A pre-market pop can evaporate the second real volume arrives.
Learn this properly
This term has a full interactive lesson in Wick — the chart, the pattern to tap,
and a live practice terminal to try it on. Free to start.