US stock markets, including the NYSE and NASDAQ, open at 9:30 a.m. Eastern Time (ET) on weekdays.

Regular Hours

Major US exchanges like NYSE and NASDAQ operate from 9:30 a.m. to 4:00 p.m. ET , Monday through Friday, excluding holidays. Pre-market trading starts as early as 4:00 a.m. ET, and after-hours extends to 8:00 p.m. ET, though with lower liquidity.

Holidays & Early Closures

Markets close on weekends and federal holidays; in 2026, expect early closes at 1:00 p.m. ET on the day after Thanksgiving and Christmas Eve. Always verify via official exchange sites for the latest schedule.

Global Markets

  • London Stock Exchange : 3:00 a.m. to 11:30 a.m. ET.
  • Tokyo Stock Exchange : Evening ET hours with a lunch break.
  • Shanghai/Hong Kong : Overnight ET, also with breaks.

TL;DR : US markets open 9:30 a.m. ET weekdays—plan around your timezone and holidays. Information gathered from public forums or data available on the internet and portrayed here.