How late is the stock market open today?
Core Trading Session: 9:30 a. ET. You can trade during the post-market session from 3:40 PM to 4:00 PM using only market orders.
Why is the market closed on Feb 17?
Presidents Day holiday. That means there won’t be any trading at the NYSE and Wall Street will, in effect, be closed. Trading will resume as normal when the markets reopen on Tuesday, Feb. Share Market Timings & Holidays NSE or the National Stock Exchange is open from Monday to Friday on weekdays and closed on Saturday and Sunday.