Unlike the forex market, which operates 24 hours a day, five days a week, global stock exchanges are open only between roughly 6.5 and 8.5 hours daily, depending on the exchange and its time zone.

Trading hours based on different exchanges:
US – 16:30 – 23:00
EU – 10:00 18:30
Hong Kong – 04:30 – 07:00 | 08:00 – 11:00
Tokyo – 03:00 – 05:30 | 07:30 – 09:30

(These trading hours are as per GMT+3 server time)