Trading on the Prague Stock Exchange markets of is from Mondays to Fridays. The following holidays are non-trading days:

2017
Friday04/14Good Friday
Monday04/17Easter Monday
Monday05/01Labour Day
Monday05/08Liberation Day
Wednesday07/05Saints Cyril and Methodius Day
Thursday07/06Jan Hus Day
Thursday09/28Czech Statehood Day (St. Wenceslas Day)
Friday11/17Struggle for Freedom and Democracy Day
Monday12/25Christmas Day
Tuesday12/26St. Stephen’s Day
2018
Monday01/01New Year
Friday03/30Good Friday
Monday04/02Easter Monday
Tuesday05/01Labour Day
Tuesday05/08Liberation Day
Thursday07/05Saints Cyril and Methodius Day
Friday07/06Jan Hus Day
Friday09/28Czech Statehood Day (St. Wenceslas Day)
Monday12/24Christmas Eve
Tuesday12/25Christmas Day
Wednesday12/26St. Stephen’s Day
Friday12/31Exchange Holiday

Overview for Download:

Trading Calendar 2018 (PDF)