Trading on the cash market of Wiener Börse AG is from Mondays to Fridays. The following holidays are non-trading days:

2017
Friday01/06Epiphany
Friday04/14Good Friday
Monday04/17Easter Monday
Monday05/01Labour Day
Thursday05/25Ascension Day
Monday06/05Whit Monday
Thursday06/15Corpus Christi Day
Tuesday08/15Assumption Day
Thursday10/26National Holiday
Wednesday11/01All Saints' Day
Friday12/08Immaculate Conception
Monday12/25Christmas Day
Tuesday12/26St. Stephen's Day

Note
All non-trading days are non-settlement days. Detailed information on the exchange trading hours can be found in the menu item trading hours.