Day Date Month Holiday
Thursday 13 Apr Holy Thursday
Friday 14 Apr Good Friday
Monday 17 Apr Easter Monday
Friday 12 May General Prayer Day
Thursday 25 May Ascension Day
Friday 26 May Day After Ascension
Monday 05 Jun Constitution Day
Monday 25 Dec Christmas Day
Tuesday 26 Dec Christmas Holiday
Source: http://www.nasdaqomxnordic.com/tradinghours