2012 Market Holidays: Sweden

Friday 06 Jan Epiphany Friday 06 Apr Good Friday Monday 09 Apr Easter Monday Tuesday 01 May Labour Day Thursday 17 May Ascension Wednesday 06 Jun National Day Friday 22 Jun Midsummer's Eve Monday 24 Dec Christmas Eve Tuesday 25 Dec Christmas Day Wednesday 26 Dec Boxing Day Monday 31 Dec New Year Eve

Source: http://nordic.nasdaqomxtrader.com/trading/tradinghours/