2012 Market Holidays: Finland

Friday 06 Jan Epiphany Friday 06 Apr Good Friday Monday 09 Apr Easter Monday Tuesday 01 May Labour Day Thursday 17 May Ascension Friday 22 Jun Midsummer Eve Thursday 06 Dec Independence Day 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/