Thursday 01 Jan New Year's Day
Monday 26 Jan Australia Day
Friday 03 Apr Good Friday
Monday 06 Apr Easter Monday
Saturday 25 Apr ANZAC Day
Monday 08 Jun Queen's Birthday
Thursday 24 Dec Last Business Day before Christmas Day (Close Early)
Friday 25 Dec Christmas Day
Monday 28 Dec Boxing Day / Proclamation Day
Thursday 31 Dec Last Business Day of the Year (Close Early)
Source: http://www.asx.com.au/about/asx-trading-calendar-2015.htm