Friday 06 Apr Good Friday Monday 09 Apr Easter Monday Tuesday 01 May Labour Day Tuesday 25 Dec Christmas Day Wednesday 26 Dec Boxing Day Note: On Christmas Eve, Monday 24 December 2012, and New Year's Eve, Monday 31 December 2012, the markets will close at 14:00 CET.
Source: https://europeanequities.nyx.com/trading/trading-hours-and-holidays