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SIX vs ATHEX trading hours

SIX and ATHEX next both trade from 08:00 to 15:20 UTC on Tuesday 27 October 2026 (7h 20m)

Markets

Zurich · Stocks

ClosedOpens in 12h 5m

Athens · Stocks

ClosedOpens in 12h 5m

On one 24-hour axis

NowToday

UTC

00:0003:0006:0009:0012:0015:0018:0021:00

Both open

TradingBreakPre-market and after-hoursOverlapNow

Upcoming overlaps

Overlap	Length
Tue 27 Oct, 08:00–15:20 UTC	7h 20m
Thu 29 Oct, 08:00–15:20 UTC	7h 20m
Fri 30 Oct, 08:00–15:20 UTC	7h 20m
Mon 2 Nov, 08:00–15:20 UTC	7h 20m

Upcoming SIX holidays

Thu 24 Dec 2026Christmas EveMarket holiday
Fri 25 Dec 2026Christmas DayMarket holiday
Thu 31 Dec 2026New Year's EveMarket holiday
Fri 1 Jan 2027New Year's DayMarket holiday
Fri 26 Mar 2027Good FridayMarket holiday

Upcoming ATHEX holidays

Wed 28 Oct 2026Ochi DayMarket holiday
Thu 24 Dec 2026Christmas EveMarket holiday
Fri 25 Dec 2026Christmas DayMarket holiday
Fri 1 Jan 2027New Year's DayMarket holiday
Wed 6 Jan 2027EpiphanyMarket holiday

Frequently asked questions

When do SIX and ATHEX trading hours overlap?

SIX and ATHEX next both trade from 08:00 to 15:20 UTC on Tuesday 27 October 2026 (7h 20m).

What time does SIX open compared to ATHEX?

SIX trades 09:00 to 17:30 local time (Europe/Zurich); ATHEX trades 10:00 to 17:20 local time (Europe/Athens).

Popular comparisons

See also SIX hours and ATHEX hours