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SIX vs ATHEX trading hours

SIX and ATHEX next both trade from 08:00 to 15:20 UTC on Thursday 29 October 2026 (7h 20m)

Markets

Zurich · Stocks

OpenCloses in 7h 46m

Athens · Stocks

OpenCloses in 6h 36m

On one 24-hour axis

Now16 days ago

UTC

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

Both open

TradingBreakPre-market and after-hoursOverlapNow

Upcoming overlaps

Overlap	Length
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
Tue 3 Nov, 08:00–15:20 UTC	7h 20m
Wed 4 Nov, 08:00–15:20 UTC	7h 20m
Thu 5 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

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
Mon 15 Mar 2027Ash MondayMarket 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 Thursday 29 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