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Cboe Options vs B3 trading hours

Cboe Options and B3 next both trade from 13:30 to 20:00 UTC on Monday 26 October 2026 (6h 30m)

Markets

Chicago · Options

OpenCloses in 2h 31m

São Paulo · Stocks

OpenCloses in 3h 31m

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
Mon 26 Oct, 13:30–20:00 UTC	6h 30m
Tue 27 Oct, 13:30–20:00 UTC	6h 30m
Wed 28 Oct, 13:30–20:00 UTC	6h 30m
Thu 29 Oct, 13:30–20:00 UTC	6h 30m
Fri 30 Oct, 13:30–20:00 UTC	6h 30m

Upcoming Cboe Options holidays

Thu 26 Nov 2026Thanksgiving DayMarket holiday
Fri 27 Nov 2026Day after ThanksgivingEarly close
Fri 25 Dec 2026Christmas DayMarket holiday
Fri 1 Jan 2027New Year's DayMarket holiday
Mon 18 Jan 2027Martin Luther King Jr. DayMarket holiday

Upcoming B3 holidays

Mon 2 Nov 2026All Souls' DayMarket holiday
Fri 20 Nov 2026Black Consciousness DayMarket holiday
Thu 24 Dec 2026Christmas EveMarket holiday
Fri 25 Dec 2026Christmas DayMarket holiday
Thu 31 Dec 2026New Year's DayMarket holiday

Frequently asked questions

When do Cboe Options and B3 trading hours overlap?

Cboe Options and B3 next both trade from 13:30 to 20:00 UTC on Monday 26 October 2026 (6h 30m).

What time does Cboe Options open compared to B3?

Cboe Options trades 08:30 to 15:00 local time (America/Chicago); B3 trades 10:00 to 18:00 local time (America/Sao_Paulo).

Popular comparisons

See also Cboe Options hours and B3 hours