B3 trading hours
B3 (Brasil Bolsa Balcão), São Paulo. Main index: Ibovespa.
Is B3 open today?
As of Saturday, October 31, 2026 (São Paulo): closed right now.
Regular hours
| Session | São Paulo (GMT-3) | Your time |
|---|---|---|
| Regular session | 10:00 AM–5:55 PM | — |
Trading days: Monday to Friday. The “your time” column shows the current or next trading day in your device’s time zone.
B3 holidays and early closes
2026
- Mon, Nov 2 Finados Closed
- Fri, Nov 20 Dia Nacional de Zumbi e Consciência Negra Closed
- Thu, Dec 24 Véspera de Natal (no trading session) Closed
- Fri, Dec 25 Natal Closed
- Thu, Dec 31 Last business day of year (no trading session) Closed
2027
B3 hasn’t published its full 2027 holiday calendar yet. Until it does, “open” answers for 2027 dates may miss a holiday.
Daylight saving time
São Paulo doesn't observe daylight saving time, so B3's hours are fixed in UTC (UTC-3). They still move by an hour for anyone in a zone that does switch.
See all markets
Compare B3 with other exchanges on the world market map, the 24-hour session timeline in your own time, or the market holiday calendar.
Sources
- trading hours: Anexo 2, cash equities 10:00-17:55 from 2026-11-03
- trading hours (B3 news 2026-10-28: regular equities trading 10h-17h55 from 3 Nov)
- trading hours (official equities timetable page, 10:00-17:55)
- 2026 holidays (OC 041/2026-VNC, latest version of the 2026 calendar)
Hours and holidays checked against the exchange’s own publications on 2026-10-31. Exchanges sometimes add closures at short notice; confirm with your broker before trading.
Frequently asked questions
What are B3 trading hours?
B3 (Brasil Bolsa Balcão) trades Monday to Friday, 10:00 AM–5:55 PM local time (São Paulo, GMT-3).
Is B3 open today?
The answer at the top of this page is worked out from your device's clock, B3's regular hours and its official holiday list (the 2027 list isn't published yet).
When is the next B3 holiday?
Mon, Nov 2: Finados, market closed.
Does B3 change its hours for daylight saving?
São Paulo doesn't observe daylight saving time, so B3's hours are fixed in UTC (UTC-3). They still move by an hour for anyone in a zone that does switch.