Is B3 open on Monday 11 August 2025?
Yes
Yes. B3 is open on Monday 11 August 2025, trading from 10:00 to 18:00 GMT-3 (São Paulo time).
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Regular hours
See also B3 hours today and B3 holidays 2025
Related markets on 11 Aug 2025
 NYSE | – |
| Nasdaq | – |
 TSX | – |
| CME Equity | – |
 LSE | – |
 Xetra | – |
 Euronext Paris | – |
 SIX | – |
 TSE Tokyo | Mountain Day |
 HKEX | – |