Is B3 open on Sunday 31 December 2017?
No
No. B3 does not trade on Sundays. It reopens on Tuesday 2 January 2018.
No trading
See also B3 hours today and B3 holidays 2017
Related markets on 31 Dec 2017
 NYSE | No trading |
| Nasdaq | No trading |
 TSX | No trading |
| CME Equity | No trading |
 LSE | No trading |
 Xetra | No trading |
 Euronext Paris | No trading |
 SIX | No trading |
 TSE Tokyo | No trading |
 HKEX | No trading |