Is Nasdaq open on Sunday 21 May 2017?
No
No. Nasdaq does not trade on Sundays. It reopens on Monday 22 May 2017.
No trading
See also Nasdaq hours today and Nasdaq holidays 2017
Related markets on 21 May 2017
| NYSE | No trading |
| CME Equity | No trading |
| IEX | No trading |
| Cboe Options | No trading |
| Cboe Index Options | No trading |
 TSX | No trading |
 B3 | No trading |
 LSE | No trading |
 Xetra | No trading |
 Euronext Paris | No trading |