Is Cboe Index Options open on Sunday 20 May 2018?
No
No. Cboe Index Options does not trade on Sundays. It reopens on Monday 21 May 2018.
No trading
See also Cboe Index Options hours today and Cboe Index Options holidays 2018
Related markets on 20 May 2018
| NYSE | No trading |
| Nasdaq | No trading |
| CME Equity | No trading |
| Cboe Options | No trading |
| IEX | No trading |
 TSX | No trading |
 B3 | No trading |
 LSE | No trading |
 Xetra | No trading |
 Euronext Paris | No trading |