Is Cboe Index Options open on Sunday 9 January 2028?
No
No. Cboe Index Options does not trade on Sundays. It reopens on Monday 10 January 2028.
No trading
See also Cboe Index Options hours today and Cboe Index Options holidays 2028
Related markets on 9 Jan 2028
| 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 |