Is Cboe Index Options open on Monday 26 May 2031?
No
No. Cboe Index Options is closed on Monday 26 May 2031 for Memorial Day. It reopens on Tuesday 27 May 2031.
Memorial Day
See also Cboe Index Options hours today and Cboe Index Options holidays 2031
Related markets on 26 May 2031
| NYSE | Memorial Day |
| Nasdaq | Memorial Day |
| CME Equity | – |
| Cboe Options | Memorial Day |
| IEX | Memorial Day |
 TSX | – |
 B3 | – |
 LSE | Spring Bank Holiday |
 Xetra | – |
 Euronext Paris | – |