Is Cboe Index Options open on Tuesday 31 December 2013?
Yes
Yes. Cboe Index Options is open on Tuesday 31 December 2013, trading from 08:30 to 15:15 CST (Chicago time).
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Regular hours
See also Cboe Index Options hours today and Cboe Index Options holidays 2013
Related markets on 31 Dec 2013
| NYSE | – |
| Nasdaq | – |
| CME Equity | – |
| Cboe Options | – |
| IEX | – |
 TSX | – |
 B3 | New Year's Day |
 LSE | – |
 Xetra | New Year's Eve |
 Euronext Paris | – |