Is Cboe Options open on Tuesday 31 January 2017?
Yes
Yes. Cboe Options is open on Tuesday 31 January 2017, trading from 08:30 to 15:00 CST (Chicago time).
–
Regular hours
See also Cboe Options hours today and Cboe Options holidays 2017
TSX
B3
LSE
Xetra
Euronext Paris