Notice to Members NTM2018-26

Date: June 27, 2018
Re: Independence Day Holiday Trading Hours

In observance of the upcoming holiday, OneChicago will follow the schedule below, which is consistent with U.S. equity markets. OneChicago will be open on Thursday, July 5, 2018.

Date Hours
Tuesday, July 3, 2018 Early close at 1200 CT for SSFs;
Calendar SSF spreads open until 1300 CT
Block reporting/trading open until 1300 CT
EFP reporting open until 1300 CT
Wednesday, July 4, 2018 Closed


For questions regarding this NTM please contact OneChicago Operations at 1.312.883.3411 or via email at