Notice to Members 2019-1

DATE January 10, 2019
RE Maintenance to UAT
EFFECTIVE DATE January 15, 2019

OneChicago will be performing security updates and routine maintenance on the User Acceptance Testing (UAT) environment. During the below times some services will have limited availability.


Environment Service Status When
UAT Delta1 Trading Environment Unavailable 16:00 – 17:00 CT