From the CME Globex Control Center, here is the summary of KEY changes, per CME market segment
Monday, January 18, 2021 - Early Market "HALT" - CST (Chicago)
*Any open positions must meet Exchange Maintenance Margin 15 Minutes before HALT (11:45am CST - Chicago). https://www.ampfutures.com/trading-info/margins/
CME Group - Martin Luther King Day Holiday Schedule - January 15-19, 2021
View Full List: https://www.ampfutures.com/trading-info/holiday-hours/
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