Futures trading involves understanding many different aspects of the markets in order to be a successful trader. One of them is the terminology of and the ability to identify the Globex overnight trading session. In the mid 1980's the Chicago Mercantile Exchange (now the CMEGroup) introduced an electronic trading platform called the Globex trading system The CME Globex electronic trading platform provides trading opportunities on the world’s most diverse array of futures and options on futures products to customers around the world nearly 24 hours a day. Free intra-day Corn (Globex) Futures Prices / Corn (Globex) Quotes. Commodity futures prices / quotes and market snapshots that are updated continuously during trading hours.