According to a statement from the CME Group, expanded trading hours at the Chicago Board of Trade will go into effect May 20.
The CBOT’s parent company received approval from the Commodity Futures Trading Commission Friday, allowing the new 21-hour session start Sunday.
The new hours for electronic futures and options trade in corn, soybean, wheat, soybean product, rough rice, oat, and ethanol contracts are 5 PM to 2 PM Central Sunday through Friday. Settlement times for open outcry and dairy contracts remain the same.
The Minneapolis Grain Exchange and Kansas City Board of Trade will also be going to a 21-hour electronic trading day starting Sunday, May 20. Wheat futures and options contract traded at the exchanges will run from 5 PM to 2 PM Central Sunday to Friday, with open outcry hours and contract settlement times unchanged.
Latest: 
