Jan 5 (Reuters) - CME GROUP INC:

* CME RAISES WHEAT FUTURES (W) MAINTENANCE MARGINS BY 10% TO $1,650 PER CONTRACT FROM $1,500 FOR MARCH 2021

* CME RAISES SOYBEAN FUTURES (S) MAINTENANCE MARGINS BY 14.6% TO $2,750 PER CONTRACT FROM $2,400 FOR JAN. 2021

* CME RAISES CORN FUTURES (C) MAINTENANCE MARGINS BY 12.9% TO $1,100 PER CONTRACT FROM $975 FOR MARCH 2021

* CME LOWERS CRUDE OIL FUTURE NYMEX (CL) MAINTENANCE MARGINS BY 4.7% TO $4,525 PER CONTRACT FROM $4,750 FOR FEB. 2021

* SAYS INITIAL MARGIN RATES ARE 110% OF THESE LEVELS

* SAYS RATES WILL BE EFFECTIVE AFTER THE CLOSE OF BUSINESS ON JAN. 6, 2021 (Reporting by Anjishnu Mondal in Bengaluru)