Everyday traders have a new way to wager on commodity prices The CME Group's latest suite of ... They will be one-tenth the size of corn, wheat, and soybean futures already offered by the exchange.

More than 54,000 contracts of the new micros had traded by Monday morning in Chicago, with activity in each of the new products led by 20,000 micro soybean and 17,000 micro corn, according to CME.

The CME Group today announced plans to implement variable price limits for grain and oilseed futures and eliminate price limits on grain and oilseed options. Product impacted include corn ...