Chicago Mercantile Exchange Sells Chicago Board Of Trade Building

CHICAGO, IL - APRIL 24: The Chicago Board of Trade Building (C) sits at the south end of LaSalle Street in the Chicago Loop's financial district on April 24, 2012 in Chicago, Illinois. Yesterday it was announced the CME Group had sold the landmark building to GlenStar Properties LLC and USAA Real Estate Co. for $151 million. The acquisition included the North and South towers of the three-building complex, about 1.3 million-square-feet. (Photo by Scott Olson/Getty Images)