 In 2007, the U.S. Futures Exchange, a competitor of the CBOT formerly known as Eurex US, announced a move from the Sears Tower into the 14th floor of the CBOT building.The CBOT building has been the site of a number of visits by dignitaries, including the Prince of Wales in October 1977.In 1991, George H. W. Bush became the first President of the United States to visit the Exchange, where he delivered a speech from the soybean pit regarding the importance of agriculture to the American economy.