CBOT Holdings, Inc., holding company for the Chicago Board of Trade, today announced record revenue of $169.3 million for the fourth quarter ended December 31, 2006, a 48 percent increase over the prior year period. Net income for the fourth quarter was $44.9 million, more than double last year’s fourth quarter net income of $17.7 million. Diluted earnings per share were $0.85 and $0.34, for the fourth quarter of 2006 and 2005, respectively. Growth in trading volume, higher average exchange fee rates and disciplined expense management drove these strong financial results.