CME GROUP INC. 8-K 2006
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
Chicago Mercantile Exchange Holdings Inc.
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
[x] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
Item 8.01 Other Events.
On December 1, 2006, Chicago Mercantile Exchange Holdings Inc. issued a press release announcing that it received a Request for Additional Information (Second Request) from the U.S. Department of Justice regarding its proposed merger with CBOT Holdings, Inc., a copy of which is attached hereto as Exhibit 99.1.
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.