SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
|Date of Report (Date of Earliest Event Reported):||December 1, 2006|
Chicago Mercantile Exchange Holdings Inc.
(Exact name of registrant as specified in its charter)
(State or other jurisdiction
|of incorporation)||File Number)||Identification No.)|
|20 South Wacker Drive, Chicago, Illinois||60606|
(Address of principal executive offices)
|Registrants telephone number, including area code:||312-930-1000|
Former name or former address, if changed since last report
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)
[ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
[ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
[ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
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.
|Chicago Mercantile Exchange Holdings Inc.|
|December 1, 2006||By:||
Kathleen M. Cronin
|Name: Kathleen M. Cronin|
|Title: Managing Director, General Counsel and Corporate Secretary|
|Press Release, dated December 1, 2006|