What is the main purpose of this 8-K filing?

The main purpose of this 8-K filing is to publicly announce and provide access to CME Group Inc.'s financial results for the fourth quarter and the full fiscal year ended December 31, 2005, through an attached press release.

Where can I find the detailed financial results mentioned in this report?

The detailed financial results are contained within Exhibit 99.1, which is a press release dated January 31, 2006, and is incorporated by reference into this 8-K filing.

Does this filing contain specific financial numbers, or just a notification?

This 8-K filing itself is primarily a notification. The specific financial numbers, performance metrics, and management commentary are found in the press release (Exhibit 99.1) that is attached and incorporated by reference.

What is the significance of 'shall not be deemed 'filed' for purposes of Section 18 of the Securities Exchange Act of 1934'?

This clause means that the financial information furnished in the press release under Item 2.02 is not subject to the liabilities associated with Section 18 of the Exchange Act, which deals with liability for misleading statements in reports filed with the SEC. However, it is still considered furnished under Regulation FD and may be incorporated by reference into other SEC filings.

CME 8-K: Earnings & Results

Summary

CME Group Inc. (CME) filed an 8-K on January 31, 2006, to report its financial results for the fourth quarter and the full year ended December 31, 2005. This filing primarily incorporates by reference a press release containing these results, making the detailed financial performance available to investors. The event date of the earliest reported event is January 30, 2006. While the 8-K itself is a notification filing, the core information for investors lies within the attached press release (Exhibit 99.1). This document would typically detail key financial metrics such as revenue, net income, earnings per share, and potentially highlights of trading volumes and product performance for both the quarter and the fiscal year. Investors should refer to the press release for specific figures and management's commentary on the company's operational and financial condition.

Key Highlights

1Filing of an 8-K Current Report by CME Group Inc. on January 31, 2006.
2The report serves to announce financial results for the fourth quarter and full year ended December 31, 2005.
3The primary content of the filing is a press release (Exhibit 99.1) dated January 31, 2006, containing the financial results.
4The information is incorporated by reference, meaning investors should consult Exhibit 99.1 for detailed financial data.
5The filing indicates that the reported information is not considered 'filed' for Section 18 purposes but is included under Item 2.02.
6The earliest event date reported is January 30, 2006.

CME GROUP INC. 8-K Report, Financial Results (Jan 31, 2006)

Summary

Key Highlights

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