AS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION ON SEPTEMBER 9, 2003 REGISTRATION NO. 333-104804 ========================================================================== SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 -------------- POST EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 -------------- CHICAGO MERCANTILE EXCHANGE HOLDINGS INC. (Exact name of registrant as specified in its charter) DELAWARE 36-4459170 ------------------------------------ ------------------- (State or other jurisdiction (I.R.S. Employer of incorporation or organization) Identification No.) 30 SOUTH WACKER DRIVE CHICAGO, ILLINOIS 60606 (312) 930-1000 (Address of Principal Executive Offices) AGREEMENT BETWEEN CHICAGO MERCANTILE EXCHANGE HOLDINGS INC. AND JAMES J. MCNULTY (Full Title of Plan) KATHLEEN M. CRONIN, ESQ. MANAGING DIRECTOR, GENERAL COUNSEL AND CORPORATE SECRETARY CHICAGO MERCANTILE EXCHANGE HOLDINGS INC. 30 SOUTH WACKER DRIVE CHICAGO, ILLINOIS 60606 (312) 930-1000 (Name, Address and Telephone Number, including Area Code, of Agent for Service) Copy to: RODD M. SCHREIBER, ESQ. Skadden, Arps, Slate, Meagher & Flom (Illinois) 333 West Wacker Drive Chicago, Illinois 60606 (312) 407-0700 CALCULATION OF REGISTRATION FEE -------------------------------------------------------------------------------------------------------------------- PROPOSED MAXIMUM AMOUNT TO PROPOSED MAXIMUM AGGREGATE AMOUNT OF TITLE OF SHARES BE REGISTERED OFFERING PRICE OFFERING PRICE REGISTRATION TO BE REGISTERED (1) PER SHARE (2) (2) FEE -------------------------------------------------------------------------------------------------------------------- Class A Common Stock, par value $.01 per share 10,000 $71.28 $712,800 $58 (including rights to acquire Series A Junior Participating Preferred Stock pursuant to our rights plan) -------------------------------------------------------------------------------------------------------------------- (1) Represents shares of our Class A common stock issuable upon exercise of a portion of the Class B portion of the option Mr. McNulty received under his employment agreement, together with an indeterminate number of shares of our Class A common stock that may become issuable under Mr. McNulty's employment agreement as a result of a stock split, stock dividend or similar adjustment of the outstanding shares of our Class A common stock. In accordance with Rule 416 under the Securities Act of 1933, as amended, such indeterminable number of additional shares as may be issuable as a result of such adjustments are also registered hereby. (2) Estimated solely for the purpose of calculating the amount of the registration fee, pursuant to Rule 457(c) of the Securities Act of 1933, as amended, based upon the average of the high and low prices of our Class A common stock on September 8, 2003, as reported on the New York Stock Exchange. EXPLANATORY NOTE This Post-Effective Amendment No. 1 (the "Amendment") to the Registration Statement on Form S-8 (Registration No. 333-104804) (the "Original Registration Statement") of Chicago Mercantile Exchange Holdings Inc., a Delaware corporation (the "Company"), is being filed by the Company to register an additional 10,000 shares of the Company's Class A common stock, par value $0.01 per share, issuable pursuant to the exercise of a portion of the Class B portion of the option granted to the Company's Chief Executive Officer under his employment agreement. INCORPORATION OF PRIOR REGISTRATION STATEMENT BY REFERENCE The Company hereby incorporates by reference into this Amendment the contents of the Original Registration Statement. PART II INFORMATION REQUIRED IN THE REGISTRATION STATEMENT ITEM 8. EXHIBITS. Exhibit Number Description 5.1 Opinion of Skadden, Arps, Slate, Meagher & Flom (Illinois). 23.1 Consent of Ernst & Young LLP. 23.2 Consent of Skadden, Arps, Slate, Meagher & Flom (Illinois) (included in Exhibit 5.1). 24.1* Power of Attorney. ----------- * Previously filed. SIGNATURES Pursuant to the requirements of the Securities Act of 1933, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this Post Effective Amendment No. 1 to Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Chicago, State of Illinois, on September 9, 2003. CHICAGO MERCANTILE EXCHANGE HOLDINGS INC. By /s/ Kathleen M. Cronin ------------------------------------- Kathleen M. Cronin Managing Director, General Counsel and Corporate Secretary Pursuant to the requirements of the Securities Act of 1933, this Post Effective Amendment No. 1 to Registration Statement has been signed by the following persons in the capacities indicated below on September 9, 2003. SIGNATURE TITLE * President and Chief Executive Officer ------------------------- and Director James J. McNulty * Chairman of the Board and Director ------------------------- Terrence A. Duffy * Managing Director and -------------------------- Chief Financial Officer David G. Gomach * Managing Director and -------------------------- Chief Accounting Officer Nancy W. Goble Director -------------------------- Timothy R. Brennan * Director -------------------------- Martin J. Gepsman Director -------------------------- Daniel R. Glickman Director --------------------------- Scott Gordon * Director --------------------------- Bruce F. Johnson Director --------------------------- Gary M. Katler * Director --------------------------- Patrick B. Lynch * Director --------------------------- Leo Melamed * Director ----------------------------- William P. Miller II Director ----------------------------- John D. Newhouse * Director ----------------------------- James E. Oliff * Director ----------------------------- William G. Salatich, Jr. * Director ----------------------------- John F. Sandner * Director ----------------------------- Terry L. Savage * Director ----------------------------- Myron S. Scholes * Director ----------------------------- William R. Shepard * Director ----------------------------- Howard J. Siegel * Director ----------------------------- David J. Wescott * By: /s/ Kathleen M. Cronin ---------------------------------------- Kathleen M. Cronin, as attorney-in-fact INDEX TO EXHIBITS Exhibit Number Description 5.1 Opinion of Skadden, Arps, Slate, Meagher & Flom (Illinois). 23.1 Consent of Ernst & Young LLP. 23.2 Consent of Skadden, Arps, Slate, Meagher & Flom (Illinois) (included in Exhibit 5.1). 24.1* Power of Attorney. ----------- * Previously filed.