News Releases

Month Year

Month Year

Jan 5, 2006

Exchange to Change Margins for Natural Gas, Related Futures Contracts
Jan 5, 2006

Exchange Announces Margin Rates for Five New Electricity Futures Contracts
Jan 4, 2006

CBOT Martin Luther King, Jr., Holiday Trading Schedule
Jan 4, 2006

Exchange to Introduce Five New Electricity Contracts
Jan 3, 2006

REVISED: CME Posts Sixth Consecutive Record Year as Total Volume Soars to More Than 1 Billion Contracts; Exchange Average Daily Volume Approaches 4.2 Million Contracts, Up 34 Percent Compared with 2004

Annual Volume Records in All Product Groups; Electronic Trading Up 62 Percent for 2005
Jan 3, 2006

CBOT 2005 Volume Surpasses 674 Million Contracts
Jan 3, 2006

CBOT Gold Complex Volume Surpasses 25,000 Contracts
Jan 3, 2006

Chicago Mercantile Exchange Holdings Inc. Announces Date of Fourth-Quarter and Full-Year 2005 Earnings Release, Conference Call
Jan 3, 2006

CME Posts Sixth Consecutive Record Year as Total Volume Soars to More Than 1 Billion Contracts; Exchange Average Daily Volume Approaches 4.2 Million Contracts, Up 34 Percent Compared with 2004

Annual Volume Records in All Product Groups; Electronic Trading Up 62 Percent for 2005
Dec 29, 2005

Exchange to Increase Margins for Natural Gas Basis Swap Futures Contracts
Dec 29, 2005

Exchange to Change Margins for Financially Settled Electricity Contracts
Dec 29, 2005

Exchange to Change Margins for Gasoline, Related Futures Contracts
Dec 28, 2005

Exchange to Increase Margins for Natural Gas Basis, Index and Swing Swap Futures Contracts
Dec 28, 2005

Exchange to Change Margins for Financially Settled Electricity Contracts
Dec 28, 2005

Exchange to Change Margins for Natural Gas, Related Futures Contracts
Dec 28, 2005

COMEX Division Sets Record Seat Sale
Dec 27, 2005

COMEX Division Sets Record Seat Sale
Dec 23, 2005

Exchange to Change Margins for NYMEX miNYTM Natural Gas Futures Contracts
Dec 22, 2005

Letter from NYMEX Chairman Mitchell Steinhause
Dec 20, 2005

Exchange Reaches Record Volume on Natural Gas Calendar Spread Options Contract
Dec 19, 2005

NYMEX Holdings, Inc., to Distribute Dividend to Shareholders
Dec 15, 2005

Exchange to Change Margins for Some Financially Settled Monthly Electricity Futures Contracts
Dec 14, 2005

Exchange to Change Margins for Coal Futures Contract
Dec 13, 2005

CME Christmas and New Year's Holiday Schedules
Dec 13, 2005

CME FX Volumes Continue to Grow With New Overall and CME® Globex® Records on December 12
Dec 12, 2005

Exchange to Introduce Two New NYMEX miNYTM Contracts
Dec 12, 2005

CME Expands Asia Operations to Increase Growth Opportunities

Hires 25-Year Global Futures Executive to Manage Asia Office
Dec 12, 2005

CME Surpasses One Billion Contracts Traded in 2005

Milestone Fueled by Increase in Electronic Trading, International Growth and New Product Offerings
Dec 9, 2005

Exchange to Change Margins for Natural Gas, Related Futures Contracts
Dec 9, 2005

Gold Futures Reach Record Annual Volume
Dec 8, 2005

NYMEX Announces Early Termination of Hart-Scott-Rodino Waiting Period
Dec 7, 2005

Dubai Mercantile Exchange Names Chief Executive Officer
Dec 7, 2005

COMEX Division Sets Record Seat Sale
Dec 5, 2005

Exchange to Reduce Size of NYMEX miNYTM Natural Gas Futures Contracts
Dec 5, 2005

CME and Morgan Stanley Capital International Establish Index Licensing Partnership

CME to Launch MSCI EAFE® Futures in First Quarter 2006
Dec 2, 2005

Exchange Announces Margin Changes for Natural Gas Futures Contracts
Dec 2, 2005

Exchange to Change Margins Copper Futures Contracts
Dec 1, 2005

CME Reports Average Daily Volume of 4.1 Million Contracts in November 2005, Up 27 Percent from Year-Ago Period, with Record Open Interest

CME® Globex® Volume Represents 71 Percent of Total Exchange Volume, Up 32 Percent from November 2004
Nov 30, 2005

COMEX Division Reaches Record Seat Sale, NYMEX ACCESS® Volume
Nov 29, 2005

Exchange Announces Margin Changes for Natural Gas Futures Contracts
Nov 29, 2005

Exchange to Change Margins on Copper Futures Contracts
Nov 28, 2005

Exchange Announces Margin Rate Changes for Gold and Silver
Nov 23, 2005

CME E-mini Equity Index Options Total Volume Exceeds 4 Million
Nov 21, 2005

CME Announces Thanksgiving Holiday Trading Schedule
Nov 17, 2005

Exchange Reduces Position Limits for Copper Futures Contract
Nov 17, 2005

Exchange Trades 5 Millionth NYMEX miNYTM Futures Contracts, Announces Record Volumes
Nov 17, 2005

Market Maker Programs for Options on Two-Year U.S. Treasury Note Futures
Nov 15, 2005

NYMEX Holdings, Expertica to Form Joint Venture for Russian Crude Oil Contract
Nov 14, 2005

NYMEX and General Atlantic Sign Definitive Agreement for $135 Million Equity Investment in NYMEX
Nov 14, 2005

Exchange Announces Record Seat Sale
Nov 14, 2005

Chicago Mercantile Exchange Holdings to Present at Merrill Lynch Conference
Nov 11, 2005

Exchange Offers Crude Oil, Heating Oil, and Gasoline Average Price Options on NYMEX ClearPort®
Nov 11, 2005

Chicago Mercantile Exchange Holdings Inc. Announces 2006 Annual Meeting
Nov 10, 2005

Exchange Announces Clearing Fees For Electricity Futures Contracts
Nov 9, 2005

Exchange to Expand Hours of Operation for NYMEX ClearPort® Clearing
Nov 9, 2005

Exchange Announces Margin Changes for Natural Gas, Gasoline and Heating Oil Futures Contracts
Nov 8, 2005

Exchange Announces Margin Changes for Two Natural Gas Basis Swap Futures Contracts
Nov 4, 2005

NYMEX Board Votes to Install Surveillance Cameras on Trading Floor
Nov 3, 2005

NYMEX Sets Annual Volume Records
Nov 3, 2005

NYMEX Sets Volume Record for Light, Sweet Crude Oil Calendar Spread Options Contract
Nov 3, 2005

CME and Merrill Lynch Launch Rogers International Commodity Index TRAKRS
Nov 2, 2005

CME Announces Veterans Day Holiday Hours
Nov 1, 2005

NYMEX Sets Volume Record for NYMEX miNYTM Natural Gas Contract
Nov 1, 2005

Chicago Mercantile Exchange Holdings CEO and CFO to Present at Keefe, Bruyette & Woods Conference
Nov 1, 2005

CME Reports Average Daily Volume of 4.5 Million Contracts in October 2005, Up 40 Percent from Year-Ago Period

CME® Globex® Volume Represents a Record 74 Percent of Total Exchange Volume, Up 52 Percent from October 2004; Record Performance in Equity Products and Electronic Options
Oct 31, 2005

CBOT Receives Approval from Monetary Authority of Singapore
Oct 28, 2005

Exchange Announces Margin Changes for Natural Gas Basis Swap Futures Contracts
Oct 25, 2005

Chicago Mercantile Exchange Holdings Inc. Reports Strong Revenues and a 30 Percent Increase in Net Income for Third-Quarter 2005; Diluted Earnings Per Share Rose 29 Percent to $2.22

Declares Quarterly Dividend of 46 Cents Per Share
Oct 24, 2005

Goldman Sachs Commodity Index (GSCI®) Revises Commodity Weights for 2006
Oct 21, 2005

Exchange Seat Trades at All Time Futures Industry Record
Oct 21, 2005

Exchange Announces Procedures for the Transition of the NYMEX miNYTM Futures Contracts to NYMEX ClearPort®
Oct 21, 2005

Exchange Announces Copper Futures Annual Volume Record
Oct 20, 2005

Exchange Sets Record for NYMEX Division Seat Sale
Oct 18, 2005

Synthesis Bank announces agreement with CME
Oct 17, 2005

New York Mercantile Exchange and Mexican Derivatives Exchange Sign Licensing Agreement
Oct 17, 2005

Exchange to Change Margins for Crude Oil, Gasoline, Heating Oil, and Other Related Futures Contracts
Oct 17, 2005

Exchange to Decrease Margins for Natural Gas and Related Futures Contracts
Oct 17, 2005

Exchange Announces the Transition of the NYMEX miNY(sm) Futures Contracts to NYMEX ClearPortsm
Oct 17, 2005

CME Foundation Hurrican Katrina Thank You Letter
Oct 13, 2005

Exchange Makes Statement Regarding Clearing Member Refco, LLC
Oct 13, 2005

CME Statement on Refco, LLC and CME Financial Safeguards System
Oct 11, 2005

CME to Provide First Pan-Asian Derivatives Contract
Oct 10, 2005

Exchange Promotes Senior Vice President
Oct 10, 2005

NYMEX to Donate $1.5 Million to Hurricane Katrina Relief Effort
Oct 10, 2005

New York Mercantile Exchange and Multi Commodity Exchange of India Sign Memorandum of Understanding
Oct 6, 2005

Exchange Announces Margin Change for Natural Gas Basis and Index Swap Futures Contracts
Oct 6, 2005

Exchange Announces Position Accountability Levels, Position Limits for New RBOB Gasoline Options Contracts
Oct 6, 2005

Exchange to Decrease Margins for Natural Gas and Related Futures Contracts
Oct 6, 2005

Exchange Launches NYMEX DirectTM Mobile
Oct 6, 2005

CME E-mini S&P 500 Options More Than Double Previous Volume Record
Oct 5, 2005

CME Introduces FX Incentive Program for Commodity Trading Advisors and Hedge Funds
Oct 5, 2005

CME Appoints Andrew Greta as Director, Business Development
Oct 4, 2005

Exchange to Increase Margins for Natural Gas Swing Swap Futures Contracts
Oct 4, 2005

NYMEX Lifts Force Majeure Declaration on Natural Gas
Oct 3, 2005

NYMEX Announces Alternate Settlement Procedure for October 2005 Henry Hub Swing Swap Futures Contract
Oct 3, 2005

NYMEX Announces New Market Data Fee Strucutre
Oct 3, 2005

Exchange Announces New Gasoline Options Contract
Oct 3, 2005

Exchange to Change Margins for PJM Financially Settled Monthly Electricity Futures Contract
Oct 3, 2005

Exchange to Change Margins for Propane Futures Contract
Oct 3, 2005

NYMEX to Appeal Decision in ICE Litigation

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