News Release

CME Announces Presidents' Day Holiday Trading Hours

Wed Feb 01 2006

CHICAGO, Feb. 1 /PRNewswire-FirstCall/ -- CME has announced the following trading schedule for the Presidents' Day holiday (all times are Central time):

  Friday, Feb. 17    Commodity, weather, fertilizer, ethanol and GSCI
                     products traded on Exchange trading floors close at
                     12:00 noon. (Commodity options close at 12:02 p.m.)
                     Equity index, interest rates and foreign exchange
                     products close at their regularly scheduled times
                     (3:15 p.m.)

                     Products traded on CME® Globex® during Regular
                     Trading Hours (RTH) close as follows: commodities,
                     weather and GSCI close at 12:00 noon; foreign exchange
                     and interest rates close at 3:15 p.m.  Products closing
                     at their regular times are equity indexes (3:15 p.m.),
                     ETFs (3:15 p.m.), CPI & Eurozone HICP (3:15 p.m.), and
                     TRAKRS(SM) (3:00 p.m.)

  Sunday, Feb. 19    CME Globex opens at 5:00 p.m., its regular time, (for
                     trade date of Feb. 21).

  Monday, Feb. 20    Exchange trading floors are closed in observance of
                     Presidents' Day.

                     CME Globex halts equity trading at 10:30 a.m. and
                     resumes trading at 5:00 p.m. (for trade date of
                     Feb. 21).  CME Globex trading halts for Interest Rate
                     and Foreign Exchange products at 12:00 noon and resumes
                     also at 5:00 p.m. (for trade date of Feb. 21)

Chicago Mercantile Exchange Inc. ( http://www.cme.com/ ) is the world's largest and most diverse financial exchange. As an international marketplace, CME brings together buyers and sellers on CME Globex electronic trading platform and on its trading floors. CME offers futures and options on futures primarily in four product areas: interest rates, stock indexes, foreign exchange and commodities. The exchange moved about $1.4 billion per day in settlement payments in 2005 and managed $45.6 billion in collateral deposits at December 30, 2005, including $3.2 billion in deposits for non-CME products. CME is a wholly owned subsidiary of Chicago Mercantile Exchange Holdings Inc. (NYSE: CME)(NASDAQ: CME), which is part of the Russell 1000® Index.

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SOURCE: CME

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