Dear GLOBEX® Customers,

Chicago Mercantile Exchange Holdings Inc. recently announced that its Board of Directors approved on May 5, 2004, the following schedule changes on GLOBEX.

Sunday Opening
Effective May 30, 2004, the Sunday opening time for GLOBEX will be adjusted from 5:30 p.m. CDT to 5:00 p.m. CDT to be consistent with the market opening Monday-Thursday. Please note that the Sunday pre-opening session will begin at 4:15 p.m. CDT.

GLOBEX Holidays
Also effective May 30, 2004, to reflect the international nature of the CME marketplace, GLOBEX will support continuous trading during non-bank U. S. holidays for all GLOBEX products except equities. GLOBEX will continue to observe the following bank holidays for all products: Christmas Day, New Years Day and Good Friday.

If you have any questions on the above changes to the GLOBEX operational schedule, please contact the GLOBEX Control Center at (312) 456-2391.

Thank you,

Chicago Mercantile Exchange