Clearing  House Advisory Notices
To All Firm Personnel, Service Bureau Representatives, and Independent Software Vendors
From Clearing House Department
Subject Revised: GLOBEX Equity Options Enhancements:- Effective November 8, 2004
Notice Date 2004-10-15
Notice Number 04-184
Effective Date  

As of November 4, 2004, this advisory has been updated.

Effective November 8, 2004, (Sunday, November 7 on GLOBEX), the tick increments for E-mini S&P equity options will change from a standard tick size of 0.25 to a variable tick size.  Please note that the S&P 500®, S&P/Barra GrowthTM and S&P/Barra ValueTM already use a variable tick size, as detailed in the table on the following page.  The variability thresholds for the latter three products will also change on the same date.
If you have any questions regarding this notice, please contact:

Lisa Amato  lamato@cme.com 312.338.2654
Laura Sutor  lsutor@cme.com 312.648.5480

For the full text of this advisory...