Clearing  House Advisory Notices
To All Firm Personnel, Service Bureau Representatives, and Independent Software Vendors
From Clearing House Department
Subject European Style Exercise for Equity Index Options
Notice Date 2004-09-14
Notice Number 04-159
Effective Date  

CME recently announced plans to convert all its Standard Equity Index Options from American-Style to European-style exercise, on a gradual basis.  This notice details the conversion schedule and includes the new commodity/ticker codes for the new European-style options.

Please note that both American-style and European-Style FLEX options will continue to be available for trading.

For the full text of this advisory...