The ATHEX Index Committee on its session on 23.4.2004 approved the following changes in the Composition of the ATHEX indices, according to the Ground Rules for the Management & Operation of Indices. It in noted that for the Composite Index the ranking results from the numeric mean of the ranking series of each share of the historical value of transaction not including block trades of the semester 1/10 - 31/3 and the average market capitalization during the same period. The changes will be in effect after the end of the trading session of 7 May 2004, i.e. on 10 May 2004.

There will be no change in the composition of ATHEX Real Estate & Oil Refineries Price Indices