Please be informed that following the trading day on 31 May 2011 the periodic change to the TBSP.Index portfolio will be made.

This periodic change to the TBSP.Index portfolio includes adding to the portfolio the bond series OK0713 and changing the number of bond series DS1020 and PS0416.

Composition of the TBSP.Index (effective as of June 1, 2011):

* based on the fixing prices as of May 26, 2011 including accrued interest

Contact:
Rafał Kużdowicz, Strategy&Analysis Department, mail: rafal.kuzdowicz@bondspot.pl