UNIPETROL, a.s. hereby announces that there has been a change in the financial calendar for 2012. Third quarter 2012 financial statements will be published on 25 October 2012.

The originally announced date of publication of the third quarter 2012 financial statements was 26 October 2012.

The estimation of selected operating data of Unipetrol (trading statement) for the third quarter 2012 will be published on 19 October 2012.

In Prague, on 26 September 2012
UNIPETROL, a.s.

Reg. Announc. No. 21/2012