In reference to Grupa LOTOS S.A.’s Current Report No. 19/2010 of April 2nd 2010, the Management Board of Grupa LOTOS S.A. hereby reports that the National Depository for Securities decided to assimilate, on April 12th 2010, 8,250 ordinary bearer shares of Grupa LOTOS S.A., created through a conversion of 8,250 ordinary registered shares (ISIN code: PLLOTOS00033) on April 12th 2010, with 113,622,639 ordinary bearer shares of Grupa LOTOS S.A. (ISIN code: PLLOTOS00025). The assimilated shares have been marked with ISIN code PLLOTOS00025.

As of April 12th 2010:

113,630,889 shares of Grupa LOTOS S.A. will be marked with ISIN code PLLOTOS00025,

69,111 shares of Grupa LOTOS S.A. will be marked with ISIN code PLLOTOS00033.

Legal basis for the publication of this report: Par. 34.1.1 of the Minister of Finance’s Regulation on current and periodic information to be published by issuers of securities and conditions for recognition as equivalent of information whose disclosure is required under the laws of a non-member state, dated February 19th 2009.