Changes to the structure of stockholders of Polimex-Mostostal S.A.

The Management Board of Polimex-Mostostal S.A. informs that on the 20th of August 2010, pursuant to Article 69 (1) (1) of the Act dated 29 July 2005 on public offer and conditions of organised trade in financial instruments, and on public companies (Dz. U. (Dziennik Ustaw, Journal of Laws) of 2005, No. 184, item 1539, as amended), they received from Pioneer Pekao Investment Management S.A. a notice of purchase on the 13th of August 2010 of 86,960 shares of Polimex-Mostostal S.A. as part of the services of management of financial instrument portfolio rendered by Pioneer Pekao Investment Management S.A.

As a result of the aforementioned events, all the Clients of Pioneer Pekao Investment Management S.A., with respect to the portfolios managed, currently hold the total of 46,473,750 (say: forty-six million, four hundred and seventy-three thousand, seven hundred and fifty) shares, which constitutes 10.008% of the total number of votes at the General Meeting of Polimex-Mostostal S.A. and participation in the business capital of Polimex-Mostostal S.A.

In accordance with the content of the notice sent by Pioneer Pekao Investment Management S.A., further investment-related decisions will be taken based on the fundamental analysis of the Company, and the purchase or sale decision may also be affected by inwards and outward payments made by the Clients of Pioneer Pekao Investment Management S.A.

In accordance with the statement provided by Pioneer Pekao Investment Management S.A., the investment in Polimex-Mostostal S.A. serves the purpose of increasing the value of portfolios managed by Pioneer Pekao Investment Management S.A.

Legal grounds:    Article 70 (1) of the Act dated 29 July 2005 on public offer and conditions of organised trade in financial instruments, and on public companies (Dz. U. (Dziennik Ustaw, Journal of Laws) of 2005, No. 184, item 1539).