Notification of a change of assets

The Management Board of Polimex-Mostostal S.A. (”Company”) with its registered office in Warsaw at ul. Czackiego 15/17 received on 23 July 2013 from Pioneer Pekao Investment Management S.A. (”PPIM”) acting pursuant to Article 69 (1) (2) in relation to Article 87 (1) (3) (b), and to Article 87 (1) (2) (a) of the Act on public offering and conditions of organised trade in financial instruments, and on public companies, a notification of a reduction – resulting from the sale of Company shares – of the total interest to the level of 4.99% of the number of votes at the General Meeting of the Company with respect to Company shares constituting the portfolios of financial instruments managed by PPIM.

Prior to the change of assets, all the clients the portfolios of financial instruments of which are managed by PPIM, held 69,629,384 shares of the Company, which constituted 5.22% of the Company’s business capital and entitled in total to 69,629,384 votes at the General Meeting of the Company, which constituted 5.22% of the total number of votes at the General Meeting of the Company.

Following the change of assets, all the clients the portfolios of financial instruments of which are managed by PPIM, hold 66,637,013 shares of the Company, which constitutes 4.99% of the Company’s business capital and entitles in total to 66,637,013 votes at the General Meeting of the Company, which constitutes 4.99% of the total number of votes at the General Meeting of the Company.