HOCHTIEF Aktiengesellschaft / Disclosure pursuant to Art. 4 para. 2 of the Regulation (EC) No. 2273/2003 09.12.2013 11:00 Dissemination of a Post-admission Duties announcement, transmitted by DGAP - a company of EQS Group AG. The issuer is solely responsible for the content of this announcement. --------------------------------------------------------------------------- Disclosure pursuant to Art. 4 para. 2 of the Regulation (EC) No. 2273/2003 HOCHTIEF concludes share buyback program HOCHTIEF Aktiengesellschaft has, as planned, concluded the share buyback program begun on June 17, 2013. Based on the authorization granted by the Annual General Meeting of May 7, 2013, a total of 4,313,000 shares were bought back by HOCHTIEF Aktiengesellschaft at an average price (not including incidental acquisition costs) of EUR 59.25. This corresponds to a 5.6% share of the Company's capital stock. Additional information on the share buyback program is available in the Investor Relations area of the HOCHTIEF Aktiengesellschaft website (www.hochtief.com). Essen, December 9, 2013 HOCHTIEF Aktiengesellschaft The Executive Board 09.12.2013 DGAP's Distribution Services include Regulatory Announcements, Financial/Corporate News and Press Releases. Media archive at www.dgap-medientreff.de and www.dgap.de --------------------------------------------------------------------------- Language: English Company: HOCHTIEF Aktiengesellschaft Opernplatz 2 45128 Essen Germany Internet: www.hochtief.de End of Announcement DGAP News-Service ---------------------------------------------------------------------------