DGAP-PVR: HOCHTIEF Aktiengesellschaft: Veröffentlichung gemäß § 26 Abs. 1 WpHG mit dem Ziel der europaweiten Verbreitung

HOCHTIEF Aktiengesellschaft / Veröffentlichung einer Mitteilung nach § 21 Abs. 1 WpHG (Aktie)

21.05.2007

Veröffentlichung einer Stimmrechtsmitteilung, übermittelt durch die DGAP - ein Unternehmen der EquityStory AG.

Für den Inhalt der Mitteilung ist der Emittent verantwortlich.

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Im Namen und in Vollmacht der nachfolgend in Ziffer 1 bis 3 genannten

Gesellschaften und genannten Person wurde uns am 21. Mai 2007 folgendes

mitgeteilt:

1. The share of the voting rights of Rasperia Trading Ltd., Renatou

Kartesiou 4, Agios Athanasios, P.C. 4105, Limassol, Cyprus, in HOCHTIEF

Aktiengesellschaft on May 17, 2007 exceeded the thresholds of 3 % and 5 %.

As of this date, the share of the voting rights of Rasperia Trading Ltd.

amounted to 7.20 % (voting rights related to 5,040,000 no-par value common

shares; HOCHTIEF Aktiengesellschaft has issued no-par value common shares

only). As of May 18, 2007, the share of the voting rights of Rasperia

Trading Ltd. amounted to 9.99 % (voting rights related to 6,993,000 no-par

value common shares).

2. The share of the voting rights of Valtoura Holdings Ltd., Stratigou

Spyrou Stathopoulou 6A, P.C. 3066, Limassol, Cyprus, in HOCHTIEF

Aktiengesellschaft on May 17, 2007 exceeded the thresholds of 3 % and 5 %.

As of this date, the share of the voting rights of Valtoura Holdings Ltd.

amounted to 7.20 % (voting rights related to 5,040,000 no-par value common

shares). As of May 18, 2007, the share of the voting rights of Valtoura

Holdings Ltd. amounted to 9.99 % (voting rights related to 6,993,000 no-par

value common shares). All such voting rights were directly held by Rasperia

Trading Ltd. and attributable to Valtoura Holdings Ltd. (which controls

Rasperia Trading Ltd.) in accordance with Section 22 (1) sentence 1 no. 1

WpHG.

3. The share of the voting rights of Mr. Oleg V. Deripaska, Russia, in

HOCHTIEF Aktiengesellschaft on May 17, 2007 exceeded the thresholds of 3 %

and 5 %. As of this date, the share of the voting rights of Mr. Deripaska

amounted to 7.20 % (voting rights related to 5,040,000 no-par value common

shares). As of May 18, 2007, the share of the voting rights of Mr.

Deripaska amounted to 9.99 % (voting rights related to 6,993,000 no-par

value common shares). All such voting rights were directly held by Rasperia

Trading Ltd. and attributable to Mr. Deripaska via Valtoura Holdings Ltd.

(which is controlled by Mr. Deripaska) in accordance with Section 22 (1)

sentence 1 no. 1 WpHG.

DGAP 21.05.2007

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Sprache: Deutsch

Emittent: HOCHTIEF Aktiengesellschaft

Opernplatz 2

45128 Essen Deutschland

www: www.hochtief.de

Ende der Mitteilung DGAP News-Service

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