3U HOLDING AG hereby announces that at the end of the month June 2010 the

number of Voting Rights amounts to a total of 39,237,786 Voting Rights.

The change of Total Voting Rights is effective as of June 24, 2011.

The Management Board of 3U HOLDING AG has decided on the basis of the authorisation granted by the annual general meeting of August 19, 2010 to repurchase up to 10% of its own shares (up to 3,923,778 shares) on the stock exchange during the period from July 1, 2011 until not later than August 18, 2015. During the time span of the share buy-back program, the Management Board reserves the right to suspend and resume the share buyback at any time, in accordance with the legal requirements to be observed. The shares may be used for all purposes according to the authorization given by the resolution of the Annual General Meeting of August 19, 2010.

BankM, Repräsentanz der biw Bank für Investments und Wertpapiere bank will manage this share buy-back program and decide the timing of the individual repurchases independently of and uninfluenced by 3U HOLDING AG. The share buyback is subject to the safe-harbour provisions of §§ 14 para 2, 20a para 3 WpHG in conjunction with Regulation (EC) No 2273/2003. In accordance with Article 5 paragraph 2 of Regulation (EC) BankM shall not buy more than 25 percent of the average daily share turnover, which takes place on the regulated market where the purchase of shares occurs. The average daily share turnover is derived from the average daily trading volume of the month preceding the publication of that program. The price offered per share (without incidental buying costs) in the scope of the share buy-back may not exceed the closing price of the share in XETRA trading on the Frankfurt Stock Exchange on the trading day preceding the buyback by more than 10%, nor be more than 25% below it. To meet the requirements of Article 4 paragraph 4 EC provision the transactions are published at the latest by the end of the seventh trading day following their conclusion. 3U HOLDING AG will inform about the progress of the share buy-back weekly on its website at www.3u.net.

Contact:

Peter Alex

Head of Investor Relations

3U HOLDING AG

Frauenbergstraße 31–33

35039 Marburg

Tel.: +49 6421 999-1200

Fax: +49 6421 999-1222

E-Mail: ir@3u.net

3U HOLDING AG, Marburg, Deutschland informs according to Article 26, Section 1 Sentence 2 of the WpHG that its Voting Rights in own shares have fallen below the 5% and 3% limit of the Voting Rights on June 24, 2011 and on that day amounted to 0% (this corresponds to 0 Voting Rights).