| Shareholders' Structure | |
| Retail Investors | 13% |
| Institutional Shareholders Germany | 34% |
| Institutional Shareholders United Kingdom | 22% |
| Institutional Shareholders United States | 9% |
| Institutional Shareholders France | 4% |
| Institutional Shareholders Benelux | 3% |
| Institutional Shareholders Scandinavia | 3% |
| Institutional Shareholders Canada | 3% |
| Other institutional Shareholders | 5% |
| Bilfinger Berger SE (treasury shares) | 4% |
Status: June 30, 2011
Shareholders that have presently exceeded threshold values in accordance with § 21 of the Securities Trading Act (WpHG) are: Allianz Global Investors (June 2010: 3.78%), BlackRock, Inc. (September 2011: 5.21%), Cevian Capital (October 2011: 12.62%), DWS (November 2011: 3.194%) and DJE Investment S.A. (Mai 2011: 4.96%).
Overview voting rights (Disclosures according to § 26 WpHG)

