10.10.1997

Incorporation

28.09.2000

Start of business operations

02.01.2001

Going public

15.04.2003

Admission to the Prime Standard

14.07.2004

Admission to the SDAX

02.01.2004

Admission to the EPRA-Index

20.09.2004

Admission to the MDAX

10.11.2005

Increase in the share capital of approx. 10%

06.08.2007

Share split 1:2

07.07.2009

Increase in the share capital of approx. 10%

01.02.2010

Rights issue ( 6,302,082 new shares)

13.08.2010

Increase in the share capital against non-cash contributions (1,780,000 new shares)

23.11.2010

Rights issue ( 5,736,822 new shares)

14.11.2012

Increase in the share capital (2,314,136 shares)

Covertible bonds with a maturity of five years and a total principal amount of € 100 million were placed

08.03.2017

Increase in the share capital (4,459,460 shares)

06.11.2017

The bond issued in November 2012 has been converted at a final rate of 99.5% into 3,378,598 shares