off-market (euro adhoc) -

  Notification concerning transactions by persons discharging managerial
  responsibilities pursuant to section 15a of the WpHG, transmitted by euro
  adhoc with the aim of a Europe-wide distribution. The issuer is responsible
  for the content of this announcement.

11.07.2007

Details of the person subject to the disclosure
requirement:

Name:              Ratrac GmbH

Reason for the disclosure requirement:

Reason:            Legal person, company or institution closely associated

Person performing managerial responsibilities, triggering the discousure
requirement:

Position:          Member of an administrative or supervisory body

Details of the transaction:
Description of financial instrument: Shares
ISIN:                DE0006047004
Type of transaction: sales
Date:                11.07.2007
No of items:         55500
Currency:            Euro
Price:               110.54420
Total amount traded: 6,135,203.10000
Place:               off-market
Explanation:

Issuer subject to the publication requirement:

end of announcement                               euro adhoc 16.07.2007 15:43:29

Further inquiry note:

Branche: Construction & Property
ISIN: DE0006047004
WKN: 604700
Index: HDAX, MDAX, Classic All Share, Midcap Market Index, Prime All
Share, CDAX
Börsen: Börse Frankfurt / official dealing/prime standard
Börse Berlin / free trade
Börse Hamburg / free trade
Börse Hannover / free trade
Börse Stuttgart / official dealing
Börse Düsseldorf / official dealing
Börse München / official dealing