Notification of voting rights transmitted by euro adhoc. The issuer is
  responsible for the content of this announcement.

Person/company obliged to make the notification:
Name:    Allianz Global Investors Kapitalanlagegesellschaft mbH
Place:   60329 Franfurt am Main
State:   Deutschland

Company data:
Name:    Software AG
Address: Uhlandstr. 12, 64297 Darmstadt
Place:   Darmstadt
State:   Deutschland

09.08.2007

On August 8, 2007 Allianz Global Investors Kapitalanlagegesellschaft 
mbH, Frankfurt am Main, Germany has informed us according to Article 
21, Section 1, Sentence 1 WpHG that via shares its voting rights on 
Software AG, Darmstadt, Germany, ISIN: DE0003304002, WKN: 330400, 
have fallen below the threshold of 3% of the voting rights on August 
6, 2007 and now amount to 2.83%(this corresponds to 803684 voting 
rights). According to Article 22, Section 1, Sentence 1, No. 6 WpHG, 
0.84% of the voting rights (this corresponds to 239899 voting 
rights)and according to Article 21, Section 1, Sentence 1 WpHG in 
conjunction with Article 32, Section 2, Sentence 3 InvG 1.98% (this 
corresponds to 563785 voting rights), is to be attributed to the 
company.

end of announcement                               euro adhoc 09.08.2007 16:53:28

Further inquiry note:

Branche: Software
ISIN: DE0003304002
WKN: 330400
Index: TecDAX, CDAX, HDAX, Prime All Share, Technologie All Share
Börsen: Börse Frankfurt / official dealing/prime standard
Börse Berlin / free trade
Börse Hamburg / free trade
Börse Stuttgart / free trade
Börse Düsseldorf / free trade
Börse Hannover / free trade