Københavns Fondsbørs 21.12.2007 Nikolaj Plads 6 1067 København K No. 25/07 Financial calendar 2008 The financial calendar for 2008 has been scheduled as follows: 28.02.2008 Preliminary announcement of annual report 25.03.2008 Annual Report 02.04.2008 Annual General Meeting 07.05.2008 Quarterly report - Q1 21.08.2008 Interim report - six months 30.10.2008 Quarterly report - Q3 Topsil Semiconductor Materials A/S Jens Borelli-Kjær Keld Lindegaard Andersen Chairman CEO +45 47 18 01 00 +45 47 36 56 10 Please note that this translation is provided for convenience only. The Danish version shall prevail in case of discrepancies.