Københavns Fondsbørs 14.05.2007 Nikolaj Plads 6 1067 København K No. 15/07 Report on insider transactions with shares issued by Topsil Semiconductor Materials A/S Pursuant to section 28a subsection (2) item 1 of the Danish Securities Trading Act we can report the following transactions based on today's reports from insiders: Name: EDJ-Gruppen (Eivind Dam Jensen) Reason: Vice Chairman Issuer: Topsil Semiconductor Materials ID-code: DK 00 1027 1584 Type: Shares Transaction: Purchase Trading date: 11 May 2007 Market: Copenhagen Stock Exchange Number: 55,000 Market value: DKK 104,500 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.