Report on insider transactions with shares issued by Topsil Semiconductor Materials A/S

Københavns Fondsbørs				      30.05.2007
Nikolaj Plads 6
1067 København K	                             

No. 17/07


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: Martin Overgaard Hansen
Reason: CFO
Issuer: Topsil Semiconductor Materials
ID-code: DK 00 1027 1584
Type: Shares
Transaction: Sales
Trading date: 30 May 2007
Market: Copenhagen Stock Exchange
Number: 180,937
Market value DKK: 343,780.30


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: 30 May 2007
Market: Copenhagen Stock Exchange
Number (1st transaction): 180,937
Market value DKK: 343,780.30
Number (2nd transaction): 87,125
Market value DKK: 162,923.75

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.