Cemat — Director's Dealing 2011

Aug 25, 2011

NASDAQ OMX Copenhagen
Nikolaj Plads 6
1067 København K

                                                                  25-08-2011

STOCK EXCHANGE ANNOUNCEMENT No 15/11

Report on insiders' dealing in shares issued by Topsil Semiconductor Materials
A/S

Pursuant to section 28a of the Danish Securities Trading Act we can report the
following insiders' dealing based on today's reports from insiders:

Name Michal Hedegaard Lyng

Reason Member of the Board of Directors

Issuer Topsil Semiconductor Materials

ID-code DK 00 1027 1584

Type Shares

Transaction Purchase

Trading date 25 August 2011

Market NASDAQ OMX Copenhagen

Number 490,000

Market value DKK 294,000

Please direct any questions regarding this announcement to:

Jens Borelli-Kjær, Chairman, tel. +45 40 16 14 82

Keld Lindegaard Andersen, Chief Executive Officer, tel. +45 21 70 87 72

Topsil Semiconductor Materials A/S

Jens Borelli-Kjær Keld Lindegaard
Andersen

Chairman Chief
Executive Officer

Please note that this translation is provided for convenience only. The Danish
version shall prevail in case of discrepancies.