Ad-hoc | 6 February 2004 11:00

Silicon Sensor Int. AG: Shares held by Heidenhain GmbH to be placed afresh

Ad-hoc-announcement transmitted by DGAP. The issuer is solely responsible for the content of this announcement. ——————————————————————————– Shares held by Heidenhain GmbH to be placed afresh Silicon Sensor International AG (WKN 720190) has reached a new stage in its successful development. The Executive Board believe that the challenges now before the company should be tackled with a wider group of investors. Commitments from more investors will be necessary for the benefit of the company and its shareholders, and in order to secure past achievements and promote new developments. In this connection, Dr. Johannes Heidenhain GmbH has agreed to sell their shares of Silicon Sensor to a powerful group of financial investors with a long-term and ongoing interest in the company, a step which will also ensure its continued growth. Heidenhain GmbH held less than 5 % shares of Silicon Sensor. The CFO of Heidenhain GmbH and Member of Silicon Sensors supervisory board, Gerhard Hagenau, sayed that his company will built up the cooperation to Silicon Sensor. The business year beginning on Jan. 1, 2004 will see a new drive on the part of Silicon Sensor to shape a major group of companies active in the development and manufacture of customized high-tech optical sensors and providing applications in microsystem technology. An effort will also be made to obtain technological leadership in the emerging fiber optics market and to establish a division for thermomigration technology, an in-house development and a world first. This and the extremely successful marketing of avalanche photo diodes is expected to open up new dimensions for the company’s turnover and revenue. Berlin, Feb. 06, 2004 Silicon Sensor International AG The Executive Board end of ad-hoc-announcement (c)DGAP 06.02.2004 ——————————————————————————– WKN: 720190; ISIN: DE0007201907; Index: Listed: Geregelter Markt in Frankfurt (Prime Standard); Freiverkehr in Berlin- Bremen, Düsseldorf, Hamburg, Hannover und Stuttgart 061100 Feb 04