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Ad Hoc Publicity: SWX Swiss Exchange Initiates Investigation Of Meyer Burger Technology AG

Date 22/05/2007

The SWX Swiss Exchange has initiated a formal investigation of Meyer Burger Technology AG regarding a possible violation of Art. 72 of the Listing Rules and the Directive on Ad hoc Publicity. The preliminary investigation conducted by the SWX has revealed that, in connection with the company’s media release dated 30 March 2007 concerning the acquisition of a strategically important customer in China, there may have been a violation of Art. 72 of the Listing Rules and the Directive on Ad hoc Publicity. The duration of these investigative proceedings has not been determined. The SWX will provide information on the outcome of its investigation, whereas no information will be made public while the investigation is in progress.

SWX Swiss Exchange
The SWX Swiss Exchange, a part of the SWX Group, is one of the world’s leading and most technologically advanced securities exchanges. The fully automated trading, clearing and settlement system remains unique in the world. At the click of a mouse, an order is executed, cleared, paid for and confirmed – all within the space of 2 minutes, with an average of 2.3 million transactions each trading day. The SWX Swiss Exchange offers its customers first-rate securities exchange services and a broad range of investment products. www.swx.com