Ixonos Plc Stock Exchange Announcement 9 November 2009 at 8.00 ANNOUNCEMENT UNDER CHAPTER 2, SECTION 10 OF FINLAND'S SECURITIES MARKETS ACT Pursuant to chapter 2, section 10 of Finland's Securities Markets Act (495/1989), Ixonos Plc has been informed on 6 November 2009 of the following change in the company's ownership: Turret Oy has notified Ixonos that on 6 November 2009 it has increased its ownership in Ixonos Plc. After the purchase of Ixonos shares on 6 November 2009, Turret Oy owns 1.501.762 Ixonos shares corresponding 16.13 per cent of all Ixonos shares and votes. Amount exceeds the three-twentieth (15 per cent) boundary. Ixonos' share capital is EUR 372,523.56. It consists of 9,313,089 shares. Each share carries one vote at the General Meeting. IXONOS PLC Timo Leinonen CFO, Senior Vice President For more information, please contact: Timo Leinonen, mobile +358 400 793 073, timo.leinonen@ixonos.com Distribution: NASDAQ OMX Helsinki Main media