Remium AB will as of June 1, 2009 terminate its obligation as liquidity provider for Catech AB. Short name: CATH B ISIN code: SE0000514655 Orderbook ID: 60156 For further information concerning this exchange notice please contact Anna-Karin Teir or Emelie Jarnesten, at + 46 8 405 60 00. NASDAQ OMX Stockholm AB