OMX history at a glance:

1985: OMX starts derivatives exchange 1987: Becomes world's first publicly listed exchange 1991: Launches world's first integrated derivatives trading and clearing system 1994: Becomes first exchange in Europe to accept remote members 1997: Creates derivatives link network 1998: Merger of OMX and Stockholm Stock Exchange 1998: Joint trading platform initiative started on all the Nordic exchanges 2000: Failed £971m hostile bid for the London Stock Exchange 2001: Common member and trading rules instituted in Nordic region 2002: Formation of EDX derivatives exchange – OMX and London Stock Exchange 2003: Merger of OMX and HEX, including Tallinn and Riga exchanges 2004: Acquisition of Vilnius Stock Exchange 2004: Implementation of joint trading platform on all Nordic exchange 2005: Merger of OMX and Copenhagen Stock Exchange 2006: Launch of OMX Nordic Exchange 2006: Merger of OMX and Iceland Stock Exchange