IT - INET Nordic - Update on Nordic@Mid: final production set-up available for testing in INET Nordic OTF / GCF4 as of November 1, 2010 As of November 15, 2010, NASDAQ OMX exchanges in Stockholm, Helsinki, Copenhagen and Iceland will introduce Nordic@Mid facility in INET Nordic production. Final production set-up is available for testing as of November 1, 2010. The full list of order books with identifiers and minimum order values is presented in attached excel. Testing with selected order books has been available in INET Nordic OTF/GCF4 as of October 13, 2010. Nordic@Mid functionality is presented in the next version of INET Nordic Market Model , Appendix N. Protocols and implementation details Future FIX, GCF-TIP and Nordic ITCH protocol versions have been available at Member Extranet Connectivity and Protocols as of September 7, 2010. We have also published a Guide to technical readiness information to highlight the technical and protocol changes in one document. Time schedule - November 15, 2010: Nordic@Mid production launch. - Q1/2011: Norwegian shares admitted to trading in NASDAQ OMX Stockholm are added to Nordic@Mid facility. Details and time schedule will be communicated later. Launch is subject to the final NASDAQ OMX Nordic Member Rules approval in Finland. Nordic@Mid functionality has received CESR and local Nordic FSAs approval in all countries. You can find more info about the Nordic@Mid and other enhancements of INET Nordics at Member Extranet INET Nordic Enhancement . Earlier IT Notices on Nordic@Mid: 113/10, 124/10, 132/10, 146/10 and 157/10. Questions and feedback For further information and feedback concerning this information please contact your Key Account Manager. Best regards, NASDAQ OMX Nordic