1. Creating the world’s leading provider of marketplace technology
Magnus Böcker, President and CEO OMX
Nov 18, 2005

2. Brief summary of the OMX and Computershare partnership
OMX to acquire 100 percent of Computershare’s Markets Technology business for approximately SEK 250 million
Computershare and OMX to establish a strategic alliance targeted at providing issuer services in the Nordic region and consulting services on market infrastructure issues
The acquisition will underpin OMX’s position as the leading provider of technology solutions that make securities transactions more efficient
OMX’s technology business will have some 50 marketplace customers, 900 employees and offices in Sydney, HongKong, Shanghai, Singapore, Dubai, Milan, Stockholm, London, Helsinki, Oslo, New York and Calgary

3. In 2005, OMX has been redefining it’s technology strategy and business
Focusing OMX’s technology business on the marketplace segment
Investigating new areas to expand and strengthen the exchange business
Sharpened focus on marketplaces

4. Acquisitions provide growth opportunities
Acquiring Computershare Markets Technology to create the world’s leading provider of marketplace technology
Closing a strategic alliance with Computershare on services for issuers
Creating a platform for further growth

5. The benefits of a combined OMX- Computershare Markets Technology include
Increased geographical market presence through new clients worldwide
A strong market position through an enhanced product portfolio, including X-Stream
New sales opportunities through complementary product and service offerings
Strengthened capabilities in R&D through transfer of assets and employees with industry expertise

6. Computershare Markets Technology customer base (33)
Through the acquisition we will get presence in new countries
Computershare Markets Technology customer base (33)
North America
Canadian National Quotation System
Europe
Budapest Stock Exchange
Cyprus Stock Exchange
ICAP
Icelandic Securities Depository
Istanbul Stock Exchange
Malta Stock Exchange
Moscow Interbank Currency Exchange
Slovenia Securities Clearing Corp
Swiss Exchange
Asia
Jakarta Stock Exchange
Philippines Dealing and Exchange Corporation
Port Moresby Stock Exchange
Shanghai Stock Exchange
Surabaya Stock Exchange
Caribbean
Bahamas International Securities Exchange
Barbados Stock Exchange
Bermuda Stock Exchange
Jamaica Stock Exchange
Trinidad & Tobago Stock Exchange
Middle East
Abu Dhabi Securities Market
Bahrain Stock Exchange
Doha Securities Market
Dubai Financial Market
Palestine Securities Exchange
Saudi Arabian Monetary Agency
Securities Depository Center of Jordan
Tehran Stock Exchange
Africa
Bourse Regionale des Valeurs Mobilieres
Cairo & Alexandria Stock Exchanges
Nigerian Stock Exchange
South Pacific
Bendigo Stock Exchange
New Zealand Exchange Limited

7. OMX Technology’s customer base (28)
And we will strengthen our position as the world’s leading technology provider
OMX Technology’s customer base (28)
North America
American Stock Exchange
ICAP*
International Securities Exchange
NASD*
Europe
Athens Stock Exchange
Borsa Italiana
EDX London*
Iceland Exchange*
NordPool*
NOS
NYMEX Europe *
OMX Exchanges *
Oslo Stock Exchange*
Mercado Ibérico de Energia
Polish Power Exchange
Romanian Power Exchange
Trading Lab Exchange
Wiener Börse AG
Asia
Hong Kong Exchanges and Clearing
Korean Futures Exchange
Singapore Exchange
Thailand Futures Exchange
Australia
Australian Stock Exchange
SFE Corporation*
* IT Outsourcing

8. We will extend our product portfolio and create cross selling opportunities
Exchanges and marketplaces
Clearing organizations and CSDs
Market participants
(Through partnerships)
Computershare Products
X-Stream
Trading system
Horizon
Equator
Depository system
TARGIN™ Information dissemination system
CLICK XT™ Trading system for securities
SAXESS™
Trading system for securities
CONDICO™ Trading system for energy markets
SECUR™
System for clearing
Securities
EXIGO CSD™
System for settlement
and central depository
of securities
CLICK TRADE XT
Trading Application
SAXESS TRADE™
Trading application
WIZER
Securities Processing
OMX Products
OMX
Outsourcing Operation and support
Software support & maintenance
Technical operations
Advisory

9. We are forming a strategic alliance to provide services for issuers in the Nordic markets
Why expand services in this area?
Enhances our service offering to exchanges
Increases liquidity
Strengthens our relationship with investors, vendors and listed companies

10. Financial facts
OMX acquires 100 % of Computershare’s Markets Technology for approximately SEK 250 m in purchasing price and license fees
SEK 90 m paid at completion
Remaining payment distributed over five years
Computershare’s Markets Technology unit’s revenue for the 12 months ending June 2005 were SEK 100 m
Immediate earnings enhancing for OMX
Long term cost and revenue synergies expected although not quantified
OMX estimates that the business adds SEK million to operating profit*
Adding 65 employees
* Based on operational levels of 2005, including immediately realized cost synergies but excluding transaction related depreciation.

11. Next steps Final agreement closed by mid-December
Closing of transaction* at year-end
Transfer of employees in the beginning January
Transfer of assets and novation of contracts in the beginning January
Plan is for Computershare Market Technology to be consolidated by OMX as of January 1, 2006
* The transaction is subject to neccessary approvals and customary conditions

12. Together, we gain:
Increased geographical market presence through new clients worldwide
A strong market position through an enhanced product portfolio, including X-Stream
New sales opportunities through complementary product and service offerings
Strengthened capabilities in R&D through transfer of assets and employees with industry expertise