IRESS LIMITED — Director's Dealing 2008

Aug 19, 2008

Appendix 3Y Change of Director’s Interest Notice

Rule 3.19A.2

Appendix 3Y

Change of Director’s Interest Notice

Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX’s property and may be made public. Introduced 30/9/2001.

Name of entity IRESS Market Technology Limited ABN 47 060 313 359

We (the entity) give ASX the following information under listing rule 3.19A.2 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director	Peter Dunai
Date of last notice	3rdJuly 2007

Part 1 - Change of director’s relevant interests in securities

In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust

Note: In the case of a company, interests which come within paragraph (i) of the definition of “notifiable interest of a director” should be disclosed in this part.

Direct or indirect interest		Direct & Indirect
Nature of indirect interest(includingregisteredholder)		Indirect is through Laertes Pty Ltd ATF PBD Family Trust. MrDunai is a director of Laertes Pty Ltd.
Date of change		19 August 2008
No. of securities heldprior to change		Ordinary Shares:Direct: NilIndirect: 190,000Unvested Employee Share Grants:Direct:Performance Rights ‘05: 500,000Performance Rights ‘06: 500,000_Indirect:_Nil
Class		Ordinary

• See chapter 19 for defined terms.

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Appendix 3Y Change of Director’s Interest Notice

Number acquired		Ordinary Shares_Direct:_165,625_Indirect:_NilNew Unvested Employee Share Grants:Direct:Deferred Shares’08: 100,000Performance Rights ‘08: 200,000
Number disposed		Nil
Value/ConsiderationNote: If consideration is non-cash, providedetails and estimated valuation		Ordinary Shares:$1.00 in total for each series of Performance Rights exercised
No. of securities heldafter change		Ordinary Shares_Direct:_165,625_Indirect:_190,0000Unvested Share Grants:Direct:Performance Rights ‘05: 400,000Performance Rights ‘06: 434,375Deferred Shares’08: 100,000Performance Rights ‘08: 200,000_Indirect:_Nil
Nature of changeExample:on-markettrade,off-markettrade, exercise of options, issue ofsecurities under dividend reinvestmentplan, participation in buy-back		Ordinary SharesDirect:100,000 ordinary shared acquired through vesting of ’05performance rights in May’0865,625 ordinary shared acquired through vesting of ’06performance rights in May’08_Indirect:_N/AUnvested Share Grants:Direct: Performance Rights ‘05: partial vestingPerformance Rights ‘06: partial vestingDeferred Shares’08 & Performance Rights ‘08: New grantassociated with resolutions approved by shareholders at MayAGM and pursuant to announced MD contract modifications(refer IRESS’ half year results announcement)._Indirect:_N/A

Part 2 – Change of director’s interests in contracts

• See chapter 19 for defined terms.

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Appendix 3Y Change of Director’s Interest Notice

Note: In the case of a company, interests which come within paragraph (ii) of the definition of “notifiable interest of a director” should be disclosed in this part.

Detail of contract	N/A
Nature of interest	N/A
Name of registered holder(if issued securities)	N/A
Date of change	N/A
No. and class of securities towhich interest related prior tochangeNote: Details are only required for a contract in relationto which the interest has changed	N/A
Interest acquired	N/A
Interest disposed	N/A
Value/ConsiderationNote: If consideration is non-cash, provide details andan estimated valuation	N/A
Interest after change	N/A

• See chapter 19 for defined terms.

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