Decimal Software : Appendix 3Y - Change in Director's Interest Notice - Jan Kolbusz

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 30/09/01 Amended 01/01/11

Name of entity : DECIMAL SOFTWARE LIMITED

ABN:31 009 235 956

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	Jan Kolbusz
Date of last notice	3 July 2017

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	Indirect Interest
Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest.	Swivelthree Pty Ltd ACN 124 070 195 ATF Kolbusz Investment Trust Jan Ryszard Kolbusz & Joanne Elizabeth Kolbusz ATF Kolbusz Superannuation Fund
Date of change	30 June 2018. Lapse of unlisted options

+ See chapter 19 for defined terms.

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Appendix 3Y

Change of Director's Interest Notice

No. of securities held prior to change Swivelthree Pty Ltd ACN 124 070 195 ATF Kolbusz Investment Trust (A-D) Jan Ryszard Kolbusz & Joanne Elizabeth Kolbusz ATF Kolbusz Superannuation Fund (E)	A. 9,987,433 sharesfullypaidordinary B. 500,000 unlisted options at an exercise price of $0.50 vesting on 1 July 2016, expiring 30 June 2018. C. 500,000 unlisted options at an exercise price of $0.60 vesting on 1 July 2017, expiring 30 June 2019. D. 2,500,000 unlisted options at an exercise price of $0.12, expiring 27 January 2019 E. 2,583,599 sharesfullypaidordinary
Class	B - D Unlisted options A + E - Fully paid ordinary shares
Number acquired	Nil
Number disposed	500,000 unlisted options with an exercise price of $0.50 expired on 30 June 2018.
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	Nil

+ See chapter 19 for defined terms.

Appendix 3Y Page 2 01/01/2011

Appendix 3Y

Change of Director's Interest Notice

No. of securities held after change Swivelthree Pty Ltd ACN 124 070 195 ATF Kolbusz Investment Trust (A-C) Jan Ryszard Kolbusz & Joanne Elizabeth Kolbusz ATF Kolbusz Superannuation Fund (D)	A. 9,987,433 sharesfullypaidordinary B. 500,000 unlisted options at an exercise price of $0.60 vesting on 1 July 2017, expiring 30 June 2019. C. 2,500,000 unlisted options at an exercise price of $0.12, expiring 27 January 2019 D. 2,583,599 sharesfullypaidordinary
Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back	500,000 unlisted options expired

Part 2 - Change of director's interests in contracts

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

+ See chapter 19 for defined terms.

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Appendix 3Y

Change of Director's Interest Notice

No. and class of securities to which interest related prior to change Note: Details are only required for a contract in relation to which the interest has changed	N/A
Interest acquired	N/A
Interest disposed	N/A
Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation	N/A
Interest after change

Part 3 - +Closed period

Were the interests in the securities or contracts detailed above traded during a +closed period where prior written clearance was required?	No
If so, was prior written clearance provided to allow the trade to proceed during this period?	N/A
If prior written clearance was provided, on what date was this provided?	N/A

+ See chapter 19 for defined terms.

Appendix 3Y Page 4 01/01/2011