COSOL LIMITED — Director's Dealing 2026

Mar 29, 2026

Appendix 3Y Change of Director’s Interest Notice

Rule 3.19A.2

AMENDED 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 COSOL Limited ABN 66 635 371 363

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	Geoffrey Lewis
Date of last notice	5 October 2023
Date of this notice	30 March 2026

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
Nature of indirect interest	Mr Geoffrey James Lewis and Mrs Anne
(including registered holder)	Lewis as trustees for the Amcon Solutions
Note: Provide details of the circumstances giving rise to the relevantinterest.	Superannuation Fund, an entity in which
	Mr Lewis is a director and shareholder, as
	< Amcon Solutions Superannuation Fund
	A/C>
	And Lewis Family Trust <The Lewis Family
	A/C> of which Mr Lewis is a trustee and
	beneficiary.
Date of change	25 March 2026
No. of securities held prior to change	24,903,595
Class	Ordinary fully paid shares
Number acquired	250,000
Number disposed	Nil

• See chapter 19 for defined terms.

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Appendix 3Y Change of Director’s Interest Notice

Value/ConsiderationNote: If consideration is non-cash, provide details and estimatedvaluation	$48,044.29
No. of securities held after change	24,903,595250,000<The Lewis FamilyA/C>
Nature of changeExample: on-market trade, off-market trade, exercise of options, issueof securities under dividend reinvestment plan, participation in buy-back	On market purchase

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

Part 3 –[+] Closed period

art 3 –+Closed period
Were the interests in the securities or contracts detailed abovetraded during a+closed period where prior written clearancewas required?	No
If so, was prior written clearance provided to allow the trade toproceed during this period?	N/A

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011

Appendix 3Y Change of Director’s Interest Notice

If prior written clearance was provided, on what date was this N/A provided?

• See chapter 19 for defined terms.

01/01/2011 Appendix 3Y Page 3