COSOL LIMITED — Director's Dealing 2026

Mar 26, 2026

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	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	Stephen Johnston
Date of this notice	27 March 2026
Date of last notice	3 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
(including registered holder)	JRF Co Pty Ltd <Johnston Retire Fund
Note: Provide details of the circumstances	A/C>
giving rise to the relevant interest.
	Mr Johnston is a director and shareholder
	of the trustee company.
	Johnston Co Pty Ltd <Johnston Family
	A/C>
	Mr Johnston is a director and shareholder
	of the trustee company.
Date of change	25 March 2026

• See chapter 19 for defined terms.

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Appendix 3Y Change of Director’s Interest Notice

Appendix 3YChange of Director’s Interest Notice	Appendix 3YChange of Director’s Interest Notice	Appendix 3YChange of Director’s Interest Notice	Appendix 3YChange of Director’s Interest Notice
No. of securities held prior to changeJRF Co Pty Ltd <Johnston Retire Fund
	No. of securities held prior to change		JRF Co Pty Ltd <Johnston Retire Fund
			A/C>24,453,595 Ordinary Shares
			Johnston Co Pty Ltd <Johnston FamilyA/C>
			950,000 OrdinaryShares
	Class		Ordinary fully paid shares
	Number acquired		250,000
	Number disposed		Nil
	Value/ConsiderationNote: If consideration is non-cash, provide details and estimatedvaluation		$48,022.50
	No. of securities held after change		JRF Co Pty Ltd <Johnston Retire FundA/C>24,703,595 Ordinary SharesJohnston Co Pty Ltd <Johnston FamilyA/C>950,000 Ordinary Shares
	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

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011

Appendix 3Y Change of Director’s Interest Notice

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

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

• See chapter 19 for defined terms.

01/01/2011 Appendix 3Y Page 3