CHEMX MATERIALS LIMITED — Director's Dealing 2022

Nov 21, 2022

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

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----- Start of picture text ----- Name of entity ChemX Materials LtdABN 88 644 982 123----- End of picture text -----

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	Alwyn Petrus Vorster
Date of last notice	19 October 2022

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.

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----- Start of picture text ----- Direct or indirect interest Direct and IndirectNature of indirect interest Alwyn Petrus Vorster (Including registered holder) Alwyn Vorster is a Sole Director and Sole CompanyNote: Provide details of the circumstances giving rise to the relevant Secretary of The Vorster Family Trust.interest.Date of change 18 November 2022No. of securities held prior to change Direct InterestsAlwyn Petrus VorsterOrdinary Shares 52,941Class Performance RightsNumber acquired 1,500,000Number disposed NilValue/Consideration NilNote: If consideration is non-cash, provide details and estimated valuation----- End of picture text -----

• See chapter 19 for defined terms.

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Appendix 3Y Change of Director’s Interest Notice

No. of securities held after change		Direct InterestsAlwyn Petrus VorsterOrdinary Shares52,941Indirect InterestsAlwyn Petrus Vorster Performance Rights1,500,000
Nature of changeExample: on-market trade, off-market trade, exercise of options, issue ofsecurities under dividend reinvestment plan, participation in buy-back		Securities acquired following Shareholder approval at theCompany’s 2022 AGM.

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.

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----- Start of picture text ----- Detail of contract N/ANature of interest N/AName of registered holder N/A(If issued securities)Date of change N/ANo. and class of securities to which N/Ainterest related prior to changeNote: Details are only required for a contract in relationto which the interest has changedInterest acquired N/AInterest disposed N/AValue/Consideration N/ANote: If consideration is non-cash, provide details and anestimated valuationInterest after change N/A----- End of picture text -----

• See chapter 19 for defined terms.

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Appendix 3Y Change of Director’s Interest Notice

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

• See chapter 19 for defined terms.

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