BIOTRON LIMITED — Director's Dealing 2019

Dec 4, 2019

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Level 2, 66 Hunter Street Sydney NSW 2000 Tel: (61-2) 9300 3344 Fax: (61-2) 9221 6333 E-mail: pnightingale@biotron.com.au Website: www.biotron.com.au

5 December 2019

The Manager Companies ASX Limited 20 Bridge Street SYDNEY NSW 2000

(3 pages by email)

Dear Madam,

DIRECTORS’ INTERESTS

In accordance with Listing Rule 3.19A, I attach an Appendix 3Y, Change of Director's Interest Notice, for Michelle Miller.

Yours sincerely

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Peter J. Nightingale Company Secretary

pjn10196

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	entityBIOTRON LIMITED
ABN		60 086 399 144

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	Michelle MILLER
Date of last notice	2 November 2018.

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 Indirect.Nature of indirect interest Michelle Miller + Peter Clarke <Miller Clarke(including registered holder) Super Fund A/C> in which Michelle Miller hasNote: Provide details of the circumstances giving rise to therelevant interest. an interest.Date of change 5 December 2019.No. of securities held prior to change 1,465,625 fully paid ordinary shares and 190,62512 December 2019, 5 cent Options held byMichelle Miller;1,500,000 fully paid ordinaryshares held by Michelle Miller + Peter Clarke<Miller Clarke Super Fund A/C>.Class Fully paid ordinary shares.12 December 2019, 5 cent listed options.Number acquired 190,625 fully paid ordinary shares acquired on 5December 2019 by the exercise of 12 December2019 options.Number disposed 190,625 12 December 2019 options exercised.Value/Consideration Options exercised at $0.05 per option.Note: If consideration is non-cash, provide details and estimatedvaluation.No. of securities held after change 1,656,250 fully paid ordinary shares held byMichelle Miller;1,500,000 fully paid ordinaryshares held by Michelle Miller + Peter Clarke<Miller Clarke Super Fund A/C>.Nature of change Exercise of options.Example: on-market trade, off-market trade, exercise of options,issue of securities under dividend reinvestment plan, participation inbuy-back.----- End of picture text -----

Appendix 3Y Change of Director’s Interest Notice

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 Nil.Nature of interest N/A.Name of registered holder N/A.(if issued securities)Date of change N/A.No. and class of securities to which N/A.interest related prior to changeNote: Details are only required for a contract in relation to whichthe interest has changed.Interest acquired N/A.Interest disposed N/A.Value/Consideration N/A.Note: If consideration is non-cash, provide details and an estimatedvaluation.Interest after change N/A.----- End of picture text -----

Part 3 –[+] Closed period

art 3 –+Closed period
Were the interests in the securities orcontracts detailed above traded during a+closed period where prior writtenclearance was required?	No.
If so, was prior written clearanceprovided to allow the trade to proceedduring this period?	N/A.
If prior written clearance was provided,on what date was thisprovided?	N/A.

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011