BIOTRON LIMITED — Director's Dealing 2019

Dec 9, 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

10 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 Dr Susan Pond.

Yours sincerely

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Peter J. Nightingale Company Secretary

pjn10203

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	BIOTRON 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	Susan Pond
Date of last notice	9 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.

Direct or indirect interest	Indirect.
Nature of indirect interest(including registered holder)Note: Provide details of the circumstances giving rise to therelevant interest.	BT Portfolio Services Limited <D&S EffeneyS/F A/C> in which Susan Pond has an interest.
Date of change	5 December 2019.
No. of securities held prior to change	545,246 fully paid ordinary shares and 109,04912 December 2019, 5 cent listed options held byBT Portfolio Services Limited <D&S EffeneyS/F A/C>.
Class	Fully paid ordinary shares.12 December 2019, 5 cent listed options.
Number acquired	109,049 fully paid ordinary shares acquired on 5December 2019 by the exercise of 12 December2019 5 cent options.
Number disposed	109,049 12 December 2019 options exercised.
Value/ConsiderationNote: If consideration is non-cash, provide details and estimatedvaluation.	Options exercised at $0.05 per option.
No. of securities held after change	654,295 fully paid ordinary shares held by BTPortfolio Services Limited <D&S Effeney S/FA/C>.
Nature of changeExample: on-market trade, off-market trade, exercise of options,issue of securities under dividend reinvestment plan, participation inbuy-back.	Exercise of options.

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.

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 change
Note: Details are only required for a contract in relation to which
the 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 estimated
valuation.
Interest after change	N/A.

Part 3 –[+] Closed period

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

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011