NANOSONICS LIMITED — Director's Dealing 2012

Apr 9, 2012

==> picture [181 x 55] intentionally omitted <==

10 April 2012

Company Announcements Office Australian Securities Exchange

Change in Director’s Interests

Nanosonics Limited (ASX:NAN) advises that a director, Mr Richard England, has purchased 25,000 shares in the Company on-market. The Company also advises that the interests of a director, Dr Ron Weinberger, have changed following the issue of Options under the Nanosonics Employee Share Scheme.

Appended below are the relevant Appendix 3Y notices, Notice of Change in Director’s Interest.

==> picture [123 x 57] intentionally omitted <==

McGregor Grant Company Secretary & CFO

Nanosonics Limited ABN 11 095 076 896 Unit 24 566 Gardeners Road Alexandria NSW 2015 Australia Tel: +61 2 8063 1600 Fax: +61 2 9317 5010 Email: info@nanosonics.com.au w: www.nanosonics.com.au

==> picture [181 x 55] intentionally omitted <==

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 30/9/2001.

Name of entity Nanosonics Limited ABN 11 095 076 896

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	Richard Anthony Fountayne England
Date of last notice	22ndApril 2010

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 the relevant interest.	Domkirke Pty Limited
Date of change	20thApril 2010
No. of securities held prior to change	a) Indirect holdings: 25,000 b) Direct holdings: 50,000 unquoted options held in the General Share Option Plan
Class	Ordinary shares, fully paid.
Number acquired	25,000
Number disposed	None
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	$13,750.00
No. of securities held after change	a) Indirect holdings: 50,000 ordinary shares fully paid. b) Direct holdings: 50,000 unquoted options held in the General Share Option Plan.
Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back	On-market purchase

Part 2 – Change of director’s interests in contracts

==> picture [181 x 55] intentionally omitted <==

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 None Nature of interest Name of registered holder (if issued securities) Date of change No. and class of securities to which interest related prior to change Note: Details are only required for a contract in relation to which the interest has changed Interest acquired Interest disposed Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation Interest after change

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 30/9/2001.

Name of entity Nanosonics Limited ABN 11 095 076 896

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	Dr Ronald Peter Weinberger
Date of last notice	25 January 2012

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	a) Indirect Interest b) Direct Interest c) Indirect Interest
Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest.	a) Shares held under the Nanosonics Deferred Employee Share Plan b) Fully Paid Shares c) Options
Date of change	10 April 2012
No. of securities held prior to change	a) 114,083 Shares held under the Nanosonic Deferred Employee Share Plan b) 693,930 Fully Paid Shares c) 20,689 Options held in the Nanosonics Employee Share Option Plan
Class	a) Ordinary Shares b) Ordinary Shares c) Options

• See chapter 19 for defined terms.

Appendix 3Y Page 1

11/3/2002

Appendix 3Y Change of Director’s Interest Notice

Number acquired	30,970Unquoted options to acquire ordinaryshares
Number disposed	N/A
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	NIL
No. of securities held after change	a) 114,083 (Indirect) Shares held in the Nanosonics Deferred Employee Share Plan b) 693,930 (Direct) Fully Paid Shares c) 51,659 (Indirect) Options held in the Nanosonics Employee Share Option Plan
Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back	Issue of Options in under the terms and conditions of the Nanosonics Employee Share Option Plan

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
Name of registered holder (if issued securities)
Date of change
No. and class of securities to which interest related prior to change Note: Details are only required for a contract in relation to which the interest has changed
Interest acquired
Interest disposed
Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation
Interest after change

• See chapter 19 for defined terms.

Appendix 3Y Page 2

11/3/2002

Appendix 3Y Change of Director’s Interest Notice

Part 3 –[+] Closed period

Were the interests in the securities or contracts detailed above traded during a[+] closed period where prior written clearance was required? If so, was prior written clearance provided to allow the trade to proceed during this period? If prior written clearance was provided, on what date was this provided?

Director: Dr Ronald Peter Weinberger Date 10 April 2012

• See chapter 19 for defined terms.

Appendix 3Y Page 3

11/3/2002