PTR MINERALS LTD — Major Shareholding Notification 2011

Aug 21, 2011

Facsimile Transmission

To: Mr Donald Stephens, Company Secretary, Petratherm Fax: (08) 8272 8141 Ltd, Unley SA Company Announcements Office, Australian 1300 135 638 Securities Exchange From: Hayley Tai (02 6201 1956) Pages: 3 (including this cover sheet) 22 August 2011 Date:

Form 603 - Initial substantial shareholding notice - PTR Re:

Please find attached a completed Form 603 relating to our shareholdings in Petratherm Ltd.

Regards,

Hayley Tai Investment Services Officer

Phone 1800 021 227 Email trustadmin@australianethical.com.au Facsimile 02 6201 1987 Website www.australianethical.com.au Post GPO Box 2435 Canberra ACT 2601 Australian Ethical Investment Ltd ABN 47 003 188 930 AFSL 229949 ® Registered trademark of Australian Ethical Investment Ltd.

IMPORTANT: This facsimile does not take into account your financial situation or what you want or need for your financial future. It is important for you to consider these matters, and our current product disclosure statements (PDS), before you make an investment decision. A PDS is available from our website or by calling 1800 021 227. The facsimile (and any attachments) is confidential and for those to whom it is addressed. It should not be reproduced or disseminated unless authorised. Please tell the sender if you receive this facsimile in error. The contents and opinions expressed are not necessarily those of AEI Ltd.

603 page 1/2 15 July 2001

Form 603

Corporations Act 2001 Section 671B

Notice of initial substantial holder

To Company Name/Scheme	Petratherm Limited
ACN/ARSN	106 806 884
1. Details of substantial holder (1) Name ABN	National Nominees Ltd as Custodian for Australian Ethical Smaller Companies Trust ARSN 089 919 175
The holder became substantial on	19/08/2011

2. Details of voting power

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The total number of votes attached to all the voting shares in the company or voting interests in the scheme that the substantial holder or an associate (2) had a relevant interest (3) in on the date the substantial holder became a substantial holder are as follows:

Class of securities (4)	Number of securities	votes (5) Person's	Voting power (6)
E/D Ordinary	10.599.485	10.599.485	731%
CARL AREA AND

Details of relevant interests $3.$

The nature of the relevant interest the substantial holder or an associate had in the following voting securities on the date the substantial holder became a substantial holder are as follows:

Holder of relevant interest	Nature of relevant interest (7)	Class and number of securities
National Nominees Ltd as Custodian for Australian Ethical Smaller Companies Trust		10,599,485 Ordinary F/P

4. Details of present registered holders

The persons registered as holders of the securities referred to in paragraph 3 above are as follows:

Holder of relevant interest	Registered holder of securities	Person entitled to be	Class and number of securities
		registered as holder (8)
National Nominees Ltd as	National Nominees Ltd as	National Nominees Ltd as
Custodian for Australian	Custodian for Australian	Custodian for Australian	10,599,485 Ordinary F/P
Ethical Smaller Companies	Ethical Smaller Companies	Ethical Smaller Companies
Trust	Trust	Trust

5. Consideration

The consideration paid for each relevant interest referred to paragraph 3 above, and acquired in the four months prior to the day that the substantial holder became a substantial holder is as follows:

Holder of relevant interest	Date of acquisition	Consideration (9)		Class and number of securities
		Cash	Non-cash
National Nominees Ltd as Custodian for Australian Ethical Smaller Companies Trust	19/08/2011	\$600,000.00		10.599,485 Ordinary F/P

6. Associates

The reasons the persons named in paragraph 3 above are associates of the substantial holder are as follows:

603 page 2/2 15 July 2001

Name and ACN/ARSN (if t applicable)	__ ------ Nature of association ___ -----------
	______ $- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -$
______	--------------------------------------- _________

7. Addresses

The addresses of persons named in this form are as follows:

Name ---------------------------------------	Address
National Nominees Ltc	Level 12, 500 Bourke St, MELBOURNE VIC 3000
Australian Ethical Smaller rus! Companies	CANBERRA ACT 2601 GPO Box 2435.

Signature

Print name Havley Tai		Capacity: Investment Services Officer
Sign here	uλ	date: 22 /08/2011

DIRECTIONS

• (1) If there are a number of substantial holders with similar or related relevant interests (eg. A corporation and its related corporations, or the manager and trustee of an equity trust), the names could be included in an annexure to the form. If the relevant interests of a group of persons are essentially similar, they may be referred to throughout the form as a specifically named group, with the names and addresses is clearly set out ion paragraph 7 of the form.
• (2) See the definition of "associate" in section 9 of the Corporations Act 2001.
• (3) See the definition of "relevant interest" in sections 608 and 671B(7) of the Corporations Act 2001.
• (4) The voting shares of a company constitute one class unless divided into separate classes.
• The total number of votes attached to all the voting shares in the company or voting interests in the scheme (if any) that the person or an $(5)$ associate has a relevant interest in.
• (6) The person's votes divided by the total votes in the body corporate or scheme multiplied by 100.

Include details of: $(7)$

any relevant agreement or other circumstances by which the relevant interest was acquired. If subsection 671B(4) applies, a copy of any $(a)$ document setting out the terms of any relevant agreement, and a statement by the person giving full and accurate details of any contract, scheme or arrangement, must accompany this form, together with a written statement certifying this contract, scheme or arrangement; and

any qualification of the power of a person to exercise, control the exercise of, or influence the exercise of, the voting powers or disposal of $(b)$ the securities to which the relevant interest relates (indicating clearly the particular securities to which the qualification applies).

See the definition of "relevant agreement" in section 9 of the Corporations Act 2001.

• If the substantial holder is unable to determine the identity of the person (eg. If the relevant interest arises because of an option) write $(8)$ "unknown".
• $(9)$ Details of the consideration must include any and all benefits, money and other, that any person from whom a relevant interest was acquired has, or may, become entitled to receive in relation to that acquisition. Details must be included even if the benefit is conditional on the happening or not of a contingency. Details must be included of any benefit paid on behalf of the substantial holder or its associate in relation to the acquisitions, even if they are not paid directly to the person from whom the relevant interest was acquired.