PTR MINERALS LTD — Major Shareholding Notification 2025

Mar 17, 2025

FORM 604 Corporations Act 2001 Section 671B

NOTICE OF CHANGE OF INTERESTS OF SUBSTANTIAL HOLDER

To: Company Name/Scheme PTR - Petratherm Ltd ACN/ARSN 106 806 884

1. Details of Substantial Holder(1)

Name Acorn Capital Limited ACN/ARSN (if applicable) 082 694 531 There was a change in the interests of the 14/03/2025 substantial holder on The previous notice was given to the company on 25/11/2024 The previous notice was dated 25/11/2024

2. Previous and present voting power

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 when last required, and when now required, to give a substantial holding notice to the company or scheme, are as follows:

Class of Securities (4)	Previous notice	Previous notice	Present Notice	Present Notice
	Person's votes	Voting power (5)	Person's votes	Voting power (5)
Ordinary	19,481,844	5.62%	28,168,420	8.15%

3. Changes in relevant interests

Particulars of each change in, or change in the nature of, a relevant interest of the substantial holder or an associate in voting securities of the company or scheme, since the substantial holder was last required to give a substantial holding notice to the company or scheme are as follows:

Date of Change	Person whose relevantinterest changed	Nature ofchange (6)	Consideration given inrelation to change (7)	Class and number ofsecurities affected	Person's votesaffected
See Annexure A

Page 1 of 3

4. Present relevant interests

Particulars of each relevant interests of the substantial holder in voting securities after the change are as follows:

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----- Start of picture text ----- Holder of Relevant Interest Registered Holder of Securities Person Entitled to be Nature of relevant interest (6) Class and Person'sRegistered as Holder (8) Number of VotesSecuritiesAcorn Capital Ltd BNP Paribas Securities BNP Paribas Securities In its capacity as investment 2,756,689 2,756,689Services Australia Branch Services Australia Branch manager for varioussuperannuation funds,Acorn Capital Ltd Northern Trust Northern Trust institutional investor portfolios 3,049,796 3,049,796and unit trusts has the powerto exercise , or control of, aright attached to the securitiesand has the power to disposeAcorn Capital Ltd JP Morgan Chase Nominees JP Morgan Chase 3,656,932 3,656,932Nominees of, or control the exercise of apower to dispose of, thesecurities.Acorn Capital Ltd State Street Bank and Trust State Street Bank and Trust 6,384,323 6,384,323Acorn Capital Ltd Citicorp Nominees Citicorp Nominees 12,320,680 12,320,680----- End of picture text -----

5. Changes in Associates

The persons who have become associates (2) of, ceased to be associates, or have change the nature of their association (9) with, the substantial holder in relation to voting interests in the company or scheme are as follows:

Name and ACN/ARSN (if applicable) Name of Association

6. Addresses

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

Name	Address
All Relevant Holders	C/O Acorn Capital Limited, Level 4, 2 Russell Street, Melbourne Victoria 3000

Print Name	PAUL PALUMBO	Capacity	Director
Sign Here		Date	17/03/2025

Annexure A

This Annexure A referred to in the Form 604 Notice of Change of Interests of Substantial Holder signed by me and dated 17/03/2025

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.................................................. PAUL PALUMBO Director

17-Nov-2024 to 14-Mar-2025

Date Of Change	Person whose relevant interestchanged	Nature of Change	Consideration given inrelation to change	Consideration given inrelation to change	Consideration given inrelation to change	Consideration given inrelation to change	Person's votesaffected
21/11/202422/11/202425/11/202404/12/202412/12/202431/12/202429/01/202506/02/202511/03/2025	Acorn Capital LtdAcorn Capital LtdAcorn Capital LtdAcorn Capital LtdAcorn Capital LtdAcorn Capital LtdAcorn Capital LtdAcorn Capital LtdAcorn Capital Ltd	PurchasePurchasePurchaseSaleSalePurchaseSalePurchasePurchase		$738,936.69$479,678.07$84,968.45-$107,596.84-$133,996.46$8,640.96-$46,730.53$245,462.05$1,799,999.96		4,353,843ordinary shares2,416,798ordinary shares430,529ordinary shares-265,611ordinary shares-440,000ordinary shares27,947ordinary shares-107,818ordinary shares859,711ordinary shares8,181,818ordinary shares	4,353,8432,416,798430,529-265,611-440,00027,947-107,818859,7118,181,818