BRIGHTSTAR RESOURCES LIMITED — M&A Activity 2025

Nov 20, 2025

ASX Announcement

21 November 2025

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SCHEMES BECOME EFFECTIVE

Aurumin Limited (ASX: AUN) ( Aurumin or the Company ) is pleased to announce that the schemes of arrangement under which Brightstar Resources Limited (ASX:BTR) ( Brightstar ) will acquire 100% of the shares of Aurumin ( Share Scheme ) and all Aurumin options will be cancelled in exchange for new Brightstar options ( Option Scheme ) (together, the Schemes ) are now legally effective following lodgement of the copy of the orders of the Supreme Court of Western Australia in relation to the Schemes with the Australian Securities and Investments Commission. A copy of the orders is attached to this announcement.

Aurumin expects that Aurumin shares will be suspended from trading on ASX at close of trading today, 21 November 2025.

Aurumin shareholders registered on the Aurumin share register at 4.00pm (AWST) on Tuesday, 25 November 2025 ( Record Date ) will receive one (1) new Brightstar share for every four (4) Aurumin shares ( Exchange Ratio ) held in accordance with the terms of the Share Scheme, and Aurumin optionholders registered on the Aurumin option register on the Record Date will be entitled to receive new Brightstar options at the same Exchange Ratio in accordance with the terms of the Option Scheme (the Scheme Consideration ).[1]

It is expected that the Schemes will be implemented, and that the Scheme Consideration will be issued, on Tuesday, 2 December 2025, and that Aurumin will be removed from the official list of ASX with effect from the close of business on Wednesday, 3 December 2025.

The Aurumin Board has authorised this announcement for release.

ENDS

For further information, please contact

Daniel Raihani

Managing Director

Phone: +61 (8) 6555 2950 Email: admin@aurumin.com.au Website: www.aurumin.com.au Post: PO Box 446, Subiaco WA 6904

1 Other than Ineligible Foreign Shareholders or Non-electing Small Shareholders (who, in the case of Non-electing Small Shareholders only, do not provide an Opt-in Notice to receive New Brightstar Shares), who will receive their respective pro rata proportion of the Sale Proceeds of the New Brightstar Shares which would otherwise have been issued to them under the Share Scheme. Further details are set out in sections 3.5 and 3.14(c) of the Scheme Booklet dated 9 October 2025.

aurumin.com.au

1

ASX:AUN

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IN THE SUPREME COURT OF WESTERN AUSTRALIA

COR/148/2025

EX PARTE: AURUMIN LIMITED (ACN 639 427 099) AND BRIGHTSTAR RESOURCES LIMITED (ACN 100 727 491)

Plaintiff

Interested Party

_____________________________________________________________________

ORDERS OF JUSTICE HILL MADE ON 19 NOVEMBER 2025

_____________________________________________________________________

UPON THE APPLICATION of the plaintiff by originating process filed 18 September 2025, and UPON HEARING J M Healy, of counsel for the plaintiff, IT IS ORDERED that:

1. Pursuant to section 411(4)(b) of the Corporations Act 2001 (Cth) ( Act ):

   • (a) the scheme of arrangement between Aurumin Limited ( Aurumin ) and the holders of one or more fully paid ordinary shares in the capital of Aurumin ( Shareholders ) ( Share Scheme ), the terms of which are contained at pages 642-659 within Annexure "EJM-3" to the affidavit of Emily Jane May affirmed on 7 October 2025, is approved; and

   • (b) the scheme of arrangement between Aurumin and the holders of unlisted options to acquire shares in the capital of Aurumin ( Optionholders ) ( Option Scheme ), the terms of which are contained at pages 683-702 within Annexure "EJM-3" to the affidavit of Emily Jane May affirmed on 7 October 2025, is approved.

2. Pursuant to section 411(12) of the Act, Aurumin be exempted from compliance with section 411(11) of the Act in relation to the Share Scheme and Option Scheme.

3. An office copy of these orders be lodged with the Australian Securities and Investments Commission by 5.00pm AWST on 21 November 2025.

BY THE COURT

THE HONOURABLE JUSTICE J HILL

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