Announcement PDF Form 603 Corporations Act 2001 Section 671B Notice of initial substantial holder To Company Name/Scheme Musgrave Minerals Limited (Musgrave) ACN/ARSN ACN 143 890 671 1. Details of substantial holder (1) Westgold Resources Limited ACN 009 260 306 (Westgold) and each of its subsidiaries, including those listed in Annexure A as updated from time to time and available from Westgold on request (Westgold Subsidiaries) Name ACN / ARSN (if applicable) Westgold is required to give this notice under section 671B(1)(c) of the Corporations Act as it is making a takeover bid for Musgrave. See above. The holder became a substantial holder on 09/06/2023 2. Details of 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 on the date the substantial holder became a substantial holder are as follows: Class of securities (4) Fully paid ordinary shares (Shares) Number of securities Persons’ votes (5) Voting power (6) 14,676,045 14,676,045 2.48% 3. Details of relevant interests 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 Westgold Nature of relevant interest (7) Relevant interest pursuant to section 608(1)(a) of the Corporations Act 2001 (Cth) (Corporations Act) as the registered or beneficial holder of the Shares. Class and number of securities 14,676,045 Shares 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 Westgold Westgold Westgold Argonaut Securities (Nominees) Pty Ltd <ASPL Client No 1 A/C> Person entitled to be registered as holder (8) Westgold Westgold Class and number of securities 5,452,029 Shares 9,224,016 Shares 5. Consideration The consideration paid for each relevant interest referred to in 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 Westgold 16 March 2023 Cash $49,300.48 Non-cash - 281,717 Shares Westgold 24 March 2023 $797,200.00 - 4,000,000 Shares Westgold 24 April 2023 $12,976.88 - 57,675 Shares Westgold 26 April 2023 $134,095.06 - 609,523 Shares Westgold 27 April 2023 $940,522.22 - 4,275,101 Shares 6. Associates The reasons the persons named in paragraph 3 above are associates of the substantial holder are as follows: Name and ACN/ARSN (if applicable) Westgold Subsidiaries Nature of association The Westgold Subsidiaries are associates of Westgold pursuant to section 12(2)(a)(i) of the Corporations Act 7. Addresses The addresses of persons named in this form are as follows: Name Westgold and each Westgold Subsidiary Address Level 6, 200 St Georges Terrace Perth WA 6000 Signature print name Susan Patricia Park capacity date sign here Company Secretary 12/06/2023 DIRECTIONS (1) (2) (3) (4) (5) (6) (7) 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 if the membership of each group, with the names and addresses of members is clearly set out in paragraph 7 of the form. See the definition of “associate” in section 9 of the Corporations Act 2001. See the definition of “relevant interest” in sections 608 and 671B(7) of the Corporations A. 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 associate has a relevant interest in. The person’s votes divided by the total votes in the body corporate or scheme multiplied by 100. Include details of: 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 (b) (8) (9) 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 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 “unknown”. 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. Annexure A This is Annexure A of 1 page referred to in Form 603 Notice of initial substantial holder signed by me and dated 09 June 2023. print name Susan Patricia Park sign here Westgold Subsidiary Aragon Resources Pty Ltd Big Bell Gold Operations Pty Ltd Westgold Mining Services Pty Ltd Capacity Company Secretary Date 12/06/2023 ACN 114 714 662 090 642 809 080 756 172