Announcement PDF Form 604 Corporations Act 2001 Section 671B Notice of change of interests of substantial holder To Company Name/Scheme Kalgoorlie Gold Mining Ltd (KAL) ACN/ARSN 645 666 164 1. Details of substantial holder (1) Name Regal Funds Management Pty Limited and its associates (see Annexure 1) ACN/ARSN (if applicable) - There was a change in the interests of the substantial holder on 25/09/2025 The previous notice was given to the company on 21/03/2025 The previous notice was dated 19/03/2025 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: Previous notice Class of securities (4) Person's votes 52,733,917 ORDINARY Current notice Voting power (5) Person's votes 14.14% Voting power (5) 47,733,917 11.92%* *The % substantial is based on the shares on issue of 400,587,478 as disclosed by the Company on 24-09-2025. 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: Holder of relevant interest Date of acquisition Consideration (9) Class and number of securities See Annexure 2 4. Present relevant interests Particulars of each relevant interest of the substantial holder in voting securities after the change are as follows: Holder of relevant interest Registered holder of securities Person entitled to be registered as holder (8) Regal Funds Management Pty Ltd and its associates UBS NOMINEES PTY LTD UBS AG, AUSTRALIA BRANCH Regal Funds Management Pty Ltd and its associates HSBC CUSTODY NOMINEES (AUSTRALIA) LIMITED A/C 2 MORGAN STANLEY & CO INTL PLC Regal Funds Management Pty Ltd and its associates MERRILL LYNCH (AUS) NOMINEES PTY LTD MERRILL LYNCH INTERNATIONAL LIMITED Nature of relevant interest (6) Power to control the exercise of a power to dispose of securities Power to control the exercise of a power to dispose of securities Power to control the exercise of a power to dispose of securities Class and number of securities Person's votes 34,423,476 ORDINARY 34,423,476 5,440,298 ORDINARY 5,440,298 2,870,143 ORDINARY 2,870,143 Regal Funds Management Pty Ltd and its associates J.P. MORGAN PRIME NOMINEES LTD J.P MORGAN SECURITIES PLC Regal Funds Management Pty Ltd and its associates CITICORP NOMINEES PTY LIMITED CITIGROUP GLOBAL MARKETS LIMITED Power to control the exercise of a power to dispose of securities Power to control the exercise of a power to dispose of securities 2,000,000 ORDINARY 2,000,000 3,000,000 ORDINARY 3,000,000 5. Changes in association The persons who have become associates (2) of, ceased to be associates of, or have changed 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) Nature of association N/A 6. Addresses The addresses of persons named in this form are as follows: Name Address REGAL FUNDS MANAGEMENT PTY LIMITED REGAL PARTNERS LIMITED LEVEL 46, GATEWAY, 1 MACQUARIE PLACE, SYDNEY NSW 2000 LEVEL 46, GATEWAY, 1 MACQUARIE PLACE, SYDNEY NSW 2000 Signature print name Ian Cameron sign here capacity Director date 29/09/2025 Annexure 1 Details of Substantial Holders ACN Name 107 576 821 REGAL FUNDS MANAGEMENT PTY LIMITED 129 188 450 REGAL PARTNERS LIMITED Annexure 2 Changes in Relevant Interests Date Person whose relevant interest changed Nature of Change Consideration given in relation to change Number of securities affected Class of securities Persons votes affected Regal Funds Management Pty Limited (and Regal Partners Limited by virtue of control of Regal Funds 4/04/2025 Management Pty Limited) Sell 1072643.80 19863774 Ordinary 19863774 Regal Funds Management Pty Limited (and Regal Partners Limited by virtue of control of Regal Funds 4/04/2025 Management Pty Limited) Buy 1072643.80 19863774 Ordinary 19863774 Regal Funds Management Pty Limited (and Regal Partners Limited by virtue of control of Regal Funds 7/04/2025 Management Pty Limited) Sell 1040000.00 20000000 Ordinary 20000000 Regal Funds Management Pty Limited (and Regal Partners Limited by virtue of control of Regal Funds 7/04/2025 Management Pty Limited) Buy 1040000.00 20000000 Ordinary 20000000 Regal Funds Management Pty Limited (and Regal Partners Limited by virtue of control of Regal Funds 25/09/2025 Management Pty Limited) Sell 210000.00 5000000 Ordinary 5000000