Sunstone Metals Online Annual Report 2025

Note 18. Share-based payments continued (a) Issue of Options and Performance Rights (continued) The tables below outline the key details for all options and performance rights outstanding as at 30 June 2025: Options: Grant Date Options Outstanding Expiry Date Value per Option Total Value $ Exercise Price Share price at Grant Date Share Volatility Risk Free rate of return 17 October 2023 12,000,000 16 Oct 26 $0.0044 52,800 $0.042 $0.014 85% 4.095% 6 February 2024 6,000,000 5 Feb 27 $0.0044 26,400 $0.042 $0.011 102% 4.095% 24 October 2024 510,144,149 24 Oct 26 $0.0031 1,561,041 $0.0075 $0.006 105% 3.973% 528,144,149 1,640,241 Weighted average remaining life: 1.3 years Performance Rights: Grant Date Rights Outstanding Expiry Date Value per Right Total Value $ Vesting Condition Share price at Grant Date Share Volatility Risk Free rate of return 31 Oct 2022: Tranche 1 7,733,335 31 Oct 25 $0.0183 141,520 $0.090 $0.031 131% 3.37% 31 Oct 2022: Tranche 2 7,733,333 31 Oct 25 $0.0249 192,560 TSR $0.031 131% 3.37% 31 Oct 2022: Tranche 3 7,733,332 31 Oct 25 $0.0154 119,093 $0.135 $0.031 131% 3.37% 17 Oct 2023: Tranche 1 8,300,000 17 Oct 26 $0.0072 59,760 $0.067 $0.014 85% 4.095% 17 Oct 2023: Tranche 2 8,300,000 17 Oct 26 $0.0121 100,430 TSR $0.014 85% 4.095% 17 Oct 2023: Tranche 3 8,300,000 17 Oct 26 $0.0062 51,460 $0.085 $0.014 85% 4.095% 24 Oct 2024: Tranche 1 50,038,001 30 Jun 27 $0.0033 165,125 $0.0227 $0.006 85% 3.503% 24 Oct 2024: Tranche 2 50,038,004 30 Jun 27 $0.0026 130,099 $0.0341 $0.006 85% 3.503% 148,176,005 960,047 Weighted average remaining life: 1.6 years Notes to the Financial Statements for the year ended 30 June 2025 58 Sunstone Metals Limited Annual Report 2025

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