Sunstone Metals Online Annual Report 2025

Note 18. Share-based payments continued (a) Issue of Options and Performance Rights (continued) During the 2025 financial year 125,076,005 performance rights were granted with the following performance conditions attached: Grant date Tranche 1 Tranche 2 Tranche 3 2 Jul 2024 On or before 30 June 2025, the closing price of the Company’s shares is higher than $0.0232. TSR performance as measured against the ASX Small Resources Index as follows: – Performance below the index no shares will vest – Performance equal to the index will see 50% vest, increasing linearly with outperformance of the index by up to 25%, such that 100% of shares will vest should Sunstone’s performance be greater than 25% above the index performance. Testing at 30 June 2025. On or before 30 June 2025, the closing price of the Company’s shares is higher than $0.0310. 2 Jul 2024 On or before 30 June 2025, the closing price of the Company’s shares is higher than $0.0177. TSR performance as measured against the ASX Small Resources Index as follows: – Performance below the index no shares will vest – Performance equal to the index will see 50% vest, increasing linearly with outperformance of the index by up to 25%, such that 100% of shares will vest should Sunstone’s performance be greater than 25% above the index performance. Testing at 30 June 2025. On or before 30 June 2025, the closing price of the Company’s shares is higher than $0.0236. 24 Oct 2024 The 50-day volume weighted average share price of the Company at 30 June 2027 is at, or above, $0.02274. The 50-day volume weighted average share price of the Company at 30 June 2027 is at, or above, $0.03411. N/A (b) Amortisation expense of Options and Performance Rights The amortised expense for performance rights in the consolidated statement of profit or loss and other comprehensive income for the year ended 30 June 2025 was $149,653 (2024: $121,495). A further $134,410 (2024: $205,892) was capitalised as it related to employees working exclusively on the exploration projects including Ecuadorian staff. Expense for options was $31,535 (2024: $47,665). Notes to the Financial Statements for the year ended 30 June 2025 60 Sunstone Metals Limited Annual Report 2025

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