Slide 1: Second Quarter 2026 Operating and Financial Results
Second Quarter 2026 Operating and Financial Results August 6, 2026
Slide 2: Today's Speakers
Today's Speakers GERARD MARIUS VAN BHUVANESH VALERIE BOND NIEKERK MALHOTRA BURNS President & Chief EVP, Chief EVP, Chief Director, Investor Executive Officer Financial Officer Operating Officer Relations
Slide 3: Cautionary Statements
Cautionary Statements Cautionary Note Regarding Forward-Looking Statements This presentation contains certain “forward-looking statements” and “forward-looking information” (collectively, “forward-looking statements”) within the meaning of applicable Canadian and United States securities laws which
Slide 4: A Strong Second Quarter - In Line with Plan
A Strong Second Quarter - In Line with Plan Gold Production 138,800 ounces Copper Production 2,700 tonnes Cash Costs1 $1,362 per ounce AISC1 $2,151 per ounce PRODUCTION FINANCIALS RETURNS BALANCE SHEET GROWTH Strong, safe production Record Adjusted Strong progress on the performance - up 7% Returned
Slide 5: On Track to Deliver 2026 Guidance
On Track to Deliver 2026 Guidance H2 production expected to increase, AISC expected to decrease H1 GOLD PRODUCTION H1 COPPER PRODUCTION H1 TOTAL CAPITAL INVESTMENT2 269 koz 5.9 kt $309M 48%1 42%1 48% GUIDANCE GUIDANCE GUIDANCE 520 - 590 koz 13 - 15 kt $645M $2,123/oz GUIDANCE H1 AISC3 H1 $1,750/oz $
Slide 6: Balanced Capital Allocation
Balanced Capital Allocation Sustaining, Growth & Exploration H1 2026 Capital Allocation1 Investing in mine and plant resilience Advancing the Waihi North Project and Palomino Underground Sustaining $165M2 Progressing record exploration spend Growth Share Buybacks & Dividends Buybacks & $118M Dividen
Slide 7: Strong Financial Performance and Per Share Metrics
Strong Financial Performance and Per Share Metrics EBITDA1 ($M) Operating Cash Flow ($M) Free Cash Flow1 ($M) Record Adjusted +84% +38% +8% EBITDA Margin1 61% Cash Balance EPS ($/share) Operating CFPS1,2 ($/share) Free Cash Flow1 ($/share) $655M +102% +43% +14% Revenue $647M 1. Non-IFRS financial me
Slide 8: Haile Delivers to plan, stronger H2 expected
Haile Delivers to plan, stronger H2 expected Q2 YTD 2026 Guidance Strong gold production supported by increased access to Ledbetter OP ore and higher-grade Safety (TRIFR)1 0.8 Horseshoe UG ore Gold Production koz 59.5 101.1 235 - 260 Further increase in production expected in Q3 and Q4, AISC2 $/oz 1
Slide 9: Macraes 6 millionth ounce produced in July
Macraes 6 millionth ounce produced in July Q2 YTD 2026 Guidance Innes Mills continued to deliver to plan, at 64% of the midpoint of full year production guidance Safety (TRIFR)1 1.4 Gold Production koz 41.4 92.9 135 - 155 Waste stripping progressing at Coronation North in preparation for ore access
Slide 10: Waihi Record mill throughput drives consistent production
Waihi Record mill throughput drives consistent production Q2 YTD 2026 Guidance Consistent production in Q2, on track for guidance Safety (TRIFR)1 1.6 AISC in Q2 impacted by processing of lower grade Gold Production koz 16.5 33.1 60 - 75 stockpile, expected to decrease in H2 AISC2 $/oz 2,840 2,485 2,
Slide 11: Waihi North Project Well on Track
Waihi North Project Well on Track Advancing toward the high-grade Wharekirauponga Underground KEY MILESTONES - COMPLETED Permits received to develop the Waihi North Project Q4 2025 Tunnelling contractor mobilized to site Q1 2026 Willows portal opening Q2 2026 Commencement of decline development Q2 2
Slide 12: Didipio Improved underground mine performance
Didipio Improved underground mine performance Q2 YTD 2026 Guidance Improved production despite mill downtime, due to Safety (TRIFR)1 0.2 higher grade mill feed reflecting increased UG tonnes Gold Production koz 21.4 41.8 85 - 105 Production expected to be higher, and AISC expected Copper Production
Slide 13: Investment Thesis
Focused on safe and responsible mining Committed to a safe workplace & high standards of environmental stewardship Commitment to delivery of Guidance Production expected to increase, AISC1 expected to decrease in H2 2026 Generate robust Free Cash Flow1 & maintain a strong balance sheet Investment Hi
Slide 14: Appendix
Py OCEANAGOLD Appendix
Slide 15: Diesel Price Sensitivity and Supply
Diesel Price Sensitivity and Supply No disruptions to operations to date due to Iran conflict Majority of diesel consumption is at Haile and Diesel consumption comprises ~6% of Macraes consolidated 2026 AISC1 guidance Diesel 80% of diesel is hedged at ~$65/bbl at Haile and 6% Macraes, to the end of
Slide 16: End Notes
End Notes Non-IFRS Financial Information Operating Cash Flow per share Free Cash Flow per share Operating Cash Flow per share has been calculated as cash flows provided by Free Cash Flow has been calculated as cash flows from operating activities, less operating activities divided by the fully dilut