St. Barbara Ltd. · ASX:SBM
St. Barbara — Shareholder Meeting (November 2025)
21 slides from St. Barbara's shareholder meeting presentation, Nov 20, 2025
Slide 1: Presentations to 2025 Annual General Meeting
20 November 2025 Presentations to 2025 Annual General Meeting Attached are the Chair’s address and the Managing Director and CEO’s presentation to the 2025 Annual General Meeting being held today. The meeting will be held in person at The Parmelia Hilton, 14 Mill Street, Perth, Western Australia at
Slide 2: Chair's Address
CHAIR’S ADDRESS 2025 Annual General Meeting, 20 November 2025 The 2025 financial year saw continued progress on our Simberi and Atlantic growth projects, alongside the successful extension of oxide processing at Simberi to maintain business continuity until the transition to sulphide ore. In prepari
Slide 3: Operational Performance
Operational Performance Throughout FY25, Simberi focused on maintaining business continuity and achieving operating break-even cash flow ahead of the expansion. This strategy reduces risk, strengthens operational readiness, and avoids disruption for our workforce, communities, and landowner partners
Slide 4: Conclusion
Conclusion As we move into FY26, we will continue applying discipline to our assessment of strategic options and funding pathways for our two major growth projects. With both the Simberi Expansion Project and the Atlantic Growth Projects advancing, the Company is well positioned to progress into dev
Slide 5: 2025 Annual General Meeting Presentation
2025 Annual General Meeting Presentation Andrew Strelein, Managing Director & CEO 20 November 2025
Slide 6: Disclaimer
2 Disclaimer This presentation has been prepared by St Barbara Limited (“Company”). The material contained in this presentation is for information purposes only. This presentation is not an offer or invitation for subscription or purchase of, or a recommendation in relation to, securities in the Com
Slide 7: Disclaimer
3 Disclaimer JORC Code It is a requirement of the ASX Listing Rules that the reporting of (amongst other things) exploration results and mineral resources in Australia comply with the 2012 edition of the Joint Ore Reserves Committee’s Australasian Code for Reporting of Exploration Results, Mineral R
Slide 8: Corporate Overview
Corporate Overview
Slide 9: St Barbara Asset Portfolio
5 St Barbara Asset Portfolio Simberi Operations, Papua New Guinea Atlantic Projects, Nova Scotia, Canada Simberi Operations Atlantic Projects Ore Reserves 44.3Mt @ 1.8 g/t for 2.6Moz Au Ore Reserves 38.3Mt @ 1.1 g/t for 1.4Moz Au Mineral Resources 110.7Mt @ 1.4 g/t for 4.9Moz Au Mineral Resources 56
Slide 10: FY24 and FY25 Strategic Outcomes
FY24 and FY25 Strategic Outcomes
Slide 11: Strategic Focus Scorecard
7 Strategic Focus Scorecard Delivering on our Plan Simberi Operations Status Extend oxide production through FY25 and into FY26 Exceeded – Oxides extended to FY28 Sulphide Mineral Resource and Ore Reserve extension drilling Complete – 1.5Moz converted Revisit Sulphide Expansion development plan by F
Slide 12: FY26 Strategic Priorities
FY26 Strategic Priorities
Slide 13: Simberi Oxide Operations
9 Simberi Oxide Operations • Simberi open pit mine is transitioning from processing remnant oxides to a high annual production / low-cost sulphide processing operation • FY26 guidance of 54 – 70koz of gold at All-in Sustaining Costs (AISC) of A$4,000 to 4,400/oz1 o Oxide remnant mining avoids disrup
Slide 14: Simberi Sulphide Expansion Project
10 Simberi Sulphide Expansion Project1 Simberi Operations • Total gold production of 2.2 Moz (FY26 – FY38) • Simberi Expansion Project Life Of Mine Plan extends to 13 years (2038) • Average annual gold production over 200 kozpa • All-in Sustaining Cost of between US$1,200 – US$1,300/oz • Initial Pro
Slide 15: Simberi Sulphides Expansion Project
11 Simberi Sulphides Expansion Project Indicative Timeline (based on FID in Q3 FY26)
Slide 16: Mining Lease Extension & PNG IRC Tax Update
12 Mining Lease Extension & PNG IRC Tax Update • Mining Lease early renewal and • Mining Lease Extension Progress Update: PNG IRC tax assessment o Early renewal application registered in November 2024 with strong support progressing. from all landowners, Regional Governor, and Local MPs • A response
Slide 17: Simberi Sulphides Expansion Project
13 Simberi Sulphides Expansion Project Next Steps for FY26 • Resolution of PNG IRC tax assessment • Mining Lease early renewal approval • Continue Early Works Packages and Pre-Expansion Growth capital projects only for specific long-lead items. The timeline for other early works will be rescheduled
Slide 18: Atlantic Development Projects
14 Atlantic Development Projects • Three advanced gold development projects (15-Mile, Beaver Dam and Cochrane Hill) with combined 1.4Moz in Ore Reserves • 15-Mile to become Processing Hub, utilising the relocated Touquoy mill, with potential additional ore trucked ~60km from Beaver Dam and ~70km fro
Slide 19: Nova Scotia Permitting Improvements
15 Nova Scotia Permitting Improvements • Nova Scotia government designates gold as Provincial Strategic Mineral (May 2025) • Specialist Large Industrial File Team (LIFT) created within Nova Scotia Department of Environment and Climate Change (NSECC) to pool expertise in large industrial projects fro
Slide 20: 15-Mile Processing Hub Project Development
16 15-Mile Processing Hub Project Development Indicative Timeline Stage FY26 FY27 FY28 FY29 FY30 Consolidated PFS Feasibility Study Environmental Assessment (Prep & Approval)1 Final Investment Decision Industrial Approval & Other permits Detailed Engineering Site construction Works Commissioning/ Op
Slide 21: St Barbara
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