Theta Gold Mines Ltd. · ASX:TGM
Theta Gold Mines — Australian Gold Conference 2026
39 slides from Theta Gold Mines's conference presentation, Oct 14, 2026
Slide 1: ASX Announcement and Media Release: Australian Gold Conference
14 October 2026 For personal use only ASX ANNOUNCEMENT AND MEDIA RELEASE (ASX: TGM) Australian Gold Conference – Investor Presentation Theta Gold Mines Limited (ASX: TGM) (Theta or the Company) is pleased to advise that Executive Director, Richie Yang will be presenting at the Australian Gold Confer
Slide 2: South Africa's Next Sustainable Gold Producer
rsonal use only THETA GOLD MINES LIMITED SOUTH AFRICA’S NEXT SUSTAINABLE GOLD PRODUCER Investor Presentation Australian Gold Conference Presenter: Richie Yang (Executive Director) Sydney, October 2026
Slide 3: Disclaimer
INVESTOR PRESENTATION | ASX: TGM Disclaimer FORWARD LOOKING AND CAUTIONARY STATEMENTS DISCLAIMER AND COMPETENT PERSONS STATEMENT This presentation may refer to the intention of Theta Gold Mines regarding estimates or future events which could be considered DISCLAIMER forward looking statements. Forw
Slide 4: Board & Executive Management
INVESTOR PRESENTATION | ASX: TGM Board & Executive Management rsonal use only BILL GUY RICHIE YANG BYRON DUMPLETON BRETT TANG HANSJOERG PLAGGEMARS CHING IU (SHARON) Executive Chairman Executive Director Non-Executive Director Non-Executive Director Non-Executive Director Non-Executive Director Execu
Slide 5: Company Overview
INVESTOR PRESENTATION | ASX: TGM Company Overview COMPANY SNAPSHOT (October 2026) TRANSVAAL GOLD MINING ESTATE LTD (TGME) SHARES ON ISSUE ON ASX 1,376 Million Theta Gold Mines Ltd (ASX:TGM) 74% Local Entrepreneur Trust 5% OPTIONS AND PERFORMANCE RIGHTS¹ (FULLY DILUTED Local BEE Entities (Landowners)
Slide 6: Table of Contents
Table of Contents Ore stockpile for plant commissioning rsonal use only 1 TGME Gold Project Summary 2 Funding Completion 3 TGME Gold Plant Construction 4 Transvaal Gold Mining Estates (TGME) 5 Appendix
Slide 7: Key Investment Highlights
TGME GOLD PROJECT SUMMARY THETA GOLD MINES | ASX: TGM Key Investment Highlights High-grade gold project with a 13.1-year mine life, including 8.8 years of reserves and 6.1Moz of resources rsonal use only Construction underway with ~USD 39m1 Spent todate – commissioning targeted for Q4’2026 / first g
Slide 8: Theta Gold at a Glance
TGME GOLD PROJECT SUMMARY THETA GOLD MINES | ASX: TGM Theta Gold at a Glance High-grade gold mine(s) located in South Africa’s most prolific gold region supported by existing infrastructure, a skilled workforce, and strong utility access Overview of Theta Gold Key statistics (100% basis) Mine locati
Slide 9: Robust economics and solid asset backing for the TGME Project
TGME GOLD PROJECT SUMMARY THETA GOLD MINES | ASX: TGM Robust economics and solid asset backing for the TGME Project NPV10 post-tax and annual EBITDA sensitivity to gold price assumptions (USD/oz) NPV10 Post-tax sensitivity (USDm)1,2 Annual EBITDA Sensitivity (USDm)1,2 rsonal use only 1,051 232 911 2
Slide 10: Mine Plan Overview
TGME GOLD PROJECT SUMMARY THETA GOLD MINES | ASX: TGM Mine Plan Overview Ramp up to peak production of ~115kozpa initially utilizing ready-to-access rock dumps and tailings, followed by ore feed from the Beta and Rietfontein mines Ore mined by source1,2 Commentary rsonal use only • Mining operations
Slide 11: Table of Contents
Table of Contents Terrance 2 under construction – Now complete rsonal use only 1 TGME Gold Project Summary 2 Funding Completion 3 TGME Gold Plant Construction 4 Transvaal Gold Mining Estates (TGME) 5 Appendix
Slide 12: Funding Completion
Funding Completion THETA GOLD MINES | ASX: TGM Deployment of TGME funded through a USD 90 million Nordic bond Transaction overview Sources (30 Sept 2026) rsonal use only • In June 2026 Theta Gold Mines Ltd ( the “Company”, or “Theta Gold”) issued USD Sources 90m senior secured bonds (the “Bonds” or
Slide 13: Table of Contents
Table of Contents TGME Gold Plant Construction in Progress rsonal use only 1 TGME Gold Project Summary 2 Funding Completion 3 TGME Gold Plant Construction 4 Transvaal Gold Mining Estates (TGME) 5 Appendix
Slide 14: Key Contracts Overview
TGME GOLD PLANT CONSTRUCTION THETA GOLD MINES | ASX: TGM Key Contracts Overview Key contracts already locked in, de-risking the Project Counterparty Description rsonal use only Power Supply • Electrical Supply Agreement to TGME • The supply, construction, commissioning and related works of the bulk
Slide 15: Schedule Overview – Project Schedule S-Curve
TGME GOLD PLANT CONSTRUCTION THETA GOLD MINES | ASX: TGM Schedule Overview – Project Schedule S-Curve Commentary • TGME GOLD Plant construction is 72% complete to 30 September 2026 rsonal use only • First Gold Pour Q1 2027 14
Slide 16: TGME – Gold Plant Construction Summary
TGME GOLD PLANT CONSTRUCTION THETA GOLD MINES | ASX: TGM TGME –Gold Plant Construction Summary rsonal use only 15
Slide 17: Crushing and Screening Plant Been Delivered to Site
TGME GOLD PLANT CONSTRUCTION THETA GOLD MINES | ASX: TGM Crushing and Screening Plant Been Delivered to Site Completed crushing and screening plant equipments enroute to South Africa (October 2026) NMS equipment (part) been loaded to ship for delivery (ETA to Durban Port in Oct 2026) Commentary rson
Slide 18: TGME Plant Build Progress
TGME GOLD PLANT CONSTRUCTION THETA GOLD MINES | ASX: TGM TGME Plant Build Progress Ball Mills Secured, Construction Accelerates rsonal use only 17
Slide 19: Earthworks Completed in Preparation for the Processing Plant
TGME GOLD PLANT CONSTRUCTION THETA GOLD MINES | ASX: TGM Earthworks Completed in Preparation for the Processing Plant USD 39m1 already spent to date on earthworks, civils, and processing plant equipment TGME Gold Plant Milling section under construction Carbon in leach tank under construction rsonal
Slide 20: Earthworks and Civils (PICM) QAQC Report Pictures
TGME GOLD PLANT CONSTRUCTION THETA GOLD MINES | ASX: TGM Earthworks and Civils (PICM) QAQC Report Pictures rsonal use only Excavation and Blinding release inspection Pre-concrete shutter inspection of pump Visual post-concrete inspection of the MCC 1 – pour and floating. of Thickener 600 bund wall.
Slide 21: Structural, Mechanical, Piping, and Platework (SMPP)
TGME GOLD PLANT CONSTRUCTION THETA GOLD MINES | ASX: TGM Structural, Mechanical, Piping, and Platework (SMPP) Super Structure for Elution Circuit and Gold Room rsonal use only 20
Slide 22: Plant view from Stationary Crane
TGME GOLD PLANT CONSTRUCTION THETA GOLD MINES | ASX: TGM Plant view from Stationary Crane rsonal use only Thicker Tanks being constructed CIL Tanks and Elution Circuit erected 21
Slide 23: Solar Car Park and New Management Offices
TGME GOLD PLANT CONSTRUCTION THETA GOLD MINES | ASX: TGM Solar Car Park and New Management Offices rsonal use only Management Offices, Solar Carpark, Goods shed Solar Car Park and Battery System 22
Slide 24: Gold Room Equipment for pouring and casting gold
TGME GOLD PLANT CONSTRUCTION THETA GOLD MINES | ASX: TGM Gold Room Equipment for pouring and casting gold Commentary Gold Room is close to completion: rsonal use only • TGM has purchased a Keegor Industrial Furnace to be used for smelting and refining gold. • Gold Casting equipment is already on sit
Slide 25: JEDD – Tailing Facility System Rehabilitation
TGME GOLD PLANT CONSTRUCTION THETA GOLD MINES | ASX: TGM JEDD – Tailing Facility System (TFS) Rehabilitation Tailing Facility System Engineering Testing - Density rsonal use only 24
Slide 26: Underground Mining Equipment
TGME GOLD PLANT CONSTRUCTION THETA GOLD MINES | ASX: TGM Underground Mining Equipment • New Siton underground drill rig delivered to site rsonal use only • Purpose-built for mechanised underground drilling and mine development • Mobile, self-contained unit with an articulated hydraulic drilling boom
Slide 27: Pathway to Production
TGME GOLD PLANT CONSTRUCTION THETA GOLD MINES | ASX: TGM Pathway to Production Commissioning targeted for Q4’2026, with first gold in Q1’2027 rsonal use only Note: First gold produced timing will be subject to obtaining all necessary regulatory permitting approvals 26
Slide 28: Development Capex Overview
TGME GOLD PLANT CONSTRUCTION THETA GOLD MINES | ASX: TGM Development Capex Overview Minimal development capex after 2026 as production is expected to commence in Q1’2027 Mining and infrastructure capex schedule over the life of bond (USDm)1 Overview of capex costs over the life of the bond rsonal us
Slide 29: Table of Contents
Table of Contents New Ball Mill #1 delivered to site – a day for the history books rsonal use only 1 TGME Gold Project Summary 2 Funding Completion 3 TGME Gold Plant Construction 4 Transvaal Gold Mining Estates (TGME) 5 Appendix
Slide 30: Growth Potential
TRANSVAAL GOLD MINING ESTATES THETA GOLD MINES | ASX: TGM Growth Potential Shovel-ready mines with key approvals secured and clear pathway to production Asset overview TGME Gold Projects Area rsonal use only • TGME is situated in South Africa’s prolific Eastern Transvaal Goldfields (Mpumalanga), wit
Slide 31: ESG: Restoring the Local Catchment and River System
TRANSVAAL GOLD MINING ESTATES THETA GOLD MINES | ASX: TGM ESG: Restoring the Local Catchment and River System • The critical river system sustains over 20,000 farm workers and serves as the lifeline for Kruger National Park – rsonal use only Critical river especially during dry winter months system
Slide 32: ESG: Direct Employment and Workplace Health & Safety
TRANSVAAL GOLD MINING ESTATES THETA GOLD MINES | ASX: TGM ESG: Direct Employment and Workplace Health & Safety Direct employment over LoM (FTEs) rsonal use only Employee wellness TB Other HSEs 513 517 515 509 505 493 535 478 program program program 370 349 306 200 181 50 1 2 3 4 5 6 7 8 9 10 11 12 1
Slide 33: Table of Contents
Table of Contents rsonal use only 1 TGME Gold Project Summary 2 Funding Completion 3 TGME Gold Plant Construction 4 Transvaal Gold Mining Estates (TGME) 5 Appendix
Slide 34: Total Mineral Resources of the 4 Mines included in the DFS
APPENDIX THETA GOLD MINES | ASX: TGM Total Mineral Resources of the 4 Mines included in the DFS - Combined as of 1 February 2021 Stope Reef Stope Mineral Resource Reef Grade Reef Width Stope width Content Au Content Mine Reef Grade Tonnes Tonnes rsonal use only Classification g/t g/t cm cm cm.g/t Mt
Slide 35: Ore Reserve Estimate for TGM Mines
APPENDIX THETA GOLD MINES | ASX: TGM Table: Ore Reserve Estimate for TGM Mines (Ore Reserve Plan) rsonal use only Notes: Notes: •An Ore Reserve cut-off of 170 cm.g/t has been applied for the Beta Mine. •An Ore Reserve cut-off of 160 cm.g/t has been applied for the Rietfontein Mine. •An Ore Reserve c
Slide 36: Total Mineral Resources of the 4 Mines included in the DFS
APPENDIX THETA GOLD MINES | ASX: TGM Total Mineral Resources of the 4 Mines included in the DFS - Combined as of 1 February 2021 Stope Reef Stope Mineral Resource Reef Grade Reef Width Stope width Content Au Content Mine Reef Grade Tonnes Tonnes rsonal use only Classification g/t g/t cm cm cm.g/t Mt
Slide 37: Mineral Resource Statement – Underground Only
APPENDIX THETA GOLD MINES | ASX: TGM Mineral Resource Statement – Underground Only (~4.5Moz) Reef Stope Reef Stope Mineral Resource Reef Grade Stope Grade Content Au Content Mine Reef Width width Tonnes Tonnes Classification g/t g/t cm cm cm.g/t Mt Mt kg koz Measured Frankfort Bevetts 7.13 5.37 73 1
Slide 38: Mineral Resource Statement – Open Pit Only
APPENDIX THETA GOLD MINES | ASX: TGM Mineral Resource Statement – Open Pit Only (~1.4Moz) Mineral Resource Reef Grade Reef Width Content Reef Tonnes Au Content Open Pit Mine Reef Classification g/t cm cm.g/t Mt kg koz Hermansburg Eluvial 1.79 0 0 0.505 905 29.1 DG1 Eluvial 2.24 0 0 0.640 1 432 46.0
Slide 39: Contact Us
THETA GOLD MINES LIMITED Contact Us: rsonal use only Richie Yang (Executive Director) Email: richiey@thetagoldmines.com Brent Hofman (Company Secretary) Email: brenth@thetagoldmines.com Registered and Principal Office Tel: +61 280 467 626 Email: info@thetagoldmines.com Suite 68, Level 35, Internatio