Deep Yellow Limited · ASX:DYL
Deep Yellow — World Nuclear Association Symposium 2026
23 slides from Deep Yellow's conference presentation, Sep 1, 2026
Slide 1: ASX Announcement: WNA Symposium Investor Presentation
ASX ANNOUNCEMENT 1 September 2026 DEEP YELLOW – WNA SYMPOSIUM INVESTOR PRESENTATION Deep Yellow Limited (Deep Yellow or the Company) (ASX: DYL) is pleased to announce its attendance at the World Nuclear Association Symposium in London from 9 to 11 September 2026. A copy of the presentation for meeti
Slide 2: Building a Global Uranium Company
Building a Global Uranium Company World Nuclear Symposium – Investor Presentation People, Pounds & Pathway to Production Greg Field Andrew Mirco DYL: ASX / NSX (Namibia) Managing Director and Chief Commercial Officer DYLLF: OTCQX Chief Executive Officer September 2026
Slide 3: Important notices
Important notices Not an Offer or Investment Advice as (and is not) an indication of the Company or any other party’s views on the of ore reserves and mineral resources in Australia comply with the Australasian This presentation has been prepared by Deep Yellow Limited ABN 97 006 391 948 Company’s f
Slide 4: Poised for execution at an inflection point in uranium
Poised for execution …at an inflection point in uranium Pathway to People Pounds Production Execution excellence Leveraged to price upside Rapidly de-risking Tumas (FID anticipated Q4 2026)1 Deep uranium expertise Strategic independence Full funding optionality Namibian leadership World-class orebod
Slide 5: A clear strategy moving into execution phase
A clear strategy moving into execution phase Strategic Pillars Disciplined approach to execution Prudent risk management Exposure to uranium price upside Safety and operational excellence Enabling Successful Execution Execution Execution Execution Skillset Plan Success 4
Slide 6: High performance execution experience has been added in 2026
High performance execution experience has been added in 2026 Execution and leadership experience added in 2026 30+ 35+ 35+ 30+ 30+ Greg Field Zebra Kasete Sinead Kaufman Jennifer Mintz Andrew Mclean MD/CEO MD Namibia Non-Executive Director Chief Legal Officer Head of Strategy and Enterprise Enableme
Slide 7: Track record of complex project execution
Track record of complex project execution Greg Field MD/CEO Oyu Tolgoi greenfield ramp-up and UG Rincon lithium plant (Argentina) AP60 aluminium smelter (Canada) development (Mongolia) 6
Slide 8: Leading Namibian uranium execution experience
Leading Namibian uranium execution experience Zebra Kasete MD Namibia Rössing uranium mine (Namibia) Chamber of Mines (Namibia) Tsumeb copper smelter (Namibia) From left to right: Former CEO Chamber of Mines of Namibia, Veston Malango, President of the Republic of Namibia Her Excellency Dr. Netumbo
Slide 9: Tumas is a world-class project
Tumas is a world-class project Long Nearby life infrastructure Shallow Tier 1 ore-body jurisdiction fully simple near-mine skilled Permitted Mining Potential Workforce 8
Slide 10: On the ground activity is accelerating
On the ground activity is accelerating Board site visit April 2026 US Ambassador visit June 2026 Civils Contract July 2026 Employee visit (June 2026) NamWater August 2026 Oponona Agreement August 2026 US Ambassador Visit (June 2026) Blasting (April 2026) 9
Slide 11: Tumas is well positioned ahead of FID
Tumas is well positioned ahead of FID A Site office area Power infrastructure Topsoil stockpile developed earthworks complete Run-off Pond (March 2026) B A ROM Tip Drilling (April 2026) B C C Project – Aerial view (May 2026) Contractor site establishment Earthworks for processing earthworks complete
Slide 12: Community engagement and social licence is a priority
Community engagement and social licence is a priority 98% Targeted Namibian Construction & Operations Installation of water purification Donation of essential teaching aids Workforce system at Ganab Station ~1,200 Construction Personnel ~600 Donation of specialised computing equipment Operations Don
Slide 13: Significant work has been completed to de-risk FID
Significant work has been completed to de-risk FID Work completed to date What’s remaining Earthworks (100%) Finalise project optimisation Engineering (79%)1 Finalise funding package April 2026 Procurement (76%)2 FID anticipated Q4 20263 (1) As at 30 June 2026, detailed engineering advanced to
Slide 14: We are laser-focused on optimising Tumas for value
We are laser-focused on optimising Tumas for value Critical Workstreams 1. Value Optimisation – Mining Mining Opex 2. Operational Readiness – Business Value Tumas Optimisation 3. Cost Model Review – Opex & Capex Processing Capex 4. Contractor Onboarding 5. Culture by Design – The Deep Yellow Way The
Slide 15: The Deep Yellow Way
The Deep Yellow Way Setting teams up for success What this means in practice LEARN Fatality Prevention Management Aligned to the latest ICMM Critical control management guidance, embedded before first production LEAD Planning and execution discipline Work well planned, resourced and ready before it
Slide 16: We continue to evaluate a range of Tumas funding options
We continue to evaluate a range of Tumas funding options Government Bonds Flexibility Convertible Certainty Cost of capital Minimise Debt dilution Attractive Strategic Equity Risk management We are evaluating a broad …with a singular focus on range of funding options… maximising shareholder value. 1
Slide 17: Highly prospective regional Namibia targets provide upside
Highly prospective regional Namibia targets provide upside Near term Tinkas S-Bend targets Long Nova term Aussinanis Nova targets Stand alone Omahola growth Aussinanis 16
Slide 18: Mulga Rock Project, Western Australia
Mulga Rock Project, Western Australia 104.8 Mlb1 Mining U3O8 resource @ Leases 415ppm granted #1 in WA to reach Tier 1 “substantial Jurisdiction commencement” Rare Strategic Exploration DFS value post India- Earths Australia supply potential via West optimisation upside identified Emperor & Shogun u
Slide 19: Alligator River Project, Northern Territory
Alligator River Project, Northern Territory 32.9 Mlb Athabasca U3O8 resource @ style unconformity 1.09% (Angularli) deposits High Grade Support from traditional >10,000ppm U3O8 owners Large Scale Multiple regional deposits priority targets Sources for the map are the following company filings and in
Slide 20: Uranium market is reaching an inflection point
Uranium market is reaching an inflection point Global nuclear renaissance Growing demand pipeline Significant amount of new 79 “Energy security is reactors currently supply needs to come online11 national security” under construction5 - Chris Wright, US Secretary of Energy1 *TradeTech assumes 29 NEW
Slide 21: Contracting activity remains well below replacement rates
Contracting activity remains well below replacement rates • Long-term contracting volumes for CY 2025 only Long-Term Uranium Contracting Activity3 116Mlb1 with 75Mlb contracted in Q4. 300 • Forecast uranium demand requirements for 2026 250 of 196-223Mlb2. • Only 37Mlb contracted YTD 20264. 200 Repla
Slide 22: Long-term uranium contract price is steadily increasing
Long-term uranium contract price is steadily increasing Uranium long-term contract vs spot (US$/lb)1 $110 $18/lb $27/lb $15/lb (increase in (increase in (increase in term price*) term price*) term price*) $100 *over shaded period of $97 term price rally Spot price trades at (Jul 2026) $90 US$106/lb
Slide 23: Thank you
Thank you For Further Information +61 8 9286 6999 @deepyellowltd info@deepyellow.com.au deep-yellow-limited www.deepyellow.com.au
Deep Yellow — World Nuclear Association Symposium 2026 on 6ix