Delta Lithium Limited · ASX:DLI
Delta Lithium — Investor Presentation (November 2025)
24 slides from Delta Lithium's investor presentation, Nov 17, 2025
Slide 1: Corporate Presentation November 2025
For personal use only CORPORATE PRESENTATION November 2025 ASX: DLI deltalithium.com.au
Slide 2: Corporate Overview
MAJOR SHAREHOLDERS CORPORATE OVERVIEW 23% For personal use only CAPITAL STRUCTURE 42% SHARES ON ISSUE 717.2M 12% PERFORMANCE RIGHTS 9.9M OPTIONS 2.0M 11% 1% MARKET CAP A$147M1 11% CASH A$55M2 ENTERPRISE VALUE A$92M Mineral Resources 22.9% SHARES IN ASX LISTED COMPANIES ~A$105M3 Idemitsu 12.0% Hancoc
Slide 3: Review of Operations: Key Lithium Projects
REVIEW OF OPERATIONS Key Lithium Projects For personal use only 1. Greenbushes Lithium Operating Mine 2. Mt Cattlin Lithium Resources 3. Mt Holland Lithium Resources 4. Split Rocks Estimates (<5Mt) 5. Buldania Ports 6. Dome North 7. Bald Hill 8. Mt Marion DELTA LITHIUM 9. Manna Lithium Critical Mine
Slide 4: Proven Experience in Project Delivery: Our Board
PROVEN EXPERIENCE IN OUR BOARD PROJECT DELIVERY For personal use only Nader El Sayed James Croser Joshua Thurlow Steve Kovac Non-Executive Chairman Managing Director Non-Executive Director Non-Executive Director ► Current Managing Director of ► 25+ years operational, technical ► 20+ years experience
Slide 5: Rapid Development of Western Australian Assets
RAPID DEVELOPMENT OF WESTERN AUSTRALIAN ASSETS For personal use only Our Team Major Location ► Experienced resource Shareholders ► Two JORC Lithium professionals with Life of ► Substantial Resources Mine vision investments by proven ► Global MRE lithium miners, 36.7Mt @ 1.1% Li2O ► Seasoned Lithium
Slide 6: Mt Ida Lithium Project: Value Creation in the Goldfields
MT IDA LITHIUM PROJECT For personal use only VALUE CREATION IN THE GOLDFIELDS 6 CORPORATE PRESENTATION NOVEMBER 2025 ASX: DLI deltalithium.com.au
Slide 7: Mt Ida Project Overview
MT IDA PROJECT OVERVIEW Unique Critical Minerals Geology High-grade LCT pegmatites at Sister Sam, Timoni & Sparrow For personal use only Lithium Tantalum Rubidium 14.8Mt @ 1.2% Li2O , 170ppm Ta2O5 , 0.42% Rb20 Includes Measured & Indicated Resources of 7.8Mt @ 1.3% Li2O, 224ppm Ta2O5 & 0.45% Rb2O Su
Slide 8: Mt Ida Gold Demerger
MT IDA GOLD DEMERGER 100% 100% 100% ► Delta separated our Critical Minerals & Gold Assets, BALLARD MT IDA creating significant value for shareholders MINING ELECTROSTATE LITHIUM For personal use only ► Gold Assets at Mt Ida placed into Ballard Mining MT IDA pursuant to a Demerger Deed & Mineral Righ
Slide 9: Mt Ida Lithium & Tantalum Resource
MT IDA LITHIUM & TANTALUM RESOURCE ► High-grade Mineral Resource – high-grade undeveloped lithium and tantalum For personal use only 14.8Mt @ 1.2% Li2O and 170ppm Ta2O5 ► Significant Exploration Upside – Recent drilling increased JORC confidence and included a new LCT pegmatite discovery in Sister S
Slide 10: Mt Ida Rubidium Resource
MT IDA RUBIDIUM RESOURCE ► Highest-grade public MRE – pervasive & coincident high-grade ► Extremely valuable exotic metal – high tech Rubidium adds to the critical mineral inventory applications, optics, quantum engineering, military For personal use only 14.8Mt @ 0.42% Rb2O (no cut-off grade applie
Slide 11: Yinnetharra Lithium Project: Growing a Discovery
YINNETHARRA LITHIUM PROJECT For personal use only GROWING A DISCOVERY IN THE EMERGING GASCOYNE PROVINCE 11 CORPORATE PRESENTATION NOVEMBER 2025 ASX: DLI deltalithium.com.au
Slide 12: Yinnetharra Lithium Project: Solid Progress
YINNETHARRA LITHIUM PROJECT SOLID PROGRESS AT YINNETHARRA For personal use only ► Delta is centre-stage in a newly emerging Gascoyne Lithium Province ► JORC Lithium & Tantalum MRE at Malinda 21.9Mt @ 1.0% Li2O (at a 0.5% Li O cut-off grade) 2 39.4Mt @ 102ppm Ta2O5 ► Dominant 3,000km2 Gascoyne explor
Slide 13: JORC Lithium MRE at Malinda
YINNETHARRA LITHIUM PROJECT JORC LITHIUM MRE AT MALINDA For personal use only ► 21.9Mt @ 1.0% Li2O (at a 0.5% Li2O cut off)1 Cut-off Li2O Ta2O5 Li Resource category Grade Tonnes Grade Li2O Grade (Li2O%) (Mt) (% Li2O) (Kt) (Ta2O5 ppm) Measured - - - - Indicated 16.1 1.0 158 77 Yinnetharra 0.5 Inferre
Slide 14: Malinda Deposit
MALINDA DEPOSIT ► Three main LCT pegmatites M1, M36, M47 – all with excellent widths and high-grade lithium For personal use only assays ► Mineralisation is present from surface to a depth of at least 350m striking E-W for over 2km ► Feasibility level M1 metallurgy completed via 5t pilot process ► L
Slide 15: Malinda Deposit: Metallurgy Testwork
MALINDA DEPOSIT Metallurgy testwork progression for M1 pegmatite For personal use only Locked Pilot Grades Units Batch Cycle Plant Feed Grade %Li2O 1.0 1.0 1.0 Spodumene Concentrate %Li2O 6.0 5.5 5.7 Grade Recovery Breakdown Deslime Losses %Li2O 3.9 3.9 4.2 Mags Losses %Li2O 3.4 3.4 2.8 Mica Prefloa
Slide 16: Yinnetharra Tantalum Resource
YINNETHARRA LITHIUM PROJECT For personal use only ► Investigate a growing Tantalum MRE ► Updated Tantalum MRE calculated OUTSIDE the Lithium wireframes of: 17.5Mt @ 136ppm Ta2O5 ► Sits within current resource pit shells used for MRE estimations ► TOTAL Malinda Tantalum MRE is: 39.4Mt @ 102ppm Ta2O5
Slide 17: Exploration Program 2025
YINNETHARRA LITHIUM PROJECT EXPLORATION PROGRAM 2025 Drilling commenced on targets generated by Regional field For personal use only ► work CY2025 including soil sampling and detailed mapping ► Geotechnical drilling across Malinda completed ► Scheduled heritage, flora and fauna surveys ► Hydrogeolog
Slide 18: The Delta Strategy
THE DELTA STRATEGY PLAN FOR SUCCESS – EXECUTE THE PLAN For personal use only STRONG FOCUS ON CAPITAL ALLOCATION & CASH PRESERVATION BUILDING UPON CONFIDENCE AT YINNETHARRA AND MT IDA GOAL IS TO DEVELOP AN OPERATING MINE OPEN TO ACQUISITIONS THAT ADD VALUE TO OUR STRATEGY 18 CORPORATE PRESENTATION NO
Slide 19: For personal use only
For personal use only Premium Locations Our Team Major Shareholders ► Hardrock Lithium Capital ► Results driven with ► Experienced hardrock of the World proven hardrock lithium lithium partners experience Yinnetharra Mt Ida Upcoming Catalysts ► JORC Lithium resource ► JORC Lithium resource ► Explora
Slide 20: Thank you
For personal use only Thank you 20 CORPORATE PRESENTATION NOVEMBER 2025 ASX: DLI deltalithium.com.au
Slide 21: Group Mineral Resource Estimates: Lithium
GROUP MINERAL RESOURCE ESTIMATES Lithium Mineral Resource Estimates For personal use only Delta Lithium Group Mineral Resource Estimate Li2O Cut-off grade Resource Category Tonnes Grade Li2O Grade Grade (Li2O%) (Mt) (Li2O%) (Kt) (Rb2O%) (Ta2O5 ppm) Measured - - - - - Indicated 16.1 1.0 158 - 77 Yinn
Slide 22: Group Mineral Resource Estimates: Tantalum
GROUP MINERAL RESOURCE ESTIMATES Tantalum Mineral Resource Estimates For personal use only Yinnetharra Tantalum ONLY Resource March 2025 Cut-off grade Area Resource category Tonnes (Mt) Li2O% Li2O (Kt) Ta2O5 ppm Ta2O5 (Kt) (Ta2O5ppm) Measured - - - - Indicated 10.4 0.1 12 122 1.3 MALINDA 65 Inferred
Slide 23: Important Notices and Disclaimer
IMPORTANT NOTICES AND DISCLAIMER DISCLAIMER For personal use only You must read the following notices before reading or making any use of this document or any information contained in this document. Investment risk By continuing to read, use or otherwise act on this document, you agree to be bound b
Slide 24: Important Notices and Disclaimer: Competent Person Statement
IMPORTANT NOTICES AND DISCLAIMER COMPETENT PERSON STATEMENT JORC and Listing Rules Compliance Statement ► mineral resource estimates are extracted from Delta’s ASX announcements of a) 19 October 2022 and entitled “Maiden Lithium Mineral Resource Estimate at Mt Ida“, and for which the consents of the
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