Announcement PDF impact minerals ASX: IPT impact minerals ASX: IPT The Problem: Global Uncertainty is Driving Onshoring and Self Sufficiency impact minerals ASX: IPT Our solution: Building a Critical Minerals Powerhouse…. …from the Salt Lakes of Western Australia ASX: IPT The Future Isn’t Mined. It’s Engineered impact minerals ASX: IPT From explorer to a critical-minerals producer A globally significant, low-cost high-purity alumina business in the making. 4N 99.99% HPA DEMONSTRATED 10,000 tpa PFS PRODUCTION BASE A$1.165bn PFS POST-TAX NPV 80% / 50% LAKE HOPE / ALLUMINOUS Investor Roadshow · Sydney & Melbourne · August 2026 6 impactminerals.com.au DISCLAIMER This report contains forward looking statements that are subject to risk factors associated with resource businesses. While all due care has been taken in preparing the report, projections may be affected by a variety of variables and changes in underlying assumptions which could cause actual results or trends to differ materially, including but not limited to: price fluctuations, actual demand, currency fluctuations, drilling and production results, reserve estimates, loss of market, industry competition, environmental risks, physical risks, legislative, fiscal and regulatory developments, economic and financial market conditions in various countries and regions, political risks, project delay or advancement, approvals and cost estimates. Ideas, opinions, conclusions, and recommendations expressed in this report by the vendors are made by personnel using their professional judgment. The vendors do not represent or warrant that these will prove complete or accurate, and any person or corporation acting in response to this report must make their own enquiries and exercise their own professional judgement. The vendors are not liable for any loss or damage (however caused) incurred or suffered by a person or corporation acting on the basis of this report. All data and third-party figures presented are publicly available and referenced where applicable. The information contained in this Presentation is for information purposes only. It is intended only for those persons to whom it is delivered personally by or on behalf of the vendors. The information in this Presentation is a general background and does not purport to be complete or to provide all information that an investor should consider when making an investment decision or that would be required in a prospectus or product disclosure statement prepared in accordance with the requirements of the Corporations Act 2001 (Cth). It has been prepared by the vendors with due care but no representation or warranty, express or implied, is provided in relation to the fairness, accuracy or completeness of the information. Statements in this Presentation are made only as of the date of this Presentation unless otherwise stated and the information in this Presentation remains subject to change without notice. HPA demand compounding ~23% p.a. into a structural 4N supply deficit. A large market pulling ahead of supply 04 THE INVESTMENT CASE Five reasons Impact is undervalued 01 A globally significant, low-cost HPA resource A shallow salt-lake orebody in Tier-1 WA, JORC-compliant, with completed PFS economics. A differentiated, lower-carbon process A patented low-temperature leach producing 4N HPA at a fraction of incumbent emissions. 02 A clear, government-backed path to production Each study and pilot milestone a discrete, fundable re- rating opportunity. 05 WHY IT MATTERS Technical de-risking has outrun the share price — the value gap is the opportunity. Impact Minerals Limited · ASX: IPT RIU Resources Investor Roadshow · August 2026 03 A second, independent route to market A 50% stake in Alluminous and its patented HiPurA process — already in customer qualification. COMPANY SNAPSHOT Two independent assets, one HPA strategy A$17.1m MARKET CAPITALISATION A$0.032 SHARE PRICE A$2.08m CASH 516.8m SHARES ON ISSUE As at 31 July 2026 Lake Hope HPA 80% MINERAL The flagship HPA project and resource, plus patented low-temperature leach metallurgy. Standalone PFS complete Alluminous / HiPurA 50% CHEMICAL A separate downstream — its own ownership, commercials and route to market. Scoping Study and In customer qualification WHY IT MATTERS A de-risked, PFS-stage HPA project plus a second, independent HPA technology — with integration upside. Impact Minerals Limited · ASX: IPT RIU Resources Investor Roadshow · August 2026 THE MARKET A market pulling ahead of supply ~20% CAGR · 2024 to 2034 US$4.6bn → US$15.8bn by 2034 A structural 4N supply deficit is forecast from ~2026. Lithium-ion batteries Ceramic-coated separators LED & micro-LED Sapphire substrate & phosphor Semiconductors Low-alpha material for AI chips Synthetic sapphire Scratch-resistant optics WHY IT MATTERS A large, fast-growing and supply-short market rewards new, low-cost, qualified 4N producers. Source: Grand View Research (market size); CRU (supply & demand). A High Margin Business if its ultra-pure Its all about the Ns (4N = 99.99% Al2O3) **In-house figures researched by Impact Minerals Ltd Impact Minerals Limited · ASX: IPT RIU Resources Investor Roadshow · August 2026 WHY IT MATTERS Purity is where the value sits — at 4N, HPA sells for roughly 8–15× smelter-grade alumina, turning a low-cost feed into a high-margin product. THE BUSINESS CASE 6N 5N 4N 3N Smelter Grade >US$50,000 >US$30,000 >US$15,000-$30,000 >US$5,000-$15,000 <US$2,000 per tonne Western Australia: A Tier One Jurisdiction Impact Minerals Limited · ASX: IPT RIU Resources Investor Roadshow · August 2026 WHY IT MATTERS A stable, mining-friendly jurisdiction — proven infrastructure, a skilled workforce and direct access to port de-risk the path to market. THE BUSINESS CASE THE RESOURCE · LAKE HOPE (IPT: 80%) A large, naturally low-cost orebody 1.7 million tonnes at 26% Al₂O₃ JORC (2012) Maiden Ore Reserve – 33 year initial mine life Impact Minerals Limited · ASX: IPT RIU Resources Investor Roadshow · August 2026 WHY IT MATTERS Scale and a genuinely low-cost orebody in a Tier-1 jurisdiction — the foundation of the strategy. Close to surface Relatively soft clay, little to no crushing Simple hydrometallurgy By-product credit Saleable sulphate of potash (SOP) Mineralisation at surface — no deep drilling or blasting Soft and low-cost to mine Suited to a straightforward leach flowsheet ASX release 17th June 2025 Among the lowest-cost of HPA production globally Net operating cost US$22,000 /tonne PFS realised price ≈ 5 : 1 price-to-cost margin THE ECONOMICS · LAKE HOPE PFS (80%) Robust returns, low capital intensity, low cost A$1.2bn POST-TAX NPV at a 10% discount rate 47.5% POST-TAX IRR internal rate of return 2.2 yrs CAPITAL PAYBACK from first production A$259m INITIAL CAPITAL incl. contingency WHY IT MATTERS The numbers work and survive sensitivity with strong margin and low capital intensity. US$4,500/tonne All material assumptions for the production target and forecast financial information from the Pre-Feasibility Study (ASX 17th June 2025) continue to apply and have not materially changed. Operating pilot · Alluminous THE PROCESS · LAKE HOPE (80%) Lower cost, lower carbon by design SCOPE 1 & 2 EMISSIONS (t CO₂ / t HPA) 12.3 Incumbent alkoxide 5.03 Alpha HPA (A4N) 3.44 Impact LTL 1.37 Impact LTL (renewables) 3.44 vs 12.3 — a fraction of incumbent emissions. Patented low-temp leach 4N HPA at lab scale By-product credits SOP lowers net opex Clean 4N product No penalty elements; low U/Th Government-funded process A$2.87m federal CRC-P grant WHY IT MATTERS A cost and ESG edge incumbents cannot easily match and de-risked now with government funding. Impact Minerals Limited · ASX: IPT RIU Resources Investor Roadshow · August 2026 THE SECOND ROUTE · ALLUMINOUS (50%) An independent, modular route to HPA A separate project & technology 50%-owned, with its own ownership, commercials and route to market — distinct from Lake Hope. Patented process A chemical solvent-exchange route to 4N HPA. Already in customer qualification Pilot HPA samples shipped to a US battery-technology partner (C4V) for qualification. Modular and scalable Capacity added in stages — with the option to use Lake Hope feedstock. WHY IT MATTERS A second, faster, modular route to qualified HPA — optionality independent of Lake Hope. Delivers full range of HPA Products Impact Minerals Limited · ASX: IPT RIU Resources Investor Roadshow · August 2026 THE PATHWAY A clear pathway to commercialisation Scoping Study Complete Pre-Feasibility Complete · Jun 2025 3 Pilot Plant Operating · govt co-funded $2.9 million 4 Demonstration Next growth stage Applications for Govt funding 5 Commercial Target — FID Running in parallel — customer qualification. Pilot samples initiate customer product-qualification, unlocking HPA value-in-use. WHY IT MATTERS Each step is a discrete, fundable de-risking event — new milestones are potential re-rating triggers. THE BUSINESS Exploration upside: capital discipline Gold and Silver Commonwealth Project Joint Venture with Kuniko Limited (IPT 49%) 560 sq km in the Lachlan Copper-Gold Province Drilling in progress 0.5 m @ 27 g/t gold & 20,603 g/t silver Copper-silver-lead-zinc Broken Hill 100% IPT JV discussions in progress 2,000 sq km around the Broken Hill Mine New targets for copper Inaugural cohort of the BHP Xplor programme WHY IT MATTERS Critical minerals with government support, plus free-carried metals diversification that is non-dilutive. Impact Minerals Limited · ASX: IPT RIU Resources Investor Roadshow · August 2026 ASX 5th May 2026 LEADERSHIP A board reshaped to deliver JM Jim McKerlie INDEPENDENT NON-EXEC CHAIR Capital markets & corporate finance; has led ASX-listed resource companies through growth. MJ Dr Mike Jones MANAGING DIRECTOR Exploration & mining geologist; founder of Impact, from discovery toward development. SP Scott Phegan EXECUTIVE TECHNICAL DIRECTOR Chemical engineer, 30+ yrs in alumina at Alcoa; helped design the Lake Hope flowsheet. FB Dr Frank Bierlein NON-EXECUTIVE DIRECTOR Geologist, 30+ yrs across six continents; PhD, University of Melbourne. PI Paul Ingram NON-EXECUTIVE DIRECTOR Mining leadership & governance across ASX resource companies since 2003. WHY IT MATTERS The technical depth and capital-markets experience to take Lake Hope from PFS through DFS into production. Impact Minerals Limited · ASX: IPT RIU Resources Investor Roadshow · August 2026 Start date 2015 Capacity ~2,000 tpa OpEx >US$6,000/t Scaling 6,000 tpa in 2028 Capital efficiency /1000tpa HPA A$100M Market Capitalisation A$300M C O M P E T I T O R A N A L Y S I S Where’s the value? 2017 350 tpa >US$8,000/t 10,000 tpa in 2027-31 A$100M A$750M 2023 200 tpa 2026 <US$5,000/t +2,000 tpa in 2027 A$25M? A$20M $ Impact Minerals Limited · ASX: IPT RIU Resources Investor Roadshow · August 2026 WHY IT MATTERS Lower operating cost and a quarter of the capital intensity — yet valued at a fraction of its peers. That gap is the opportunity. WHY NOW Catalysts that close the valuation gap Technical de-risking has outrun the share price. These are the activities most likely to re-rate the stock as they are delivered. Near term Continuous pilot-plant operation HPA sample shipments to customers Study & approvals Definitive Feasibility Study Environmental approvals & mining lease Demonstration Plant Alluminous Scoping Study WHY IT MATTERS A sequence of near-term de-risking events and not a single binary bet is what re-rates a developer. Funding & offtake Offtake & strategic- investment deals Government grants & project financing Final Investment Decision THE ENTITLEMENT OFFER · CAPITAL RAISING A renounceable offer, open to all shareholders A$4.13m TARGET RAISE up to, before costs 1 for 4 ENTITLEMENT RATIO new shares per 4 held A$0.032 ISSUE PRICE ≈22% below last close 2 for 3 FREE ATTACHING OPTIONS at A$0.06 · 2.5-yr term A$1.5m underwritten · Mahe Capital WHY IT MATTERS Renounceable rights give every shareholder a fair choice, take up, apply for more, sell on ASX, or let them lapse. Prospectus dated 17 August 2026 · partly underwritten to A$1.5m by Mahe Capital · eligible holders in Australia, New Zealand & Germany. General information only, read the Prospectus before deciding. Key dates 20 Aug 2026 Record date 19 Aug – 2 Sep 2026 Rights trade on ASX Offer closes 9 Sep 2026 impact minerals ASX: IPT Join us on the journey from explorer to a preferred supplier of high-purity alumina. We invite investors to participate in the next phase of value creation as Impact converts a completed PFS, a differentiated process and an operating pilot into a qualified, commercial HPA business. info@impactminerals.com.au impactminerals.com.au Dr Mike Jones, Managing Director · West Perth, WA — request a one-on-one with management during the roadshow. Forward-looking statements. Study results (scoping/PFS) are estimates only, subject to engineering, financing, permitting and customer qualification. General information only — not financial product advice. 23 23 impactminerals.com.au This review of exploration activities and results, the Exploration Results contained in this presentation is based on information compiled by Dr Mike Jones, a Member of the Australian Institute of Geologists and an employee of Impact Minerals Limited. He has sufficient experience which is relevant to the style of mineralisation and types of deposits under consideration and to the activity that he is undertaking to qualify as a Competent Person as defined in the 2012 edition of the Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves (the JORC Code). Dr Jones has consented to the inclusion in the report of the matters based on his information in the form and context in which it appears. The data in this presentation that relates to Mineral Resource estimates for the Lake Hope Project is based on information evaluated by Mr Simon Tear who is a Member of The Australasian Institute of Mining and Metallurgy (MAusIMM) and who has sufficient experience relevant to the style of mineralisation and type of deposit under consideration and to the activity which he is undertaking to qualify as a Competent Person as defined in the 2012 Edition of the Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves (the “JORC Code”). Mr Tear is a Director of H&S Consultants Pty Ltd and he consents to the inclusion in the presentation of the Mineral Resource in the form and context in which they appear. The information in this report that relates to Metallurgical test work is based on, and fairly represents, information and supporting documentation prepared by Scott Phegan, a consultant chemical engineer to Impact Minerals Limited. Mr Phegan is a Member of the Australasian Institute of Mining and Metallurgy, and he has sufficient experience which is relevant to the style of mineralisation and type of deposits under consideration and to the activity which has been undertaken to qualify as a Competent Person as defined in the 2012 Edition of the “Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves” (The JORC Code). Mr Phegan consents to the inclusion in this release of the matters based on the information in the form and context in which they appear. Competent Persons Statements 24 24 impactminerals.com.au The information in this report that relates to the maiden Ore Reserves is based on, and fairly represents, information and supporting documentation prepared by Mr Joel van Anen, a Competent Person who is a Member of The Australasian Institute of Mining and Metallurgy (AusIMM). Mr van Anen is a full-time employee of TME Mine Consulting and has sufficient experience that is relevant to the style of mineralisation and type of deposit under consideration and to the activity being undertaken to qualify as a Competent Person as defined in the 2012 Edition of the ‘Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves’. Mr van Anen has no economic, financial or pecuniary interest in the Company and consents to the inclusion in this report of the matters based on his information in the form and context in which it appears Forward Looking Statements: This announcement contains ‘forward-looking information’ that is based on the Company’s expectations, estimates and projections as of the date on which the statements were made. This forward-looking information includes, among other things, statements with respect to the Company’s business strategy, plans, development, objectives, performance, outlook, growth, cash flow, projections, targets and expectations, mineral reserves and resources, results of exploration and related expenses. Generally, this forward-looking information can be identified by the use of forward-looking terminology such as ‘outlook’, ‘anticipate’, ‘project’, ‘target’, ‘potential’, ‘likely’, ‘believe’, ‘estimate’, ‘expect’, ‘intend’, ‘may’, ‘would’, ‘could’, ‘should’, ‘scheduled’, ‘will’, ‘plan’, ‘forecast’, ‘evolve’ and similar expressions. Persons reading this announcement are cautioned that such statements are only predictions, and that the Company’s actual future results or performance may be materially different. Forward-looking information is subject to known and unknown risks, uncertainties and other factors that may cause the Company’s actual results, level of activity, performance or achievements to be materially different from those expressed or implied by such forward-looking information. All material assumptions underpinning the production target and the forecast financial information derived from the production target utilised in the Pre-Feasibility Study as announced on the ASX 17th June 2025 continue to apply and have not materially changed. Competent Persons and Cautionary Statements