Koba Resources Limited · ASX:KOB
Koba Resources — RIU Explorers Conference 2026
28 slides from Koba Resources's conference presentation, Feb 17, 2026
Slide 1: RIU Explorers Conference Presentation ASX Release
17 FEBRUARY 2026 ASX RELEASE RIU EXPLORERS CONFERENCE PRESENTATION Koba Resources Limited (ASX:KOB “Company”) attaches a copy of the presentation that its Managing Director Ben Vallerine will present at the RIU Explorers Conference at 2.10pm (AWST) on Thursday 19 February 2026. Authorised for releas
Slide 2: Diversified Australian critical minerals explorer
1 Booth #16 Diversified Australian critical minerals explorer High-grade tin-tungsten in a historically prolific district in Queensland Highly prospective uranium project in Australia’s premier jurisdiction, South Australia Ben Vallerine Managing Director ASX:KOB | kobaresources.com RIU Explorers Co
Slide 3: Investment Highlights
Investment Highlights Tin-Tungsten Projects Uranium Projects Supportive jurisdictions Maiden drilling planned for early-Q2 Drilling next month to follow up Projects in tier one locations of to test high-grade targets Koba’s 2025 discovery QLD and SA Experienced Team Well funded Near term newsflow Hi
Slide 4: Capital Structure and Experienced Board
Experience Board Capital Structure MIKE HAYNES | Non-Executive Chairman o 30 years’ experience in international resources industry. Shares on issue Share price o Worked extensively on project generation and acquisition. 285.7m $0.042* o Past 20 years involved in the incorporation and IPOs of numerou
Slide 5: Stannary Hills and Mt Garnet Tin-Tungsten Projects, Queensland
Stannary Hills and Mt Garnet Tin-Tungsten Projects, Queensland Active exploration in an historically prolific district ✓ New projects – acquired in October 2025. ✓ Within the Herberton Tin Field, Australia’s second most prolific tin producing region. ✓ Grossly under-explored, with minimal drilling s
Slide 6: Stannary Hills and Mt Garnet Tin-Tungsten Projects
Stannary Hills and Mt Garnet Tin-Tungsten Projects A tier-1 jurisdiction o Projects located <100km southwest of Cairns, QLD. o 432km2 of highly-prospective granted tenure in the highly endowed Herberton Tin Field. o Within Koba’s projects there are numerous historic tin mines, with the largest mines
Slide 7: Stannary Hills Tin-Tungsten Project
Stannary Hills Tin-Tungsten Project 79km2 project with numerous high-quality targets o Over 100 historical mines operated within the project area from 1880 – 1985. o Only 85 holes for 3,985m drilled. o No drilling since 1985. o Assays up to 26.1% Sn in Koba’s initial reconnaissance sampling, which c
Slide 8: Kitchener Trend
Kitchener Trend Northern section defined by high-grade tin mines over 1.3km of strike o 7 high-grade mines produced ~120,000 tonnes of ore at ~2.3% Sn over 1.3km of strike. o Mining initially occurred between 1880 and 1930 with reactivation in the 1970s ending in 1985. o Significant unmined minerali
Slide 9: Kitchener Trend
Kitchener Trend Phase 1 drilling to test high-priority drill targets o First phase of drilling to target multiple high-grade, poorly-drilled historical mines to: o Confirm high-grade mineralisation; o Test lateral extents of high-grade unmined mineralisation; o Test depth extents of mineralisation i
Slide 10: Jiminy Prospect
Jiminy Prospect Extensive high-grade rock chips and soil anomalism o High-tenor, large 1.5km x 0.3km tin-in-soil anomaly delineated from previous sampling. o Centred on multiple historical mines. o Extensive high-grade outcropping mineralisation sampled recently over the soil anomaly, results includ
Slide 11: Mt Garnet Tin-Tungsten Project
Mt Garnet Tin-Tungsten Project High Priority Gilmore Mine Area Mt Garnet Project
Slide 12: Mt Garnet Tin-Tungsten Project: Gilmore Mine Area
Mt Garnet Tin-Tungsten Project Gilmore Mine Area o Historic production from the Gilmore Mine: o 26,169 tonnes @ 7.6% Sn. o Mining ceased in 1980. o Limited exploration drilling (in 1980) indicates high-grade mineralisation remains. Significant drill results included: o 1.0m @ 5.2% Sn from 23.8m; and
Slide 13: Stannex Prospect
Stannex Prospect ~1km northeast of the high-grade Gilmore Mine o 2.0km x 0.5km, high-tenor, tin-in-soil anomaly delineated from previous soil sampling. o Widespread, extremely high-grade tin mineralisation sampled along the soil anomaly, with assays up to 21.3% Sn. o Soil anomaly remains open in bot
Slide 14: High-Grade Tungsten Potential – Mt Garnet Project
High-Grade Tungsten Potential – Mt Garnet Project Extremely high tungsten grades in rock chip sampling o ~125km south of the Mt Carbine Tungsten Mine which hosts 41.70Mt @ 0.23% W (EQ Resources)2. o Extremely high-grade tungsten results from rock chip sampling across the project, including: o 15.3%
Slide 15: Global Tin Market
Global Tin Market Rising demand, disrupted supply, ongoing deficit o Tin price reached an all time high in January 2026. o Tin price’s steady rise attributable to: o Supply-side disruptions in three of the world’s top five producing countries: Myanmar, Indonesia and the DRC. o Increasing demand as t
Slide 16: Forward Work Plan
Forward Work Plan Stannary Hills and Mt Garnet Tin-Tungsten Projects o ~3,000m RC drill program to commence at the high-priority Kitchener and Jiminy targets in early-Q2 2026. o Koba to advance its high-grade tungsten prospects via mapping and rock chip sampling in Q2 2026. To be followed by the fir
Slide 17: Timeline – 2026 Programs
Timeline – 2026 Programs Stannary Hills and Mt Garnet Tin-Tungsten Projects Activity March April May June July August September October November STANNARY HILLS AND MT GARNET TIN-TUNGSTEN RC Drilling - Kitchener & Jiminy Prospects (~3,000m) Tungsten Sampling Program Soil Sampling – Stannex, Jiminy &
Slide 18: Yarramba Uranium Project, South Australia
Yarramba Uranium Project, South Australia Located in a World-Class Uranium District Proximal to two operating in-situ recovery uranium mines. o The Yarramba Project is located: o 120km southeast of the Beverley Uranium Operation: o 165Mlbs @ 2,766ppm U3O8 of resources.2 o Production of >40Mlbs of U3
Slide 19: Yarramba Palaeochannel
Yarramba Palaeochannel Globally significant uranium resources 50Mlbs of uranium resources in a 35km stretch of the Yarramba Palaeochannel. o Honeymoon Mine (Boss Energy) o 17km south of Koba’s Yarramba Project. o 36Mlbs @ 660ppm U3O8. o Commercial production declared 1 January 2025. o Jason Deposit
Slide 20: Yarramba Uranium Project
Yarramba Uranium Project Over 250km of highly-endowed palaeochannels Strong potential for a significant uranium discovery. o Koba’s has over 5,000km2 of highly-prospective tenure which includes: o Over 250km of uranium-bearing palaeochannels; which are o Along strike from 50Mlbs of uranium resources
Slide 21: Koba Made Four High-Grade Discoveries During 2024-25
Koba Made Four High-Grade Discoveries During 2024-25 Discoveries at the Everest, Berber, Delord, and Chivas Prospects. 2024-25: o Koba acquired the Project in early 2024. o Completed 141 holes for ~14,600m during multiple drilling programs and discovered: o Everest, a 4km long mineralised trend with
Slide 22: Everest Prospect
Everest Prospect A significant discovery in 2025 Multiple high-grade drill intercepts >1,000ppm eU3O8 over 4km of strike. o High-grade results returned from Koba’s initial 22 broad-spaced drill holes included: o 1.0m @ 558ppm eU3O8 from 85.9m; including o 0.4m @ 1,001ppm eU3O8; o 2.1m @ 330ppm eU3O8
Slide 23: Oban Uranium Deposit
Oban Uranium Deposit Koba’s most advanced uranium prospect Potential to expand the resource base through step out drilling and discovery. o Significant drill results include: o 7.5m @ 831ppm eU3O8; o 2.12m @ 2,236ppm eU3O8; o 7.5m @ 831ppm eU3O8; and o 3.9m @ 1,104pm eU3O8. o During 2024-25 Koba com
Slide 24: Berber Prospect
Berber Prospect High-grade results – room for expansion Approximately 1.5km south of the Oban Deposit. o Berber was first identified in the 1990s when ten holes were drilled. o Koba discovered thicker and higher-grade mineralisation >350m further east, with significant results including: o 1.6m @ 1,
Slide 25: Discovery of the high-grade Delord Prospect
Discovery of the high-grade Delord Prospect Between Oban and Berber o Following the success at Berber, Koba commenced testing the 1.5km sparsely drilled corridor between Oban and Berber in September 2025. o The initial test was highly successful with the discovery of the Delord Prospect. Drill resul
Slide 26: Forward Work Plan and Timeline
Forward Work Plan and Timeline Yarramba Uranium Project o ~2,500m drill program to commence at the Everest Prospect in March 2026. o Drilling results expected in early April 2026. o ~2,500m of drilling planned at the Berber and Delord Prospects in Q3 2026 to commence following up Koba’s recent high-
Slide 27: Disclaimer
Disclaimer This presentation prepared by Koba Resources Limited (“Company”) does not purport to contain all the information that a from the expectations, intentions and strategies described in this announcement. The forward-looking statements are made prospective investor may require in connection w
Slide 28: Contact
Contact The Oban Deposit Area Ben Vallerine Managing Director & CEO Ground Floor, 215 Hay Street Subiaco, Western Australia, 6008 Phone: +61 8 9226 1356 Mobile: +61 4 3997 0595 Email: info@kobaresources.com kobaresources.com Alex Cowie Investor Relations Mobile: +61 412 952 610 alexc@nwrcommunicatio