Announcement PDF BUILDING AUSTRALIA’S LEADING PRIMARY SILVER PRODUCER G o l d p r o d u c t i o n n o w . S i l v e r n e x t . C a s h f l o w s t a r t s S e p t e m b e r . 1 7 September 2026 This disclaimer applies to this presentation and the information contained in it (the Presentation). By reading this disclaimer you agree to be bound by it. The Presentation has been prepared by Manuka Resources Limited and relates to its subsidiaries, related parties and any new assets or entities subsequently acquired or incorporated (collectively the Company). The Presentation was prepared on 31 August 2026 and the information in it is subject to change without notice. Purpose The Presentation is for information purposes only and is an overview of the Company and its assets at the time of preparation. 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Previously reported information The information in this presentation that relates to previously reported Exploration Results, Exploration Targets, Mineral Resources and Ore Reserves is extracted from the Company’s ASX announcements noted in the text of the presentation and are available to view on the Company’s website. The Company confirms that, other than mining depletion, it is not aware of any new information or data that materially affects the information included in the original announcements and, in the case of estimates of Mineral Resources and Ore Reserves, that all material assumptions and technical parameters underpinning the estimates in the relevant announcement continue to apply and have not materially changes. The Company confirms that the form and context in which the Competent Person’s findings are presented have not been materially altered. Disclaimer 2 Regional Location SLEWING CONVEYOR CONVEYOR TO BALL MILL DRY CONE CRUSHER STATIC GRIZZLY Established Cobar Basin infrastructure | Gold & silver production hub 3 TIER-1 MINING DISTRICT Cobar Basin, NSW Proven mining jurisdiction | Established infrastructure | Active M&A 2025 US1.03B acquisition of CSA Metals Recent market capitalisation - US$12.4B 2023 acquisition of Endeavour Mine from CBH Resources Recent market capitalisation - A$270M 2021 A$76.1M acquisition of Peak Mine from New Gold Recent market capitalisation - A$650M 2026 A$214m acquisition of Peel Mining Recent market capitalisation - A$515M 4 INVESTMENT HIGHLIGHTS Gold producer transitioning to primary silver production • Gold production underway at Wonawinta • Generating positive cashflows from Sept. • Silver production follows (1.4M oz Ag/yr) • Steady state gold silver production early 2027 • Expansion plans underway Now in production!! • Unhedged exposure to gold and silver • Existing infrastructure lowers restart capital • Strong operating leverage to precious metals Strong economics • Silver production targeted in 4Q2026 • ~51Moz silver Mineral Resource 2 • 12.8Moz silver Ore Reserve 1 Primary silver exposure • Existing 1Mtpa Wonawinta Processing Plant • Additional gold feed opportunities • Resource conversion and regional exploration upside Expansion upside Production underway | Silver next | Multiple growth catalysts ahead 1. ASX Release 13 July 2026 2. ASX release 1 April 2021 5 • ASX: MKR • Market cap: ~A$124M1 • Shares - 1,587M • Options/ warrants - 107M • Cash (& available liquidity) - A$12.8M2 • Debt Outstanding - $A48M 1. as of 2/9/26 2. as of 30/6/26 Corporate Structure • Dennis Karp - Exec Chairman • Alan J Eggers - Exec Director • John Seton - NE Director • Rod Griffith – Executive GM • Dieter Engelhardt – Special Projects & Metallurgy • Phil Bentley - Chief Geologist • Wayne Trenning – Ops Manager Board & Key Management CORPORATE SNAPSHOT Near-term catalysts • Gold production ramp-up and first revenues • Silver processing targeted Q4 2026 • Ramp-up >1Mtpa production (comprising 65-70,000t Ag/mth + 20-25,000t Au/mth) • Further gold and silver Resource-to-Reserve conversion • Cobar Basin exploration and mine-life growth 6 Highlights • 1Mtpa processing plant - built, permitted and operating • 12.8Moz Ore Reserve 1 underpinning the initial production plan • 51Moz Mineral Resource 2 providing substantial growth and mine-life extension potential • 100% owned, with no royalties or streaming • Existing camp (expanding to 118 persons), power, water and mining infrastructure • Production now underway WONAWINTA TODAY Australia’s Largest Primary Silver Opportunity Figure: Aerial view of the existing Wonawinta 1mtpa Processing Plant with tailings dam in the background 1. ASX Release 13 July 2026 2. ASX release 1 April 2021 7 7 PROCESS PATH Key plant upgrade: New de-slime circuit SLEWING CONVEYOR CONVEYOR TO BALL MILL DRY CONE CRUSHER STATIC GRIZZLY 8 8 I WONAWINTA TODAY Significant Exploration Potential Figure: Aerial view of the existing Wonawinta 1mtpa Processing Plant with tailings dam in the background 1. ASX release 1 April 2021 2. ASX release 13 July 2026 Wonawinta in-ground resource1 Wonawinta Ore Reserve estimate2 9 9 Initial gold feed for Wonawinta • Historically one of NSW’s richest gold mines, producing ~500,000 oz Gold at ~15 g/t Au. • Total 2.6Mt Resource1 at 1.32g/t Au • Open Pit Probable Ore Reserve2 290kt @ 4.2g/t for 39,000oz Au. • >50,000t gold bearing ore currently stockpiled at Wonawinta • Existing mining camp and ancillary infrastructure located on site. MT BOPPY TODAY Figure: Aerial view of Mt Boppy Gold Mine looking south across the Main Rock Dump toward the Open Pit and TSF3 Tailings impoundment. 1. ASX Release 30 May 2025 2. ASX Release 5 August 2025 10 10 MT BOPPY TOMORROW Figure1: Mt Boppy LongSectionlookingeast Targeting mine-life extension and additional gold feed • Significant exploration upside around the historic high- grade Mt Boppy gold system • Deep drilling has refined the geological model and structural controls • Priority targets include extensions and potential repetitions of known mineralisation • Exploration success of similar historical grades will transform the company • Pipeline Ridge provides further potential source of regional gold feed, maiden MRE targeted for current quarter Growing the gold inventory beyond the current mine plan 11 11 OUTLOOK FINANCIAL Production underway Transition to operating cashflow Silver production targeted in 4Q26 Unhedged exposure to gold & silver prices Cashflow provides platform for disciplined growth Production→ cashflow → growth Project Highlights • 10 Year Mine Life • 10.9Mt Mine Production Target1 ⚬ 13.2Moz Silver (recovered)1 (potential increase from deslime circuit) ⚬ 35.2koz Gold (recovered)1 • A$26.6M Restart Capital1 (now $34m) • A$34.40/oz C1 cost1 • A$42.40/oz silver AISC1 (incl. gold credits) • A$110.M. average annual EBITDA2 • A$673M NPV8 (basis A$107.50/oz Ag)2 1. ASX release 23 March 2026 2. ASX release corp. presentation 7 January 2026 The Company is unaware of any new information or data that materially affects the information included in the ASX release from 7 January 2026 or 23 March 2026 12 PRODUCTION PROFILE 2026-27 Staged ramp up to establish long-life Australian precious metals operation • Gold production underway, ramping to a maximum of 50,000t/month in September and continuing through to mid-December 2026. • Silver de-slime plant installed before end Oct 2026 (commissioning/production to commence from mid-Dec 2026 through to end Jan 2027 - slightly delayed to take advantage of the interim cashflow benefits arising from gold production). • From February 2027, the plant will progress to processing the blend of silver and gold ores, as it ramps up to ~90,000t/month (65-70,000t Ag ores and 20-25,000t Au ores). • Ore mix can be adjusted to optimise value across gold and silver based on prices, ore availability and operating performance. 13 • Table based on NPV8 • Prod assumptions of 13.2M oz silver1 & 35.2Koz gold1 • Potential silver recovery increase from deslime circuit • Unhedged production provides direct exposure to higher precious metals prices • Sensitivity reflects the current mine plan only and excludes potential resource growth and mine-life extension Strong operating leverage to higher precious metals prices PROJECT SENSITIVITY ANALYSIS Exceptional leverage to precious metals prices 1 See ASX release 23 March 2026 14 PRIMARY SILVER EXPOSURE 12.8Moz Ore Reserve • ~51Moz Resource • Silver production targeted 4Q26 GROWTH PLATFORM Resource conversion • Additional gold feed Pipeline • Cobar Basin exploration upside • Plant expansion HIGH LEVERAGE Unhedged gold & silver exposure • Strong leverage to higher prices Five reasons: PRODUCTION & CASHFLOW Gold production underway • Operating cashflow commencing EXISTING INFRASTRUCTURE 1Mtpa processing plant • Permitted • Established infrastructure WHY CONSIDER INVESTING P r o d u c t i o n . C a s h f l o w . S i l v e r . G r o w t h . 15 Contact Us www.manukaresources.com.au CONTACT US Corporate Office: Suite 405 Grafton Bond Building 201 Kent Street Sydney, NSW 2000 Australia Email: admin@manukaresources.com.au 16