EMERALD RESOURCES NL — Interim / Quarterly Report 2026

Jan 8, 2026

ASX Announcement & Media Release

9 January 2026

Fast Facts

ASX Code: EMR Shares on issue: 660,559,748 Market Cap: ~A$4.2B

Cash, Bullion & Listed Investments (Dec25) Cash: A$299.3M (US$200.4M) Bullion: A$35.6M (US$23.7M) Listed Investments: A$37.8M (US$25.3M)

Board & Management

Jay Hughes, Non-Executive Chairman Morgan Hart, Managing Director Mick Evans, Executive Director Ross Stanley, Non-Executive Director Billie Slott, Non-Executive Director Michael Bowen, Non-Executive Director Mark Clements, Company Secretary Bernie Cleary, Operations Manager Okvau Josh Redmond, Operations Manager DRGP Brett Dunnachie, Chief Corporate Officer Shannon Campbell, Chief Financial Officer

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December 2025 Quarterly Production Update

Emerald Resources NL (ASX: EMR) (“ Emerald ” or “ Company ”) advises that the Company’s 100% owned Okvau Gold Mine in Cambodia (“ Okvau ”) produced 25,030 ounces of gold during the December 2025 Quarter.

Highlights

Okvau Gold Mine Operations, Cambodia (EMR 100%)

• Okvau gold production for the December 2025 Quarter of 25,030 ounces with gold poured of 21,372 ounces;

• Gold sales for the December 2025 Quarter of 20,410 ounces at an average of US$4,118/oz;

• Indicative AISC for the December 2025 Quarter is anticipated to be materially in line with the upper end of guidance (US$900/oz - US$1,000/oz); and

• Recoveries for the December 2025 Quarter at 86.7%.

Health and Safety

Company Highlights

Team

 Highly credentialed gold project operational and in-house development team;

• A proven history of building projects on time and on budget.

Gold Production

• Okvau Gold Mine commissioned on time on budget in 2021;

• Group TRIFR (including Dingo Range Gold Project), 12 month moving average of 0.42 as at end of December 2025 Quarter.

Financial and Corporate

• Cash, bullion and listed investments on hand of A$372.7 million (US$249.4 million) at the end of the December 2025 Quarter.

A comprehensive update of operations and exploration activities will be provided in the December 2025 Quarterly Report to be released later this month.

• ~450Koz gold produced project to date

Growth

• Significant exploration and resource growth potential in Cambodia:

• Okvau Gold Mine reserve expansion;

• Memot Project (100%) open pit indicated and inferred resource of 31.4Mt @ 1.3g/t Au for 1.34Moz

• 1,190km[2] of prospective tenure

• Significant exploration and resource growth potential in Australia:

This ASX release was authorised on behalf of the Emerald Board by: Morgan Hart, Managing Director.

For further information please contact Emerald Resources NL

Morgan Hart Managing Director

• Dingo Range Gold Project located on the underexplored Dingo Range greenstone belt

• Dingo Range open pit measured, indicated and inferred resource of 40.1Mt @ 1.1g/t Au for 1.36Moz

• 1,110km[2] of prospective tenure

ESG

• Focussed on a net positive impact on nearmine environmental and social values by targeting strict compliance with corporate governance, international guidelines (IFC PS’s) and local laws by engaging and collaborating with all stakeholders.

• Commitment to carbon neutral operations in Cambodia

Registered Office 1110 Hay Street West Perth WA 6005

T: +61 8 9286 6300 F: +61 8 6243 0032 W: www.emeraldresources.com.au

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Forward Looking Statement

Certain statements contained in this document, including information as to the future financial or operating performance of the Company and its projects, are forward looking statements. Such forward looking statements involve known and unknown risks, uncertainties, assumptions and other important factors, many of which are beyond the control of the Company and which may cause actual results, performance or achievements to differ materially from those expressed or implied by such statements. Forward looking statements are provided as a general guide only and should not be relied on as an indication or guarantee of future performance. Given these uncertainties, recipients are cautioned to not place undue reliance on any forward looking statement. Subject to any continuing obligations under applicable law, the Company disclaims any obligation or undertaking to disseminate any updates or revisions to any forward looking statements in this document to reflect any change in expectations in relation to any forward looking statements or any change in events, conditions or circumstances on which any such statement is based.

No New Information

To the extent that announcement contains references to prior exploration results and Mineral Resource estimates, which have been cross referenced to previous market announcements made by the Company, unless explicitly stated, no new material information is contained. The Company confirms that it is not aware of any new information or data that materially affects the information included in the relevant market announcements and, in the case of estimates of Mineral Resources that all material assumptions and technical parameters underpinning the estimates in the relevant market announcement continue to apply and have not materially change.

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