LAKE RESOURCES N.L. — Capital/Financing Update 2025

Aug 17, 2025

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ASX ANNOUNCEMENT

18 August 2025

A$1.575 Million At-the-Market Facility Raise

Lake Resources N.L. (ASX: LKE; OTC: LLKKF) (“Lake” or “the Company”) is pleased to announce that it has utilised its At-the-Market Subscription Agreement (“ATM”) (previously referred to as a Controlled Placement Agreement) with Acuity Capital (see ASX announcements on 31 July 2018, 1 September 2020, 22 September 2020, 27 November 2020, 19 January 2021, 4 June 2021, 5 November 2021, 7 March 2022, 21 April 2022, 27 January 2023, 25 July 2024, 16 August 2024 11 April 2025 and 23 July 2025) to raise A$1,575,000 (inclusive of costs) by agreeing to issue 41,000,000 fully paid ordinary LKE.ASX shares to Acuity Capital at an issue price of A$0.0384 per share.

The 41,000,000 LKE.ASX shares will be issued subject to shareholder approval. The issue price of A$0.0384 represents a discount of 6.3% to the 15-trading day VWAP of A$0.0410 to 13 August 2025 (inclusive).

The funds raised will be used for operating and general corporate expenditures to continue progressing multiple activities in relation to Lake’s Kachi Project, including the Exploitation Environmental Impact Assessment, optimisation of commercial power solutions and the strategic alternatives process.

Settlement of the transaction occurred on 15 August 2025.

For investor or media queries, please contact:

InvestorRelations@lakeresources.com.au or log onto Investor Hub through Lake’s public website.

About Lake Resources N.L. (ASX: LKE, OTC: LLKKF)

Lake Resources N.L. (ASX: LKE, OTC: LLKKF) is a responsible lithium developer utilising state of-the-art ion exchange extraction technology for production of sustainable, high purity lithium from its flagship Kachi Project in Catamarca Province within the Lithium Triangle in Argentina.

This ion exchange extraction technology delivers a solution for two rising demands – high purity battery materials to avoid performance issues, and more sustainable, responsibly sourced materials with low carbon footprint and significant ESG benefits.

Forward Looking Statements:

Certain statements contained in this announcement, including information as to the future financial performance of the projects and the Company, are forward-looking statements. Such forward-looking statements are necessarily based upon a number of estimates and assumptions that, while considered reasonable by Lake Resources N.L. are inherently subject to significant technical, business, economic, competitive, political and social uncertainties and

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contingencies; involve known and unknown risks and uncertainties and other factors that could cause actual events or results to differ materially from estimated or anticipated events or results, expressed or implied, reflected in such forward-looking statements; and may include, among other things, statements regarding targets, estimates and assumptions in respect of production and prices, operating costs and results, capital expenditures, reserves and resources and anticipated flow rates, and are or may be based on assumptions and estimates related to future technical, economic, market, political, social and other conditions and affected by the risk of further changes in government regulations, policies or legislation and that further funding may be required, but unavailable, for the ongoing development of Lake’s projects. Lake Resources N.L. disclaims any intent or obligation to update any forwardlooking statements, whether as a result of new information, future events or results or otherwise. The words “believe”, “expect”, “anticipate”, “indicate”, “contemplate”, “target”, “plan”, “intends”, “continue”, “budget”, “estimate”, “may”, “will”, “schedule” and similar expressions identify forward-looking statements. All forward-looking statements made in this announcement are qualified by the foregoing cautionary statements. Investors are cautioned that forward-looking statements are not guarantees of future performance and accordingly investors are cautioned not to put undue reliance on forward- looking statements due to the inherent uncertainty therein. Lake does not undertake to update any forward-looking information, except in accordance with applicable securities laws.