Neuren Pharmaceuticals Annual Report 2025

1. NATURE OF THE BUSINESS Neuren Pharmaceuticals Limited (“Neuren” or the “Company”), and its subsidiaries (collectively the “Group”) is a publicly listed biopharmaceutical company developing drugs for neurological disorders. The Company is a limited liability company incorporated in New Zealand. The address of its registered office in New Zealand is at the offices of Lowndes Jordan, Level 15 HSBC Tower, 188 Quay Street, Auckland 1141. Neuren operates in Australia and its ordinary shares are listed on the Australian Securities Exchange (ASX code: NEU). These consolidated financial statements were approved for issue by the Board of Directors on 26 February 2026. 2. MATERIAL ACCOUNTING POLICY INFORMATION These general-purpose consolidated financial statements of the Group are for the year ended 31 December 2025 and have been prepared in accordance with and comply with generally accepted accounting practice in New Zealand (GAAP), New Zealand equivalents to International Financial Reporting Standards (NZ IFRS) issued by the New Zealand Accounting Standards Board which comply with International Financial Reporting Standards, the requirements of the Financial Markets Conduct Act 2013, and other applicable Financial Reporting Standards as appropriate for profit-oriented entities that fall into Tier 1 as determined by the New Zealand External Reporting Board. Basis of preparation Entities Reporting The consolidated financial statements incorporate the assets and liabilities of all subsidiaries of the Group as at 31 December 2025 and the results of all subsidiaries for the year then ended. Neuren Pharmaceuticals Limited and its subsidiaries, which are designated as profit-oriented entities for financial reporting purposes, together are referred to in these financial statements as the Group. Statutory Base Neuren is registered under the New Zealand Companies Act 1993. Neuren is also registered as a foreign company under the Australian Corporations Act 2001. Historical cost convention These consolidated financial statements have been prepared under the historical cost convention as modified by certain policies below. Amounts are expressed in Australian Dollars and are rounded to the nearest thousand, except for earnings per share. Critical accounting estimates The preparation of the financial statements requires the use of certain critical accounting estimates. It also requires management to exercise its judgement in the process of applying the consolidated entity’s accounting policies. The areas involving a higher degree of judgement or complexity, or areas where assumptions and estimates are significant to the financial statements, are disclosed in Note 3. Going concern basis The directors monitor the Group’s cash position and initiatives to ensure that adequate funding continues to be available for the Group to meet its business objectives. The Group recorded a profit after tax of $30.4 million for the year ending 31 December 2025 and had positive operating cash flows of $125.4 million for the year ended 31 December 2025. The Group had cash of $4.2 million and short-term investments (term deposits) of $291.9 million, $1.8 million of trade and other receivables and $9.6m of prepayments at 31 December 2025. It is the considered view of the Directors that the Group will have access to adequate resources to meet its ongoing obligations for at least a period of 12 months from the date of signing these financial statements. On this basis, the Directors have assessed it is appropriate to adopt the going concern basis in preparing its consolidated financial statements. The consolidated financial statements do not include any adjustments that would result if the Group was unable to continue as a going concern. Changes in accounting policies There are no material changes in accounting policies for the year ended 31 December 2025. Standards, interpretations and amendments to published standards that are not yet effective At the date of authorisation of these consolidated financial statements, several new, but not yet effective, Standards and amendments to existing New Zealand equivalents to International Financial Reporting Standards (‘NZ IFRS’) that have recently been issued or amended but are not yet mandatory, have not been early adopted by the consolidated entity for the annual reporting period ended 31 December 2025. The consolidated entity’s assessment of the impact of these new or amended Accounting Standards and Interpretations, most relevant to the consolidated entity, are set out below. IFRS 18 Presentation and Disclosure in Financial Statements This standard is effective for annual reporting periods beginning on or after 1 January 2027, with early adoption permitted. The standard replaces IAS 1 ‘Presentation of Financial Statements’, and introduces new requirements for the presentation and disclosure of information in the financial statements. NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS FOR THE YEAR ENDED 31 DECEMBER 2025 Neuren Pharmaceuticals Limited Annual Report 2025 36

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