XML 71 R59.htm IDEA: XBRL DOCUMENT

Income Taxes (Tables)

12 Months Ended

Jun. 30, 2025

Major components of tax expense (income) [abstract]

Summary of Income Tax Benefit and Current Tax Receivable


		2025				2024				2023
		US$(000's)				US$(000's)				US$(000's)
(a) Income tax benefit
The major components of income tax benefit are:
Statement of Profit or Loss and Other Comprehensive Income
Current income tax credit			(240	)			(986	)			—
Deferred tax			7,187				10,398				5,926
			6,947				9,412				5,926

Deferred tax
In respect of the current year			—				—				—
Total income tax benefit recognized in the Statement of Profit or Loss and Other Comprehensive Income			6,947				9,412				5,926

(b) Current tax receivable
		US$				US$				US$
Research and Development Tax Incentive Credit receivable			7,187				10,398				5,926

Summary of Reconciliation Between Income Tax Benefit and the Product of Accounting Loss Before Income Tax Multiplied by the Groups Applicable Income Tax Rate

A reconciliation between income tax benefit and the product of accounting loss before income tax multiplied by the Group’s applicable income tax rate is as follows:


		2025				2024				2023
		US$(000's)				US$(000's)				US$(000's)
Accounting loss before tax			(169,738	)			(229,654	)			(148,447	)
At the Company's statutory income tax rate of 25% (2024:30%, 2023:30%)			42,435				68,896				44,534
R&D tax incentive on eligible expenses			7,187				10,398				5,926
Non-deductible R&D expenditure			(4,131	)			(7,175	)			(4,087	)
Other non-deductible expenses - share-based payment expense			(1,532	)			(1,525	)			(1,750	)
Amount of temporary differences and carried forward tax losses not recognized			(37,012	)			(61,182	)			(38,697	)
Income tax benefit reported in the Statement of Profit or Loss and Other Comprehensive Income			6,947				9,412				5,926

Summary of Recognized Deferred Tax Assets and Liabilities in Statement of Financial Position


		June 30, 2025				June 30, 2024				June 30, 2023
(d) Recognized deferred tax assets and liabilities in statement of financial position
Deferred income tax at June 30 relates to the following:
Deferred tax liabilities:
Interest and royalty income receivable (future assessable income)			(30	)			(77	)			(45	)
			(30	)			(77	)			(45	)

Deferred tax assets related to temporary differences:
Accrued expenses and other liabilities			569				201				200
Employee provisions			225				190				161
Other miscellaneous items			2,853				3,340				271
			3,647				3,731				632
Net deferred tax assets			3,617				3,654				587
Less: temporary differences not recognized			(3,617	)			(3,654	)			(587	)
Net deferred tax recognized in the statement of financial position			—				—				—