v3.25.4

Income Taxes - Components of Net Deferred Tax Assets and Related Valuation Allowance (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Deferred tax assets:
Net operating loss carryforwards	$ 38,350	$ 14,517
General business and other credit carryforwards	1,319	1,319
Capitalized research expenditures	619	807
Stock-based compensation	492	0
Intangible assets	641	720
Total gross deferred tax assets	41,421	17,363
Valuation allowance	(41,421)	(17,363)
Total deferred tax assets	0	0
Deferred tax liabilities	0	0
Total net deferred tax assets	$ 0	$ 0

Deferred tax asset, capitalized research expenditures.

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Amount of deferred tax liability attributable to taxable temporary differences.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from intangible assets including goodwill.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible general business tax credit carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Semnur Pharmaceuticals, Inc. 10-K