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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2025
Income Taxes  
Schedule of (Loss) Income from Continuing Operations Before Income Taxes

Loss before income taxes consisted of the following components (in thousands):

Year Ended December 31, 

  ​ ​ ​

2025

  ​ ​ ​

2024

United States

$

(172,964)

$

(18,020)

Foreign

 

(835)

 

(896)

Total

$

(173,799)

$

(18,916)

Schedule of Components of Deferred Tax Assets

The Company has not recognized any current or deferred tax expense on its US and foreign pre-tax losses for the years ended December 31, 2025 and 2024.

Significant components of the Company’s deferred tax assets and liabilities were as follows (in thousands):

December 31, 

  ​ ​ ​

2025

  ​ ​ ​

2024

Deferred tax assets:

Net operating loss carryforwards

$

66,902

$

53,618

Capitalized research and development

 

19,062

 

24,045

Stock-based compensation

 

1,931

 

1,804

Depreciation

666

762

Lease accounting

12,846

13,505

Interest expense carryforward

3,340

1,292

Other

 

2,336

 

2,086

Total deferred tax assets before valuation allowance

107,083

 

97,112

Less: valuation allowance

 

(97,776)

 

(84,217)

Total deferred tax assets after valuation allowance

9,307

12,895

Deferred tax liabilities:

  ​

  ​

Right-of-use asset

(8,755)

(10,763)

In-process research and development

(3,077)

(3,077)

Debt basis differences

(405)

(1,991)

Other

(147)

(141)

Total deferred tax liabilities

(12,384)

(15,972)

Net deferred tax liability

$

(3,077)

$

(3,077)

Schedule of Reconciliation of Statutory to Effective Tax Rates

December 31, 

  ​ ​ ​

2024

  ​ ​ ​

U.S. federal statutory income tax rate

 

21.0

%  

Adjustments for tax effects of:

State income taxes, net of federal tax

9.6

%  

Stock-based compensation

(3.7)

%  

Non-deductible debt items

25.3

%  

Change in valuation allowance

(49.7)

%  

Change in rate

0.5

%  

Return to provision

(1.6)

%

Permanent differences and other

(1.4)

%  

Effective income tax rate

 

(0.0)

%  

Income Tax Benefit

December 31, 2025

 

  ​ ​ ​

Amount

  ​ ​ ​

%

 

Income taxes (benefit) at statutory federal rate

 

(36,498)

21.0

%

State and local taxes, net of federal income tax effect

-

0.0

%

Foreign tax effects

Other foreign

175

(0.1)

%

Change in valuation allowance

10,453

(6.0)

%

Non-taxable or nondeductible items

Stock compensation

137

(0.1)

%

Non-deductible debt items

25,403

(14.6)

%

Other

330

(0.2)

%

Effective income tax rate

 

-

0.0

%