v3.26.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
6 Months Ended
Jun. 30, 2026
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES  
Schedule of cash, cash equivalents and restricted cash

The following table provides a reconciliation of cash, cash equivalents, and restricted cash reported on the condensed consolidated balance sheet as of June 30, 2026 and December 31, 2025, to the amounts reported on the condensed consolidated statement of cash flows (in thousands):

​

​

​

​

​

​

​

​

​

​

​

  ​ ​ ​

June 30, 

​

December 31, 

​

​

​

​

2026

  ​ ​ ​

2025

​

​

Cash

​

$

145

​

$

538

​

​

Cash equivalents

​

​

401

​

​

174

​

​

Restricted cash

​

 

310

​

 

309

​

​

Total cash, cash equivalents and restricted cash

​

$

856

​

$

1,021

​

​

​

Schedule of fair value hierarchy for financial assets and liabilities The following table represents the fair value hierarchy for the financial assets and liabilities held by the Company measured at fair value on a recurring basis (in thousands):

​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

  ​ ​ ​

As of June 30, 2026

(in thousands)

​

Level 1

  ​ ​ ​

Level 2

  ​ ​ ​

Level 3

  ​ ​ ​

Total

Money market funds

​

$

401

​

$

 —

​

$

 —

​

$

401

Total financial assets

​

$

401

​

$

—

​

$

—

​

$

401

​

​

​

​

​

​

​

​

​

​

​

​

​

Convertible debt subject to credit risk analysis

​

$

—

​

$

5,856

​

$

—

​

$

5,856

Series P and P 2 Preferred Stock liability

​

​

—

​

​

—

​

​

5,045

​

​

5,045

Total financial liabilities

​

$

—

​

$

5,856

​

$

5,045

​

$

10,901

​

​

​

​

​

​

​

​

​

​

​

​

​

​

  ​ ​ ​

As of December 31, 2025

(in thousands)

​

Level 1

  ​ ​ ​

Level 2

  ​ ​ ​

Level 3

  ​ ​ ​

Total

Money market funds

​

$

174

​

$

 —

​

$

 —

​

$

174

Total financial assets

​

$

174

​

$

—

​

$

—

​

$

174

​

​

​

​

​

​

​

​

​

​

​

​

​

Convertible debt subject to credit risk analysis

​

$

—

​

$

8,923

​

$

—

​

$

8,923

Total financial liabilities

​

$

—

​

$

8,923

​

$

—

​

$

8,923

Schedule of changes in Series P Preferred Stock liability

The following table presents the roll-forward of the Series P and Series P 2 Preferred Stock liability balance for the six months ended June 30, 2026 (in thousands):

​

​

​

​

​

​

​

​

​

​

(in thousands)

​

Series P Amount

​

Series P 2 Amount

​

Total Series Preferred Stock Liability Amount

Balance at December 31, 2025

​

$

—

​

$

—

​

$

—

Initial recognition

​

​

2,791

​

​

2,461

​

​

5,252

Change in fair value

​

​

(102)

​

​

(105)

​

​

(207)

Balance at June 30, 2026

​

$

2,689

​

$

2,356

​

$

5,045

Schedule of measurement inputs for Preferred Stock

The following table provides the inputs used to measure the Series P and Series P 2 Preferred Stock at the issuance date and June 30, 2026:

​

​

​

​

​

​

​

​

​

​

​

Series P

​

​

Series P 2

​

Share price at issuance date

​

$

13.25

​

​

$

0.15

​

Share price at June 30, 2026

​

$

0.21

​

​

$

0.21

​

Discount rate at issuance date

​

​

22.72

%

​

​

26.08

%

Discount rate at June 30, 2026

​

​

32.59

%

​

​

31.90

%

Volatility at issuance date

​

​

88.05

%

​

​

125.79

%

Volatility at June 30, 2026

​

​

127.88

%

​

​

124.57

%

Risk free rate at issuance date

​

​

3.75

%

​

​

4.08

%

Risk free rate at June 30, 2026

​

​

4.08

%

​

​

4.09

%

Dividend yield at issuance date and June 30, 2026

​

​

0.00

%

​

​

0.00

%

Probability of a change in control at issuance date and June 30, 2026

​

​

50.00

%

​

​

50.00

%

Probability of a dissolution scenario at issuance date and June 30, 2026

​

​

10.00

%

​

​

10.00

%

Probability of a maturity expiration scenario at issuance date and June 30, 2026

​

​

40.00

%

​

​

40.00

%

Timing of a change in control scenario at issuance date (in years)

​

​

1.00

​

​

​

0.67

​

Timing of a change in control scenario at June 30, 2026 (in years)

​

​

0.59

​

​

​

0.59

​

Timing of a dissolution scenario at issuance date (in years)

​

​

2.00

​

​

​

1.67

​

Timing of a dissolution scenario at June 30, 2026 (in years)

​

​

1.59

​

​

​

1.59

​

Timing of a maturity expiration scenario at issuance date (in years)

​

​

5.00

​

​

​

5.00

​

Timing of a maturity expiration scenario at June 30, 2026 (in years)

​

​

4.60

​

​

​

4.93

​