v3.25.3
OPERATING LEASES
9 Months Ended
Sep. 30, 2025
OPERATING LEASES  
OPERATING LEASES

7.   OPERATING LEASES

The Company leases its facilities and offices under non-cancellable operating lease agreements. These leases are renewable upon negotiation.

For the three months ended September 30, 2024 and 2025, cash paid for amounts included in the measurement of lease liabilities was $143 and $141, respectively. For the nine months ended September 30, 2024 and 2025, cash paid for amounts included in the measurement of lease liabilities was $388 and $564, respectively.

The operating lease cost and short-term lease cost for the three and nine months ended September 30, 2024 and 2025 were as follows (in thousands):

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For the three months ended September 30, 

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For the nine months ended September 30, 

​

    

2024

    

2025

    

2024

    

2025

Selling expenses

​

$

22

​

$

24

​

$

61

​

$

71

Research and development expenses

​

​

170

​

​

219

​

​

375

​

​

631

General and administrative expenses

​

​

21

​

​

28

​

​

54

​

​

70

Total operating lease cost

​

​

213

​

​

271

​

​

490

​

​

772

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​

​

​

​

​

 ​

​

​

​

​

​

 ​

Short-term lease cost

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​

22

​

​

46

​

​

82

​

​

71

​

​

​

​

​

​

 ​

​

​

​

​

​

 ​

Total lease cost

​

$

235

​

$

317

​

$

572

​

$

843

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The weighted average remaining lease term as of December 31, 2024 and September 30, 2025 was 3.73 and 3.07 years, respectively, and the weighted average discount rate of the operating leases was 5.08% and 3.75%, respectively.

Maturities of lease liabilities as of September 30, 2025 were as follows (in thousands):

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Operating Lease

Remainder of 2025

 

$

149

2026

 

 

645

2027

​

​

499

2028

​

​

48

2029

​

​

41

After

​

​

133

Total undiscounted lease payment

 

 

1,515

Less: Imputed interest

 

 

(93)

Present value of lease liabilities

 

$

1,422

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