6. LEASES

The Company has operating leases that primarily relate to operating facilities in both the United States and Germany. The Company leases its operating facilities under operating lease arrangements with varying expiration dates through March 2037. As of December 31, 2025, the remaining lease term of the Company’s operating leases ranges from six to twelve years.

Supplemental statement of operations and cash flows related to operating leases is as follows:

For the year ended December 31, 

  ​ ​ ​

2025

  ​ ​ ​

2024

(amounts, in thousands)

Cash paid in connection with operating leases

$

1,696

$

1,684

Supplemental balance sheet information related to operating leases is as follows:

  ​ ​ ​

December 31, 

 

2025

2024

 

  ​ ​ ​

(amounts, in thousands)

Right-of-use asset

$

10,924

$

11,511

Lease liability – current portion

$

541

453

Lease liability – net of current portion

 

11,903

12,444

Total lease liability

$

12,444

$

12,897

Weighted average discount rate

9.8

%

9.8

%

Weighted average remaining lease term

11.4 years

11.7 years

Lease Expense

The components of lease expense were as follows:

For the year ended December 31,

  ​ ​ ​

2025

2024

(amounts, in thousands)

Operating lease cost

$

1,743

  ​ ​ ​

$

1,701

Variable lease cost

 

510

 

499

Total lease cost

$

2,253

$

2,200

As of December 31, 2025, the maturities of the lease liabilities are as follows:

2026

  ​ ​ ​

$

1,736

2027

 

1,777

2028

 

1,819

2029

 

1,863

2030

 

1,907

Thereafter

 

11,643

Future operating lease payments

20,745

Imputed interest

(8,301)

Total lease liability

$

12,444

Historical Timeline

Fiscal YearFiled
2025Mar 30, 2026Showing above
2024Mar 31, 2025
2023Mar 15, 2024
2022Mar 9, 2023
2021Mar 10, 2022
2020Mar 9, 2021
2019Mar 5, 2020

About Leases Disclosures

Lease disclosures under ASC 842 provide a comprehensive view of a company's leased asset portfolio, including the split between operating and finance leases, discount rates used to present-value future payments, and the maturity schedule of lease obligations. This section reveals a significant source of off-balance-sheet commitments that were largely hidden before the current standard.

Key signals: the weighted-average discount rate affects the size of recorded lease liabilities — a higher rate reduces the reported obligation, so compare the chosen rate against the company's incremental borrowing rate. The operating versus finance lease mix affects both EBITDA and operating income presentation. Watch the maturity table for concentration risk: large payment cliffs in specific years may create cash flow pressure. Variable lease payments excluded from the liability measurement represent real obligations that do not appear on the balance sheet. Compare total lease costs against prior-year operating lease expense to assess the true economic burden.