v3.26.1
Significant Customers, Concentrations of Credit Risk and Geographic Information
12 Months Ended
Dec. 31, 2025
Significant Customers, Concentrations of Credit Risk and Geographic Information  
Significant Customers, Concentrations of Credit Risk and Geographic Information

Note 8 – Significant Customers, Concentrations of Credit Risk and Geographic Information

We manage and operate our business through one operating segment.

Revenue from customers comprising at least 10% of total revenue are as follows:

Year Ended December 31, 

  ​ ​ ​

2025

  ​ ​ ​

2024

Customer A

 

18

%  

15

%

Customer B

 

*

%

12

%

* less than 10% of total revenue

Revenue by geographic area are as follows:

Year Ended December 31, 

  ​ ​ ​

2025

  ​ ​ ​

2024

 

(in thousands)

United States

$

4,998

$

5,160

Asia and Middle East

 

1,975

 

2,623

Europe and other

 

4,917

 

3,896

Revenue

$

11,890

$

11,679

Revenue by geographic area are based on the country of shipment destination. The geographic location of distributors and third-party manufacturing service providers may be different from the geographic location of the purchasers and/or ultimate end users.

We provide credit only to creditworthy third parties who are subject to our credit verification procedures. Accounts receivable balances are monitored on an ongoing basis and accounts deemed to have credit risk are fully reserved. At December 31, 2025, one customer accounted for 23% of total accounts receivable. At December 31, 2024, one customer accounted for 41% of total accounts receivable.

Our long-lived assets were geographically located as follows:

  ​ ​ ​

December 31, 

  ​ ​ ​

December 31, 

 

2025

 

2024

 

(in thousands)

United States

$

1,122

$

1,440

Europe

3,973

4,446

Asia

 

340

 

331

Total long-lived assets

$

5,435

$

6,217