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Note 12 - Stock-based Compensation | 6 Months Ended
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Jun. 30, 2025
Notes to Financial Statements |
Share-Based Payment Arrangement [Text Block] |
12. | STOCK-BASED COMPENSATION
The following table summarizes stock-based compensation expense recorded in each financial statement line item in the Company’s condensed consolidated statements of operations and comprehensive loss for the three and six months ended June 30, 2025 and 2024 (in thousands):
|  | Three months ended June 30, |  |  | Six months ended June 30, |
|  | 2025 |  |  | 2024 |  |  | 2025 |  |  | 2024 |
Research and development |  | $ | 316 |  |  | $ | 499 |  |  |  | 1,011 |  |  |  | 1,708 |
Sales and marketing |  |  | 126 |  |  |  | 3 |  |  |  | 255 |  |  |  | 185 |
General and administrative |  |  | 718 |  |  |  | 1,238 |  |  |  | 2,395 |  |  |  | 2,861 |
Total stock-based compensation |  | $ | 1,160 |  |  | $ | 1,740 |  |  | $ | 3,661 |  |  | $ | 4,754 |

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