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Stock-Based Compensation | 9 Months Ended
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Sep. 30, 2025
Stock-Based Compensation |
Stock-Based Compensation | 11. Stock-Based Compensation The following table summarizes the classification of stock-based compensation expense in the Company’s condensed consolidated statements of operations related to employees and non-employees: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended | ​ | Nine Months Ended
​ | ​ | September 30, | ​ | September 30,
(in thousands) |  | 2025 |  | 2024 |  | 2025 |  | 2024
Cost of goods sold (1) | ​ | $ | 4 | ​ | $ | 282 | ​ | $ | 372 | ​ | $ | 834
Research and development | ​ |  | 1,316 | ​ |  | 2,092 | ​ |  | 5,157 | ​ |  | 6,552
Selling, general and administrative | ​ |  | 2,069 | ​ |  | 4,494 | ​ |  | 8,653 | ​ |  | 14,032
Stock-based compensation subtotal | ​ | ​ | 3,389 | ​ | ​ | 6,868 | ​ | ​ | 14,182 | ​ | ​ | 21,418
Less: Stock-based compensation from discontinued operations | ​ | ​ | (67) | ​ | ​ | (430) | ​ | ​ | (647) | ​ | ​ | (1,305)
Total stock-based compensation expense from continuing operations | ​ | $ | 3,322 | ​ | $ | 6,438 | ​ | $ | 13,535 | ​ | $ | 20,113
​ | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | ​
Total stock-based compensation expense capitalized into inventory | ​ | $ | 19 | ​ | $ | 313 | ​ | $ | 305 | ​ | $ | 1,107
​ (1) Stock-based compensation capitalized into inventory is recognized as cost of goods sold when the related product is sold.

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