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SHARE-BASED COMPENSATION (Tables) | 9 Months Ended
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Sep. 30, 2024
SHARE-BASED COMPENSATION |
Schedule of share activity under the share option plans | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ |  | Weighted- | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | Average | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Weighted- | ​ | Remaining | ​ | Weighted- | ​ | Aggregate
​ | ​ | ​ | ​ | Average | ​ | Contractual | ​ | Average | ​ | Intrinsic
​ | ​ | Number of | ​ | Exercise | ​ | Term | ​ | Fair Value at | ​ | Value
​ | ​ | Shares | ​ | Price | ​ | (Years) | ​ | Grant Date | ​ | (in thousands)
Options outstanding at January 1, 2024 |  | 70,411 |  | $ | 63.07 |  | 7.28 |  | $ | 33.98 |  | ​ | ​
Exercised | ​ | — | ​ | ​ | — | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Cancelled/Forfeited |  | (5,865) |  |  | 70.00 |  |  |  |  |  |  | ​ | ​
Expired |  | — |  |  | — |  |  |  |  |  |  | ​ | ​
Granted |  | 568,000 |  |  | 6.50 |  |  |  |  |  |  | ​ | ​
Options outstanding at September 30, 2024 |  | 632,546 |  | $ | 12.21 |  | 9.44 |  | $ | 3.48 |  | ​ | ​
Options exercisable at September 30, 2024 | ​ | 241,831 | ​ | $ | 18.49 | ​ | 8.92 | ​ | ​ | ​ | ​ | $ | 29.47
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Schedule of stock-based compensation | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended September 30, | ​ | Nine Months Ended September 30, | ​
(in thousands) | ​ | 2024 |  | 2023 |  | 2024 |  | 2023 | ​
Research and development | ​ | $ | 79 | ​ | $ | 49 | ​ | $ | 175 | ​ | $ | 168 | ​
Selling, general and administration | ​ |  | 178 | ​ |  | 70 | ​ |  | 396 | ​ |  | 363 | ​
Total | ​ | $ | 257 | ​ | $ | 119 | ​ | $ | 571 | ​ | $ | 531 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​

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- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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