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STOCK-BASED COMPENSATION | 3 Months Ended
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Mar. 31, 2024
STOCK-BASED COMPENSATION |
STOCK-BASED COMPENSATION | NOTE 10: STOCK-BASED COMPENSATION Stock Options 2024 Equity Incentive Awards There were no equity incentive awards issued during the three months ended March 31, 2024. A summary of the Company’s stock option activity for the three months ended March 31, 2024 is as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | ​ | ​ | ​ | ​ | ​ |  | Weighted Average
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Remaining
​ | ​ | ​ | ​ | Weighted Average | ​ | ​ | ​ | ​ | Contractual
​ |  | Number of Shares |  | Exercise Price |  | Total Intrinsic Value |  | Life (in years)
Outstanding as of January 1, 2024 |  | 737,895 | ​ | $ | 25.42 | ​ | $ | 1,317,000 | ​ | 7.6
Exercised | ​ | (19,497) | ​ | ​ | 2.52 | ​ | ​ | — | ​ | —
Canceled/Expired |  | (79,196) | ​ | ​ | 52.95 | ​ | ​ | — | ​ | —
Outstanding as of March 31, 2024 |  | 639,202 | ​ | $ | 22.71 | ​ | $ | 720,000 | ​ | 7.5
Options vested and exercisable |  | 329,916 | ​ | $ | 41.17 | ​ | $ | 113,000 | ​ | 6.2
​ The following table sets forth stock-based compensation expenses recorded during the respective periods: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | For the Three Months Ended
​ | ​ | March 31,
​ |  | 2024 |  | 2023
Stock Compensation expenses: |  | ​ |  |  | ​ |
Research and development | ​ | $ | 6,000 | ​ | $ | 151,000
General and administrative | ​ |  | 73,000 | ​ |  | 221,000
Stock compensation in continuing operations | ​ | ​ | 79,000 | ​ | ​ | 372,000
Stock compensation in discontinued operations | ​ | ​ | — | ​ | ​ | 288,000
Total stock compensation expenses | ​ | $ | 79,000 | ​ | $ | 660,000
​ As of March 31, 2024, the total stock-based compensation cost related to unvested awards not yet recognized was $0.3 million. The expected weighted average period compensation costs to be recognized was approximately 1.8 years. Future option grants will impact the compensation expense recognized.

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