Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

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Stock-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2024
Share-Based Payment Arrangement [Abstract]  
Schedule of Activity Under the Plans
A summary of activity under the Plans for the six months ended June 30, 2024 is as follows:
Shares
Underlying
Options
Weighted
Average
Exercise
Price
Weighted
Average
Remaining
Contractual
Term
(Years)
Aggregate
Intrinsic
Value
Outstanding at December 31, 2023 2,578 $ 9,868  8.1 $ — 
Granted 1,667 $ 14  9.9 — 
Forfeited —  $ —  —  — 
Outstanding at June 30, 2024 4,245 $ 5,998  8.4 $ — 
Exercisable at June 30, 2024 1,770 $ 14,245  6.8 $ — 
Schedule of Stock-Based Compensation Expense Recognized
The total stock-based compensation expense recognized was as follows (in thousands):
Three months ended
June 30,
Six months ended
June 30,
2024 2023 2024 2023
Research and development expenses $ 22  $ 45  $ 52  $ 104 
Selling, general and administrative expenses 2,129  87  2,372  209 
Total stock-based compensation $ 2,151  $ 132  $ 2,424  $ 313 
Schedule of Restricted Stock Activity
A summary of the Company’s restricted stock activity and related information is as follows:
Number of
Shares
Weighted
Average
Grant-Date
Fair Value
Unvested at December 31, 2023 11,334 $ 37.74 
Granted 357,478 $ 9.10 
Vested (137,606) $ 6.35 
Unvested at June 30, 2024 231,206 $ 17.64