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Stock Based Compensation | 3 Months Ended
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Mar. 31, 2025
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Stock Based Compensation | 4. Stock-Based Compensation — Under the Company’s Equity Incentive Plan of 1993, as amended (“the Plan”), all employees are eligible to receive non-assignable and non-transferable restricted stock (RSUs), options to purchase common stock, and other forms of equity. During the three months ended March 31, 2025 and 2024, the Company's stock-based compensation expense amounted to $559 and $2,005, respectively. RSUs A summary of nonvested RSUs outstanding is presented below:
|  | Three Months Ended March 31, 2025 |
|  | Number of Shares |  |  | Weighted Average Grant Date Fair Value |
Nonvested shares at January 1, 2025 |  |  | 682,853 |  |  | $ | 13.77 |
Granted |  |  | 20,000 |  |  |  | 5.50 |
Vested |  |  | (6,878 | ) |  |  | 15.59 |
Forfeited |  |  | (14,509 | ) |  |  | 22.36 |
Nonvested shares at March 31, 2025 |  |  | 681,466 |  |  | $ | 13.33 |
As of March 31, 2025, the total unrecognized stock-based compensation expense related to RSUs outstanding was $2,537 and is expected to be recognized over a weighted-average service period of 2.3 years. Stock Options Incentive Stock Option Plans - A summary of the inventive stock option activity for the three month ended March 31, 2025 is presented below:
|  | Options outstanding |  |  | Weighted Average Exercise Price Per Share |  |  | Weighted Average Remaining Contractual Life (Years) |  |  | Aggregate Intrinsic Value |
Balance as of January 1, 2025 |  |  | 424,511 |  |  | $ | 10.28 |  |  |  | 6.1 |  |  | $ | — |
Forfeited |  |  | (27,414 | ) |  | $ | 10.28 |  |  |  | 5.8 |  |  | $ | — |
Balance as of March 31, 2025 |  |  | 397,097 |  |  | $ | 10.28 |  |  |  | 5.8 |  |  | $ | — |
Options vested and exercisable as of March 31, 2025 |  |  | 170,274 |  |  | $ | 10.28 |  |  |  | 5.8 |  |  | $ | — |
As of March 31, 2025, the total unrecognized stock-based compensation expense related to stock options outstanding was $826 and is expected to be recognized over a weighted-average service period of 1.8 years.

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