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Stock-Based Compensation (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2023
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |
Schedule of Assumptions Used to Calculate Fair Value of Stock Options | Schedule of Assumptions Used to Calculate Fair Value of Stock Options
Risk-free interest rates |  |  | 2.72 | %
Expected term (in years) |  |  | 2.6 |
Volatility |  |  | 95.0 | %
Grant date fair value of awards granted during the period |  | $ | 22.60 |
Summary of Stock Option Activity | A summary of Oncocyte’s 2018 Incentive Plan activity and related information follows (in thousands except weighted average exercise price): Summary of Stock Option Activity
|  | Shares |  |  | Number |  |  | Number |  |  | Weighted |
|  | Available |  |  | of Options |  |  | of RSUs |  |  | Average |
|  | for Grant |  |  | Outstanding |  |  | Outstanding |  |  | Exercise Price |
Balance at December 31, 2022 |  |  | 442 |  |  |  | 428 |  |  |  | 22 |  |  | $ | 59.23 |
RSUs vested |  |  | - |  |  |  | - |  |  |  | (11 | ) |  | $ | - |
RSUs granted |  |  | (10 | ) |  |  | - |  |  |  | 5 |  |  | $ | - |
Options granted |  |  | (178 | ) |  |  | 178 |  |  |  | - |  |  | $ | 7.72 |
Options forfeited/cancelled |  |  | 150 |  |  |  | (150 | ) |  |  | - |  |  | $ | - |
RSUs forfeited/cancelled |  |  | 2 |  |  |  | - |  |  |  | (1 | ) |  | $ | - |
Performance RSUs forfeited/cancelled |  |  | 15 |  |  |  | - |  |  |  | (8 | ) |  | $ | - |
Balance at June 30, 2023 |  |  | 421 |  |  |  | 456 |  |  |  | 7 |  |  | $ | 38.33 |
Options exercisable at June 30, 2023 |  |  |  |  |  |  | 199 |  |  |  |  |  |  | $ | 89.54 |
Summary of Stock-based Compensation Expense | Oncocyte recorded stock-based compensation expense in the following categories on the accompanying condensed consolidated statements of operations for the three and six months ended June 30, 2023 and 2022 (unaudited and in thousands): Summary of Stock-based Compensation Expense
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
|  | Three Months Ended |  |  | Six Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Cost of revenues |  | $ | 2 |  |  | $ | - |  |  | $ | 12 |  |  | $ | - |
Research and development |  |  | 309 |  |  |  | 201 |  |  |  | 632 |  |  |  | 381 |
Sales and marketing |  |  | 62 |  |  |  | - |  |  |  | 139 |  |  |  | 29 |
General and administrative |  |  | 461 |  |  |  | 1,283 |  |  |  | 867 |  |  |  | 2,463 |
Discontinuing operations |  |  | - |  |  |  | 748 |  |  |  | 18 |  |  |  | 1,369 |
Total stock-based compensation expense |  | $ | 834 |  |  | $ | 2,232 |  |  | $ | 1,668 |  |  | $ | 4,242 |
Schedule of Assumptions Used to Calculate Fair Value of Stock Options | The assumptions that were used to calculate the grant date fair value of Oncocyte’s employee and non-employee stock option grants for the six months ended June 30, 2023 and 2022 were as follows: Schedule of Assumptions Used to Calculate Fair Value of Stock Options
|  | Six Months Ended |
|  | June 30, |
|  | 2023 |  |  | 2022 |
Expected life (in years) |  |  | 6.25 |  |  |  | 6.01 |
Risk-free interest rates |  |  | 3.76 | % |  |  | 2.24 | %
Volatility |  |  | 105.99 | % |  |  | 106.98 | %
Dividend yield |  |  | 0 | % |  |  | 0 | %
2010 Plan Activity [Member] |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |
Summary of Stock Option Activity | A summary of Oncocyte’s 2010 Plan activity and related information follows (in thousands except weighted average exercise price): Summary of Stock Option Activity
|  | Shares |  |  | Number |  |  | Weighted |
|  | Available |  |  | of Options |  |  | Average |
Options |  | for Grant |  |  | Outstanding |  |  | Exercise Price |
Balance at December 31, 2022 |  |  | - |  |  |  | 30 |  |  | $ | 80.78 |
Options exercised |  |  | - |  |  |  | - |  |  | $ | - |
Options forfeited, cancelled and expired |  |  | - |  |  |  | (1 | ) |  | $ | - |
Balance at June 30, 2023 |  |  | - |  |  |  | 29 |  |  | $ | 80.58 |
Exercisable at June 30, 2023 |  |  |  |  |  |  | 29 |  |  | $ | 80.58 |

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