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v3.25.3

Stock-Based Awards (Tables) | 9 Months Ended
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Sep. 30, 2025
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |
Schedule of Stock Based Compensation Expense | Operating expenses within the condensed consolidated statements of operations include stock-based compensation expense as follows (in thousands):
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2025 |  |  | 2024 |  |  | 2025 |  |  | 2024 |
Research and development |  | $ | 179 |  |  | $ | 172 |  |  | $ | 531 |  |  | $ | 476 |
General and administrative |  |  | 1,020 |  |  |  | 1,158 |  |  |  | 3,123 |  |  |  | 3,286 |
Total stock-based compensation expense |  | $ | 1,199 |  |  | $ | 1,330 |  |  | $ | 3,654 |  |  | $ | 3,762 |
Schedule of Anti-dilutive Securities Excluded from Computation of Earnings Per Share | The following common share equivalents were excluded from the computation of diluted net loss per common share for the periods presented because including them would have been antidilutive (in thousands):
|  | Three and Nine Months Ended September 30, |
|  | 2025 |  |  | 2024 |
Stock options |  |  | 32,292 |  |  |  | 26,876 |
Restricted stock units |  |  | 334 |  |  |  | 501 |
Warrants |  |  | 41,097 |  |  |  | — |
2021 Equity Incentive Plan [Member] |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |
Schedule of Share-based Compensation Activity | A summary of activity under the 2021 Plan is as follows (in thousands, except per share amounts):
|  | Number of Options Outstanding (in thousands) |  |  | Weighted Average Exercise Price (per share) |  |  | Weighted Average Remaining Contractual Term (years) |  |  | Aggregate Intrinsic Value (in thousands) |
Balance at December 31, 2024 |  |  | 16,658 |  |  | $ | 1.30 |  |  |  | 8.23 |  |  | $ | — |
Options granted |  |  | 7,823 |  |  | $ | 0.56 |  |  |  |  |  |  |
Options exercised |  |  | (181 | ) |  | $ | 1.22 |  |  |  |  |  |  |
Options expired/forfeited/cancelled |  |  | (324 | ) |  | $ | 1.05 |  |  |  |  |  |  |
Balance at September 30, 2025 |  |  | 23,976 |  |  | $ | 1.06 |  |  |  | 8.10 |  |  | $ | 15,061 |
Options exercisable at September 30, 2025 |  |  | 10,148 |  |  | $ | 1.34 |  |  |  | 7.16 |  |  | $ | 3,570 |
Options exercisable and expected to vest at September 30, 2025 |  |  | 23,976 |  |  | $ | 1.06 |  |  |  | 8.10 |  |  | $ | 15,061 |
|  | Number of RSUs Outstanding (in thousands) |  |  | Weighted Average Grant Date Fair Value (per share) |
Balance at December 31, 2024 |  |  | 501 |  |  | $ | 1.24 |
RSUs forfeited |  |  | (100 | ) |  | $ | 0.21 |
RSUs vested |  |  | (67 | ) |  | $ | 1.50 |
Balance at September 30, 2025 |  |  | 334 |  |  | $ | 1.50 |
2012 Equity Incentive Plan and 2018 Inducement Option [Member] |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |
Schedule of Share-based Compensation Activity | A summary of activity of the 2012 Plan, and the 2018 inducement option (which was issued to a Lineage executive outside of Lineage’s equity plans), is as follows (in thousands, except per share amounts):
|  | Number of Options Outstanding (in thousands) |  |  | Weighted Average Exercise Price (per share) |
Balance at December 31, 2024 |  |  | 10,068 |  |  | $ | 1.84 |
Options exercised |  |  | (441 | ) |  | $ | 0.97 |
Options expired/forfeited/cancelled |  |  | (1,311 | ) |  | $ | 2.33 |
Balance at September 30, 2025 |  |  | 8,316 |  |  | $ | 1.81 |

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