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v3.26.1

Stock-Based Compensation (Tables) | 6 Months Ended
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Jun. 30, 2026
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |
Schedule of Activities Under Company's Stock Option Plans | Activities for the Company’s stock option plans for the six months ended June 30, 2026 were as follows:
|  | Options Outstanding |
|  | Number of Options |  |  | Weighted- Average Exercise Price Per Share |
Balance at December 31, 2025 |  |  | 16,708,942 |  |  | $ | 5.12 |
Options granted |  |  | 3,436,449 |  |  |  | 5.42 |
Options exercised |  |  | (293,244 | ) |  |  | 1.67 |
Options forfeited/expired |  |  | (377,246 | ) |  |  | 11.97 |
Balance at June 30, 2026 |  |  | 19,474,901 |  |  | $ | 5.09 |
Total Stock-based Compensation Recognized | Total stock-based compensation recorded was as follows:
|  | Three Months Ended |  |  | Six Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2026 |  |  | 2025 |  |  | 2026 |  |  | 2025 |
|  | (in thousands) |  |  | (in thousands) |
Research and development |  | $ | 1,122 |  |  | $ | 563 |  |  | $ | 2,015 |  |  | $ | 1,126 |
General and administrative |  |  | 1,455 |  |  |  | 868 |  |  |  | 5,268 |  |  |  | 2,313 |
Total stock-based compensation expense |  | $ | 2,577 |  |  | $ | 1,431 |  |  | $ | 7,283 |  |  | $ | 3,439 |
Time based RSUs |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |
Schedule of Company's TRSU Activities | Activities for the Company’s TRSUs for the six months ended June 30, 2026 were as follows:
|  | Number of Shares |  |  | Weighted Average Grant Date Fair Value Per Share |
Balance at December 31, 2025 |  |  | 2,911,194 |  |  | $ | 1.25 |
RSUs awarded |  |  | 1,260,462 |  |  |  | 5.78 |
RSUs vested |  |  | (1,348,776 | ) |  |  | 1.41 |
RSUs forfeited |  |  | (97,844 | ) |  |  | 3.36 |
Balance at June 30, 2026 |  |  | 2,725,036 |  |  | $ | 3.19 |
Performance based RSUs |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |
Schedule of Activities for Company's PSUs | Activities for the Company’s PSUs for the six months ended June 30, 2026, were as follows:
|  | Number of Shares |  |  | Weighted Average Grant Date Fair Value Per Share |
Balance at December 31, 2025 |  |  | 705,850 |  |  | $ | 2.39 |
PSUs awarded |  |  | 50,000 |  |  |  | 6.09 |
PSUs vested |  |  | — |  |  |  | — |
Balance at June 30, 2026 |  |  | 755,850 |  |  | $ | 2.63 |

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- Definition Tabular disclosure of number, weighted-average exercise price or conversion ratio, aggregate intrinsic value, and weighted-average remaining contractual term for outstanding performance-based awards that are fully vested and expected to vest. Includes, but is not limited to, unvested awards for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (e)(1) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of number, weighted-average exercise price or conversion ratio, aggregate intrinsic value, and weighted-average remaining contractual term for outstanding restricted stock units that are fully vested and expected to vest. Includes, but is not limited to, unvested restricted stock units for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (e)(1) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Line items represent financial concepts included in a table. 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