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Balance Sheet Components | 9 Months Ended
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Sep. 30, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Balance Sheet Components | Balance Sheet Components Prepaid and Other Current Assets Prepaid and other current assets consisted of the following (in thousands):
| September 30, 2025 |  | December 31, 2024
Prepaid research and development contract services | $ | 107 |  |  | $ | 1,206 |
Advanced professional fees | 238 |  |  | 243 |
Prepaid insurance | 444 |  |  | 347 |
Other prepaid expenses and other current assets | 65 |  |  | 101 |
Total prepaid and other current assets | $ | 854 |  |  | $ | 1,897 |
Property and Equipment, Net Property and equipment, net was comprised of the following (in thousands):
| September 30, 2025 |  | December 31, 2024
Equipment | $ | 1,661 |  |  | $ | 1,661 |
Furniture and fixtures | 242 |  |  | 242 |
Leasehold improvements | 132 |  |  | 132 |
Total property and equipment | 2,035 |  |  | 2,035 |
Less: accumulated depreciation | (1,707) |  |  | (1,552) |
Property and equipment, net | $ | 328 |  |  | $ | 483 |
Depreciation expense for the three and nine months ended September 30, 2025 was $0.1 million and $0.2 million, respectively. For the three and nine months ended September 30, 2024, depreciation expense was immaterial and $0.2 million, respectively. Other long-term prepaid assets Other long-term prepaid assets consisted of the advance payments for clinical trial services, totaling $0.8 million and $0.6 million for September 30, 2025 and December 31, 2024, respectively. Accrued Expenses Accrued expenses consisted of the following (in thousands):
| September 30, 2025 |  | December 31, 2024
Accrued professional fees | $ | 761 |  |  | $ | 1,167 |
Accrued compensation and benefits | 1,688 |  |  | 2,312 |
Accrued research and development | 2,714 |  |  | 4,910 |
Other accrued expenses | 50 |  |  | 26 |
Total accrued expenses | $ | 5,213 |  |  | $ | 8,415 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/210/tableOfContent + Details
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