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Supplementary Balance Sheet Information (Tables) | 9 Months Ended
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Sep. 30, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule of Investments Available-for-sale | Investments available for sale consisted of the following:
|  | As of September 30, 2024 |
(in thousands) |  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Market Value |
Maturity less than 1 year: |  |  |  |  |  |  |  |  |  |  |  |
Certificate of deposit |  | $ | 334 |  |  | $ | — |  |  | $ | — |  |  | $ | 334 |
Corporate debt securities |  |  | 16,213 |  |  |  | 36 |  |  |  | (2 | ) |  |  | 16,247 |
Commercial paper |  |  | 308 |  |  |  | 2 |  |  |  | — |  |  |  | 310 |
U.S. treasury securities |  |  | 18,896 |  |  |  | 8 |  |  |  | (10 | ) |  |  | 18,894 |
Total maturity less than 1 year |  |  | 35,751 |  |  |  | 46 |  |  |  | (12 | ) |  |  | 35,785 |
Maturity 1 to 2 years: |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  |  | 8,796 |  |  |  | 49 |  |  |  | (1 | ) |  |  | 8,844 |
Total maturity 1 to 2 years |  |  | 8,796 |  |  |  | 49 |  |  |  | (1 | ) |  |  | 8,844 |
Total short-term investments |  | $ | 44,547 |  |  | $ | 95 |  |  | $ | (13 | ) |  | $ | 44,629 |
|  | As of December 31, 2023 |
(in thousands) |  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Market Value |
Maturity less than 1 year: |  |  |  |  |  |  |  |  |  |  |  |
Certificate of deposit |  | $ | 8,317 |  |  | $ | 16 |  |  | $ | — |  |  | $ | 8,333 |
Corporate debt securities |  |  | 10,948 |  |  |  | 8 |  |  |  | (16 | ) |  |  | 10,940 |
Commercial paper |  |  | 6,193 |  |  |  | 9 |  |  |  | — |  |  |  | 6,202 |
U.S. government agencies |  |  | 835 |  |  |  | — |  |  |  | (1 | ) |  |  | 834 |
Total maturity less than 1 year |  |  | 26,293 |  |  |  | 33 |  |  |  | (17 | ) |  |  | 26,309 |
Maturity 1 to 2 years: |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  |  | 8,437 |  |  |  | 6 |  |  |  | (10 | ) |  |  | 8,433 |
U.S. treasury securities |  |  | 18,505 |  |  |  | — |  |  |  | (79 | ) |  |  | 18,426 |
Total maturity 1 to 2 years |  |  | 26,942 |  |  |  | 6 |  |  |  | (89 | ) |  |  | 26,859 |
Total short-term investments |  | $ | 53,235 |  |  | $ | 39 |  |  | $ | (106 | ) |  | $ | 53,168 |
Investments Available-for-sale in a Continuous Unrealized Loss Position | Investments available for sale that have been in a continuous unrealized loss position for greater than one-year consisted of the following:
|  | As of September 30, 2024 |
(in thousands) |  | Fair Market Value |  |  | Gross Unrealized Loss |
Total |  | $ | — |  |  | $ | — |
|  | As of December 31, 2023 |
(in thousands) |  | Fair Market Value |  |  | Gross Unrealized Loss |
Corporate debt securities |  | $ | 397 |  |  | $ | (3 | )
Schedule of Components of Property and Equipment | Property and equipment consisted of the following:
(in thousands) |  | As of September 30, 2024 |  |  | As of December 31, 2023 |
Furniture and office equipment |  | $ | 1,067 |  |  | $ | 1,067 |
Leasehold improvements |  |  | 2,568 |  |  |  | 2,568 |
Laboratory equipment |  |  | 1,414 |  |  |  | 1,355 |
Property and equipment, gross |  |  | 5,049 |  |  |  | 4,990 |
Less—accumulated depreciation and amortization |  |  | (4,056 | ) |  |  | (3,752 | )
Property and equipment, net |  | $ | 993 |  |  | $ | 1,238 |
Schedule of Accrued Liabilities | Accrued liabilities consisted of the following:
(in thousands) |  | As of September 30, 2024 |  |  | As of December 31, 2023 |
Clinical trials |  | $ | 4,271 |  |  | $ | 4,309 |
Accrued compensation |  |  | 1,993 |  |  |  | 2,737 |
Research agreements and services |  |  | 637 |  |  |  | 530 |
Other accrued liabilities |  |  | 274 |  |  |  | 207 |
Total accrued liabilities |  | $ | 7,175 |  |  | $ | 7,783 |

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