| Balance Sheet Components |
Balance Sheet Components Property and Equipment, Net Property and equipment, net consisted of the following: | | | | | | | | | | | | | | | | | | | As of June 30, 2026 | | As of December 31, 2025 | | | | Building and land | | $ | 14,078 | | | $ | 14,078 | | | | Leasehold improvements | | 2,697 | | | 2,697 | | | | | Computer hardware and software | | 854 | | | 854 | | | | | Office and lab equipment | | 12,600 | | | 12,437 | | | | | Furniture and fixtures | | 2,024 | | | 2,024 | | | | | | $ | 32,253 | | | $ | 32,090 | | | | | Accumulated depreciation | | (17,455) | | | (16,126) | | | | | | | | | | | | | | | | | | | Property and equipment, net | | $ | 15,089 | | | $ | 15,964 | | | |
Depreciation expense was $621 and $1,329 for the three and six months ended June 30, 2026, respectively, and $1,060 and $2,075 for the three and six months ended June 30, 2025, respectively. Other Non-current Assets Other non-current assets consisted of the following: | | | | | | | | | | | | | | | | | | As of June 30, 2026 | | As of December 31, 2025 | | | | | | | | | | | | | | | | | | | | | Operating lease right-of-use assets | | $ | 36,800 | | | $ | 45,058 | | | | Other | | 2,501 | | | 2,306 | | | | Other non-current assets | | $ | 39,301 | | | $ | 47,364 | | |
Accrued Expenses and Other Current Liabilities Accrued expenses and other current liabilities consisted of the following: | | | | | | | | | | | | | | | | | As of June 30, 2026 | | As of December 31, 2025 | | Accrued development milestones | | $ | 3,500 | | | $ | 375 | | | Accrued employee compensation and benefits | | 8,230 | | | 16,781 | | | Accrued clinical trial costs | | 24,664 | | | 30,437 | | | | | | | | | | | | | | | | | | | | | | | | | | | Operating lease liabilities - current portion | | 4,668 | | | 5,756 | | 2025 Additional Consideration True-Up liability | | — | | | 42,710 | | | Other accrued expenses and other current liabilities | | 9,482 | | | 8,232 | | | Accrued expenses and other current liabilities | | $ | 50,544 | | | $ | 104,291 | |
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