Accrued expenses consisted of the following (in thousands): | | | | | | | | | | | | | June 30, 2025 | | December 31, 2024 | External research, development and manufacturing expenses | $ | 36,938 | | $ | 29,338 | Employee compensation and benefits | | 6,048 | | | 8,308 | Professional and consultant fees | | 1,026 | | | 1,265 | Income taxes payable | | — | | | 211 | Other | | 508 | | | 249 | Total accrued expenses | $ | 44,520 | | $ | 39,371 |
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