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v3.25.1

Segment Reporting (Details) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2025 USD ($) segment | Mar. 31, 2024 USD ($)
Segment Reporting Information [Line Items] |  |
Number of operating segments | segment | 1 |
Revenue: |  |
Collaboration and license revenue | $ 400 | $ 5,840
Grant revenue | 700 | 0
Total revenue | 1,100 | 5,840
Operating expenses: |  |
Research and development | 14,674 | 9,738
General and administrative | 8,315 | 9,450
Net loss | (17,710) | (56,824)
Operating Segment |  |
Revenue: |  |
Collaboration and license revenue | 400 | 5,840
Grant revenue | 700 | 0
Total revenue | 1,100 | 5,840
Operating expenses: |  |
General and administrative | 8,315 | 9,450
Other (income) expense, net | (4,179) | 43,476
Net loss | (17,710) | (56,824)
Operating Segment | Legacy Selecta programs |  |
Operating expenses: |  |
Research and development | 0 | 2,777
Operating Segment | Descartes-08 for MG |  |
Operating expenses: |  |
Research and development | 7,036 | 1,266
Operating Segment | Early stage programs |  |
Operating expenses: |  |
Research and development | 990 | 127
Operating Segment | Research and development employee expenses |  |
Operating expenses: |  |
Research and development | 3,702 | 3,241
Operating Segment | Research and development stock-based compensation expense |  |
Operating expenses: |  |
Research and development | 1,275 | 712
Operating Segment | Research and development facilities and other expenses |  |
Operating expenses: |  |
Research and development | $ 1,671 | $ 1,615

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