Property and equipment are stated at cost and depreciated or amortized using the straight-line method based on useful lives as follows (in thousands):

 

   Useful lives (years)  2024   2023 
      As of December 31, 
   Useful lives (years)  2024   2023 
            
Laboratory equipment  5  $8,868   $6,935 
Furniture, software and office equipment  3 to 5   1,113    986 
Leasehold improvements  Shorter of remaining lease term or useful life   8,805    8,603 
Construction-in-progress      624     
Subtotal      19,410    16,524 
Less: accumulated depreciation      (14,980)   (12,991)
Total property and equipment, net     $4,430   $3,533 

Historical Timeline

Fiscal YearFiled
2024Mar 20, 2025Showing above
2021Mar 31, 2022

About PP&E Disclosures

The PP&E disclosure details a company's physical asset base — land, buildings, machinery, and equipment — along with the depreciation methods and useful life assumptions that determine how these costs flow through the income statement. Capitalization policy thresholds reveal management's judgment on the boundary between expense and asset, directly affecting both reported earnings and asset values.

Key signals: changes in estimated useful lives or depreciation methods can materially shift reported earnings without any operational change. Compare capital expenditures against depreciation expense — when capex consistently trails depreciation, the asset base may be aging and underinvested. Watch for large asset impairments or write-downs that signal overvalued carrying amounts. Asset retirement obligations reveal future environmental or decommissioning costs that are often underappreciated. Compare PP&E intensity (PP&E-to-revenue) against industry peers to assess capital efficiency and competitive positioning.