September 30, 

  ​ ​ ​

2025

  ​ ​ ​

2024

Lab equipment

$

3,406,789

$

3,256,708

Leasehold improvements

124,825

 

124,825

Total

3,531,614

 

3,381,533

Accumulated depreciation

3,288,894

 

2,922,638

Property and equipment, net

$

242,720

$

458,895

Historical Timeline

Fiscal YearFiled
2025Dec 22, 2025Showing above
2023Dec 7, 2023
2022Dec 14, 2022
2021Dec 9, 2021
2020Dec 17, 2020
2019Dec 12, 2019
2018Dec 18, 2018
2016Dec 6, 2016

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.