No Commercial RevenueSanBio remains pre-commercial with zero recurring revenue, meaning the business lacks a scalable earnings base. Long-term viability therefore depends entirely on successful clinical development and commercialization of pipeline assets, raising binary execution risk and dependence on external capital.
Sustained Negative Operating & Free Cash FlowPersistent negative operating and free cash flow indicates structural cash burn tied to R&D and operations. Continued outflows require repeated financing, constrain investment optionality, and can force dilutive capital raises that weaken long-term shareholder economics absent a clear path to revenue.
Financing And Leverage Volatility RiskHistorical leverage volatility and recent increases in debt highlight reliance on external capital. If market conditions tighten or clinical setbacks occur, refinancing terms could deteriorate, increasing dilution or insolvency risk and limiting strategic flexibility for late-stage development or commercial launch.