Negative Shareholders' EquityPersistent negative equity and rising debt materially weaken financial flexibility, constrain borrowing capacity, and increase sensitivity to adverse outcomes; this structural capital weakness raises the probability of future dilutive financings or onerous funding terms.
Runway Contingent On TrancheProjected runway depends on a contingent $21M payment; failure or delay would shorten runway and force earlier external funding, increasing dilution or cost of capital. This reliance on single-tranche timing is a durable financing risk until secured.
Dependence On J&J DecisionsWith Janssen controlling late-stage development and filing choices, Nanobiotix cedes timing, indication strategy and some commercial optionality, limiting its ability to steer program prioritization or capture full upside and making outcomes dependent on partner priorities.