In the article the effect of disbalances in the movement of financial resources on the national financial systems is formalized. For ensuring the corresponding monitoring objectives the financial sustainability indicators developed by the IMF and the World Bank have been used, as well as the integral indicator of financial resource disbalances, which serve as statistical units for measuring the financial situation and sustainability of the financial sector of the country. For the overwhelming majority of the studied countries, the hypothesis about the negative impact of disbalances in the flow of financial resources on the stability of their financial sectors, regardless of the general economic conditions of these countries' development, was confirmed. At the same time, such a hypothesis was denied for a group of developing countries. Conditions-destabilizers of financial sectors’ stability of the countries under the influence of financialization of their economies, which should be considered the object of regulatory measures in financial markets, are defined. These include the level of market integration into the global financial space, which determines the tendency to systemic risks transmission and the degree of markets’ development that affects their volatility
