Likvidumas yra grandis, siejanti banko pelningumą su banko saugumu – likvidumas padeda nustatyti optimalų saugumą, siekiant pageidaujamo pelningumo. Kasdienis kiekvieno banko rūpestis – turėti pakankamą likvidumą, t.y. suėjus terminui, sugebėti įvykdyti visus skolinius ir kitus sutartinius įsipareigojimus, nesvarbu, kokie jie būtų. Tokio sugebėjimo diskretumas vienodai pavojingas konkrečiam bankui ir visai bankų bei finansų rinkai. / The main purpose of this work is to describe liquidity risk of the bank, its parameters, the necessity of the management, obligation assets operation tendencies and opportunities. Object of the research – liquidity risk management in banking. The essence of liquidity management lies in the ability to decide on what level of liquidity is sufficient for the bank to meet its commitments and receive income simultaneously. The issue of liquidity is raised due to the specific nature of credit companies. They operate as mediates between the owners of material resources and debtors; the majority of bank assets do not belong directly to the bank. Therefore the processes of technological development and market globalization challenge the nature of bank liquidity management. The 1st part contains the main characteristics of liquidity and liquidity risk theory. The main liquidity management evaluation reach and managing of the bank are described in this chapter. The 2nd part research of the liquidity risk parameters and criterions. Liquidity indicators are described. The chapter enlarges on obligation assets functions and internals. The 3nd part is properly done liquidity risk analysis and the estimation of UAB Medicinos bankas, according to the system of indices of liquidity.