As monetary delegates, banks play out an imperative job for the working of an economy. The reason for this paper is to look at the determinants for bank execution of the recorded business banks in Sri Lanka. The examination analyzes the exhibition of the recorded business banks in Sri Lanka by utilizing the Multiple Regression Analysis for ten (10) recorded business banks in Sri Lanka for a ten-year time span from 2009 to 2018 by utilizing the factual programming, E-sees. Capital adequacy (CA), Operating expense management (O), Size(S), Credit Risk (CR), Deposits (D), Industry Growth (IG), Inflation (I), Economic Growth (EG), Market Interest Rates (MIR) are recognized as the independent variables whereas, Return on Assets (ROA) and Return on Equity (ROE) and Stock Return (SR) were distinguished as the dependent variables. Three models were consolidated in this examination to inspect the bank execution. The consequences of the investigation expressed that the working costs the board, size and stores essentially affect bank's presentation while industry explicit variable of bank industry development additionally fundamentally sway on execution. Further, macroeconomic factors of monetary development, expansion and market loan fee are fundamentally sway on execution ROA, ROE and SR as intermediary for execution of banks. The industry specific variables: industry growth and stock return, this investigation gives some fascinating new experiences to a superior comprehension of the instruments that decide the exhibition of business banks in Sri Lanka

Keywords : ROA, ROE, Stock Return, Industry Growth, Commercial Banks.