Mohammad Kamal Abuamsha
This study aimed to investigate the impact of corporate governance mechanisms specifically, ownership concentration on financial performance of all firms listed in the Palestinian Stock exchange, 220 observations from a total of 44 firms between the years 2017-2020, was taken, panel data method was used and the pooled Ordinary Least Squares (OLS) method was used, the results show that there was a positive and significant relationship between managerial ownership, large ownership and foreign ownership and financial performance (ROA, ROE, Tobin’s Q), there is a negative significant relationship between foreign ownership and financial performance (ROE) in the Palestinian Stock Market, With regard to the intermediate variables, (financial leverage and size), the study showed a negative and significant relationship between the intermediate variables and financial performance.