“…This confirm the expropriation hypothesis which states that ownership concentration has an adverse effect on bank performance as it may increase the agency costs and cause tunneling problem. The results is consistent with (Gutiérrez &Tribo, 2004;Boyd et al, 1998;Filatotchev et al,2001;Alimehmeti and Paletta, 2012;Pinto and Augusto,2014;Lee, 2008;Su and He,2012) and contradicts with (Jensen and Meckling, 1976;Shleifer and Vishny, 1986;Affes and Hakim, 2013;Heugens et al, 2009;Son et al,2015) who support the positive association between ownership concentration and bank performance according to the monitoring hypothesis. Bank size has a significant positive effect on overall bank performance measured by BSC.…”