The purpose of this research is to examine the effect of CEO competencies measured by education, experience and certification; managerial ownership; proportion of independent commissioner board; number of audit committee and cash conversion cycle towards financial performance measured by return on assets (ROA). The population used in this research are from the manufacturing basic and chemical industry listed on BEI ( Bursa Efek Indonesia ) in 2014 - 2018, with a total sample of 275 company year observations. This research use linear regression analysis. The result of this study shows positively significant for CEO education, not significant for CEO experience, and not significant for CEO certification towards return on assets; managerial ownership had positive significant effect towards return on asset; proportion of independent commissioner board had positive and significant effect towards return on asset; number of audit committee had positive and significant effect towards return on asset; and cash conversion cycle had no significant effect towards return on assets.