The aim of the current study is to investigate the factors affecting the companies’ ownership structure and the effect of financial health and flexibility on these factors. The statistical technique used to test the hypothesis proposed in this research is panel data. R software used to test the hypotheses. The statistical sample consists of 786 observations in 8 industries as automotive industry, chemical, rubber and plastics, pharmaceuticals, cement-lime plaster, food except sugar, basic metals and machinery over the years 2009-2014. The findings show that a positive interrelation exists between the management share, percentage of institutional owners, rate of return and percent of company growth, and the company’s financial flexibility strengthens the relationship between the percentage of institutional owners’ share and managers’ share.

Purpose–Cash is one of the most important assets to business firms. To evaluate a business firm, the competencies of a firm in creating and increasing the cash are of great importance for investors, creditors, and other beneficiaries. So, the main objective of the current study is to evaluate the relationship between cash flow management and firm financial performance in Iran. Design/methodology/approach – In the present study, using the data of 155 companies listed on the Tehran Stock Exchange during 2009-2016, panel data, and multivariable regression, we tried to analyze the relationship cash flow management and financial performance.  Findings –The results obtained indicated that there is a relationship between the decrease (increase) of cash conversion cycle and operational cash conversion cycle and the improvement (debilitation) of financial performance. Moreover, the pending period for collection of sales revenue, cash conversion cycle, and operational cash conversion cycle is the Granger Cause of return on assets. Originality/value – Since a few studies have been conducted on cash flow management in Iran, the current study has covered the topic in Iran..