Managers pay attention to a variety of information, including market information, accounting information, and future operating cash flows, in future investment decisions. The accounting system provides additional information for managers to make decisions about capital projects. It is unclear how managers choose between consuming and holding cash reserves for their own benefit. Information asymmetry theory, agency theory, balance theory, financing hierarchy theory and free cash flow theory are some of the theories related to the level of holding cash of companies. For this purpose, the relationship between management ability and the cash final value in the Tehran Stock Exchange was examined. The required data of the models were collected from the companies listed on the Tehran Stock Exchange from 2013 to 2018 for 5 years and offered their shares in the Tehran Stock Exchange and their transactions were not interrupted for more than 6 months. Accordingly, 132 companies were selected as a statistical sample by systematic elimination method. The research method is applied in terms of aim and library in terms of information and data collection method. The results indicate that there is a significant and positive relationship between management ability and the cash final value of the companies listed on the Tehran Stock Exchange. The results also showed that with increasing management ability, the final value of cash will increase.