This paper presents an empirical investigation to study the relationship between cash flow and market share on selected firms from Tehran Stock Exchange over the period 2007-2011. Using regression analysis, the study has detected a positive and meaningful relationship between cash flow on one side and three other investment opportunities, firm size and operating cash flow. In addition, there is a negative and meaningful relationship between leverage and cash flow. However, the study does not find any meaningful relationship between cash flow and market share. Finally, the study does not find any meaningful relationship between the cash flows of the previous year as control variable and other cashable assets.

This paper presents an empirical investigation to the study the effects of various factors such as free cash flow, earnings, Tobin’s Q on predicting stock performance on Tehran Stock Exchange (TSE) over the period 2005-2012. The study is performed on data from different industries including basic metals, cements, chemical, auto industry, etc. The proposed model gathers the necessary data from TSE and using various regression models, the study has determined that there was a meaningful relationship between cash value added, Earnings and Tobin’s Q when the level of significance was five percent but there was not any meaningful relationship between stock earnings and free cash flow.