Investment companies of financial groups operating in the capital market through issuing stock are attempting to attract investment. this complex operations can be done through the investment portfolio includes shares in various companies, bonds, currencies, physical assets and in some cases also be valid currencies. In this paper, we have an investigation on the relationship between the net asset value of the investment companies listed on the stock with the price of those. Hypotheses test is

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... erformed by using statistical methods from collected data through questionnaires in population management companies, investment experts.