In this paper the author presents the basic characteristics of debt securities and shares and analyses the amount, structure and characteristics of the securities portfolio in Croatian banks in period from 1993 to 2004. The analysis shows that in the entire analyzed period Republic of Croatia together with state funds and other public institutions was the main issuer of securities that banks have in their portfolios. The securities issued by banks and companies represent only a marginal part of banks’ portfolios but it is also true that banks have strongly supported the privatization process of state owned companies by providing credit for purchasing of shares and later on swapping their credit claims for shares. In this way banks acquired ...