PurposeDrawing on the literature regarding the social network and stock investment, this paper aims to focus on the use of the social network on stock ownership decisions at individual levels. This paper also attempts to shed light on potential mediators of the relationship between the social network and stock ownership.Design/methodology/approachTo determine the relationship between stock ownership and using the social network, logistic regression was used. In order to isolate the effect of using hs on stock ownership, a decomposing method was adopted.FindingsThe findings provide evidence of the positive contribution of the use of social networks in stock ownership. Personal characteristics, such as household net worth, homeownership, education level and risk tolerance, may play a vital role in influencing individuals' decisions regarding stock investment. In addition, this study contributes to our understanding of income's mediating role in stock investment decisions.Originality/valueFirst, the authors contribute theoretically by drawing from the assumptions of social networking contagion theory, social influence theory, and social capital theory. Second, we explored potential mediators of the relationship between the social network and stock ownership. Third, this study complements the literature in incorporating the social network in business, financial professionals to be exact.