SUMMARY
The present work had as intention to simulate the creation of portfolios, from measurable attributes of the behavior of actions negotiated in the São Paulo Stock Exchange, taking as reference the profile of the investors and aiming at to construct to distinct sets of actions come back the different profiles of investors. The theoretical base of the article if supports on the theory of portfolio that describes the choices of financial applications capable to maximize the waited utility of an investor, from the use of performance indices. The research was constructed from secondary data by means of one ranking composed for 100 stocks negotiated in the São Paulo Stock Exchange in 2005, elaborated for five criteria. The related Ranking was developed by the Economática and was published in Você S/A (2006) with the heading “Guide of Stocks”. For the simulation of the formation of the portfolios techniques of multivariate analysis of data had been used. The results suggest it was possible the differentiation of big and small investors, from questions associates to its profile, as presented in literature of finances, and the identification of distinct criteria for the different formed clusters.