The Financial Technologies Utilization to Increase the Competitive Advantage of Product Marketing

The purpose of this study is to analyze the formation an optimal stock portfolio and provide expected rate return minimum risk. This type research descriptive with a quantitative approach. data used in secondary data, consisting closing prices, market index (LQ45 index), seven-day repo rate, beta alpha for periods June 2019-June 2020 2020-June 2021. analysis method uses Microsoft Excel program calculate LQ45 formation. results show that there are seven stocks perform well form portfolio, which can be sorted by performance, namely: MIKA (44%); JPFA (24%); ITMG (12%); INKP (11%); INDF (6%); PGAS (1%), PTPP (2%). produces 13.00% risk level 19.22%. Of ten sample companies study, were three issuers not optimal, namely:INTP;MNCN;and PTBA, due value ERB C.