INVESTMENT STRATEGY TO DETERMINE OPTIMAL PORTFOLIO IN BANKING Laura Osman1,* Nisrul Irawati2, Abdillah Arif Nasution2
1 Magister Management, Pasca Sarjana Universitas Sumatera Utara
2 Magister Management, Pasca Sarjana Universitas Sumatera Utara
Abstract
The purpose of this study is to determine the banking shares that are included in the optimal portfolio and the proportion of the final funds of each company^s shares. This research was conducted on the Indonesia Stock Exchange on stocks listed on the IDX from 2017-2021. This study uses secondary data with non-participant observation data collection method. The research sample of 32 obtained through purposive sampling method with data analysis techniques using the Markowitz model. The results showed that there were 15 stocks that deserved to be a member of the optimal portfolio of the Markowitz model on the Indonesian Stock Exchange. The 15 stocks include BBCA, BBMD, BBNI, BBRI, BBTN, BDMN, BJBR, BMRI, BNGA, BNII, BTPN, BTPS, MEGA, NISP, PNBN which provide an expected return portfolio of 1.905 percent with a portfolio risk level of 0.706 percent.
Keywords: investment, optimal portfolio, IDX, markowitz model
