Analisis Keputusan Investasi Pada Saham-Saham Yang Terdaftar Dalam Indeks IDX30 Dengan Menggunakan Metode Capital Asset Pricing Model (CAPM) Periode 2017-2019

Abstract

This study aims to analyze the investment decisions making of stocks listed in IDX30 index using CAPM (Capital Asset Pricing Model) 
method as a basis for investment decision making for the periods of 2017-2019.

The research methodology uses is a qualitative descriptive method where the required data is obtained from the Indonesia Stock Exchange. The sampling technique uses is a purposive sampling method by selecting 30 stocks that are classified into the IDX30 index to the periods 2017-2019 resulting 10 companies as a research samples. The data analysis technique uses is the analysis of the Capital Asset Pricing Model method.

The results of this study indicate that there is a positive and linear relation between the magnitude of systematic risk and the expected rate of return. there are 5 stocks which classified as undervalued stocks, namely: BBCA, BBRI, BBNI, BMRI and ICBP. These stocks has [Ri>E(Ri)]. The investment decision take is to consider buying undervalued stocks. And there are 5 
stocks which classified as overvalued stocks, namely: ASII, GGRM, HMSP, TLKM and UNVR. These stocks has [Ri<E(Ri)]. The investment decision take is to consider undervalued stocks.