Stock Portfolio Analysis Using the Capital Asset Pricing Model (CAPM) on Companies in the IDX30 Index

This study aims to provide guidance to investors in identifying efficient and inefficient stocks, as well as evaluating stocks that have an optimal balance between return and risk using the Capital Asset Pricing Model (CAPM). The CAPM method is used to predict the return of risky securities and as...

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Main Authors: Suhandi Suhandi, Pardomuan Sihombing
Format: Article
Language:English
Published: Universitas KH Abdul Chalim, Prodi Ekonomi Syariah 2025-01-01
Series:Indonesian Interdisciplinary Journal of Sharia Economics
Subjects:
Online Access:https://e-journal.uac.ac.id/index.php/iijse/article/view/5842
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author Suhandi Suhandi
Pardomuan Sihombing
author_facet Suhandi Suhandi
Pardomuan Sihombing
author_sort Suhandi Suhandi
collection DOAJ
description This study aims to provide guidance to investors in identifying efficient and inefficient stocks, as well as evaluating stocks that have an optimal balance between return and risk using the Capital Asset Pricing Model (CAPM). The CAPM method is used to predict the return of risky securities and as a benchmark in assessing the level of investment returns. By implementing CAPM, investors can make more informed and strategic investment decisions in portfolio management. This study uses a purposive sampling technique to select samples, where the specific criteria are companies listed on the Indonesia Stock Exchange and consistently included in the IDX30 stock index in the 2020-2023 period. Selection is made based on stock efficiency, where individual returns are greater than expected returns (Ri>ERi). There is a linear relationship between systematic risk and expected returns, where stocks that have a high beta value, the expected return will also be high, and vice versa. Of the 16 stocks analyzed, 7 company stocks are included in the efficient stock category, namely ADRO, ANTM, BBCA, BBNI, BBRI, BMRI, and UNTR, while the other 9 stocks are included in the inefficient category. The results of this study are expected to provide insight to investors in selecting efficient stocks for optimal investment decision-making.
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institution Kabale University
issn 2621-606X
language English
publishDate 2025-01-01
publisher Universitas KH Abdul Chalim, Prodi Ekonomi Syariah
record_format Article
series Indonesian Interdisciplinary Journal of Sharia Economics
spelling doaj-art-dde1df633d4b45d4b3c5495e847252ff2025-01-14T16:03:13ZengUniversitas KH Abdul Chalim, Prodi Ekonomi SyariahIndonesian Interdisciplinary Journal of Sharia Economics2621-606X2025-01-017310.31538/iijse.v7i3.5842Stock Portfolio Analysis Using the Capital Asset Pricing Model (CAPM) on Companies in the IDX30 IndexSuhandi SuhandiPardomuan Sihombing This study aims to provide guidance to investors in identifying efficient and inefficient stocks, as well as evaluating stocks that have an optimal balance between return and risk using the Capital Asset Pricing Model (CAPM). The CAPM method is used to predict the return of risky securities and as a benchmark in assessing the level of investment returns. By implementing CAPM, investors can make more informed and strategic investment decisions in portfolio management. This study uses a purposive sampling technique to select samples, where the specific criteria are companies listed on the Indonesia Stock Exchange and consistently included in the IDX30 stock index in the 2020-2023 period. Selection is made based on stock efficiency, where individual returns are greater than expected returns (Ri>ERi). There is a linear relationship between systematic risk and expected returns, where stocks that have a high beta value, the expected return will also be high, and vice versa. Of the 16 stocks analyzed, 7 company stocks are included in the efficient stock category, namely ADRO, ANTM, BBCA, BBNI, BBRI, BMRI, and UNTR, while the other 9 stocks are included in the inefficient category. The results of this study are expected to provide insight to investors in selecting efficient stocks for optimal investment decision-making. https://e-journal.uac.ac.id/index.php/iijse/article/view/5842BetaCapital Asset Pricing ModelIDX30
spellingShingle Suhandi Suhandi
Pardomuan Sihombing
Stock Portfolio Analysis Using the Capital Asset Pricing Model (CAPM) on Companies in the IDX30 Index
Indonesian Interdisciplinary Journal of Sharia Economics
Beta
Capital Asset Pricing Model
IDX30
title Stock Portfolio Analysis Using the Capital Asset Pricing Model (CAPM) on Companies in the IDX30 Index
title_full Stock Portfolio Analysis Using the Capital Asset Pricing Model (CAPM) on Companies in the IDX30 Index
title_fullStr Stock Portfolio Analysis Using the Capital Asset Pricing Model (CAPM) on Companies in the IDX30 Index
title_full_unstemmed Stock Portfolio Analysis Using the Capital Asset Pricing Model (CAPM) on Companies in the IDX30 Index
title_short Stock Portfolio Analysis Using the Capital Asset Pricing Model (CAPM) on Companies in the IDX30 Index
title_sort stock portfolio analysis using the capital asset pricing model capm on companies in the idx30 index
topic Beta
Capital Asset Pricing Model
IDX30
url https://e-journal.uac.ac.id/index.php/iijse/article/view/5842
work_keys_str_mv AT suhandisuhandi stockportfolioanalysisusingthecapitalassetpricingmodelcapmoncompaniesintheidx30index
AT pardomuansihombing stockportfolioanalysisusingthecapitalassetpricingmodelcapmoncompaniesintheidx30index