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Heriyanto Heriyanto
Business and Accounting Faculty, Musi Charitas Catholic University
Economics, Econometrics & Finance

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Index Informativeness: An Empirical Study On Indonesia Stock Exchange Heriyanto Heriyanto
Jurnal Manajemen Vol. 24 No. 2 (2020): June 2020
Publisher : Fakultas Ekonomi dan Bisnis, Universitas Tarumanagara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24912/jm.v24i2.644

Abstract

This study aims to determine the market's reactionto the announcement of company list change’s at LQ45 Index, Jakarta Islamic Index (JII), and SRI-KEHATI Index. Sample of this research is company stocks that include inor exclude fromLQ45 Index, JII, andSRI-KEHATI Indexduring the period 2009 to 2018. The results showed that in general in the sample group of companies included in the Index, no significant market reaction was found. For the sample group of companies excluded from the Index, significant negative market reactions were foundfrom all the Index. Furthermore, there was no significant difference in market reaction was found, both in the sample group included and in the sample group excludedfrom the Index. Significant different market reaction were only found in the LQ45 Index and JII.
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