REAKSI PASAR MODAL DARI DAMPAK PERISTIWA KERUSUHAN MAKO BRIMOB MEI 2018 TERHADAP ABNORMAL RETURN INDEKS LQ45 YANG TERDAFTAR DI BEI

REAKSI PASAR MODAL DARI DAMPAK PERISTIWA KERUSUHAN MAKO BRIMOB MEI 2018 TERHADAP ABNORMAL RETURN INDEKS LQ45 YANG TERDAFTAR DI BEI

This research is an event study that aims to determine the difference in the average Abnormal return (AR) before, during and after the Mako Brimob riots. The subject of this study is the LQ45 index company that has fulfilled the criteria, namely the company does not conduct corporate actions such as...

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Bibliographic Details
Main Authors: Dewo Adhi Guminto, Maria Assumpta Evi Marlina
Format: Article
Language:Indonesian
Published: Lembaga Penelitian dan Pengabdian kepada Masyarakat Universitas Ciputra Surabaya 2021-02-01
Series:Jurnal Performa
Subjects:
Event study
abnormal return
LQ45
Mako Brimob riots
Online Access:https://journal.uc.ac.id/index.php/performa/article/view/1180
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Summary:This research is an event study that aims to determine the difference in the average Abnormal return (AR) before, during and after the Mako Brimob riots. The subject of this study is the LQ45 index company that has fulfilled the criteria, namely the company does not conduct corporate actions such as the announcement of stock split, right issue, merger & acquisition and devidend in the observation period, which is five days before the riot, one day during the riot (May 9, 2018) and five days after the riots. The results of the data normality test found that the data in this study were normally distributed. p-value shows the number 0.412. The results of the different tests using independent Sample T-Test (H1) showed no difference in the average abnormal return before and during the Mako Brimob riots (ρ = 0.050). The results of different tests using independent Sample T-Test (H2) showed no difference in the average abnormal return during and after the incident of the Mako Brimob riots (ρ = 0.117). The results of different tests using Paired Sample T-Test (H3) showed no difference in the average abnormal return before and after the incident of the Mako Brimob riots (ρ = 0.77).
ISSN:2527-4635

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