Proceedings of the Ninth Padang International Conference On Economics Education, Economics, Business and Management, Accounting and Entrepreneurship (PICEEBA 2022)

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Analysis of Abnormal Stock Return in the Banking Sector on the Indonesia Stock Exchange During the Announcement of the Case of Covid 19 and Vaccination in Indonesia

Authors
Arie Mardiansyah1, *, Dina Patrisia1
1Universitas Negeri Padang, Padang, Indonesia
*Corresponding author. Email: ariemardiansyah0412@gmail.com
Corresponding Author
Arie Mardiansyah
Available Online 26 June 2023.
DOI
10.2991/978-94-6463-158-6_53How to use a DOI?
Keywords
Abnormal Return; Covid-19; Vaccination
Abstract

This study aims to analyze Covid-19 announcements and vaccinations in banking sector companies listed on the Indonesia Stock Exchange (IDX). The population in this study are all banking sector companies listed on the Indonesia Stock Exchange in 2021. The data source uses secondary data. The sampling technique used was purposive sampling. The number of samples in this study were 42 companies. The event windows in this study are (-3.3), (-5.5), (-10.10), (-15.15), (-20.20), (-25.25), and (- 30,30). The method of data analysis is the Mann Whitney test. The results of the study are that There are differences in abnormal stock returns in the period of 15 days, 20 days, 25 days, while for 3 days, 5 days, and 10 days there is no difference.

Copyright
© 2023 The Author(s)
Open Access
Open Access This chapter is licensed under the terms of the Creative Commons Attribution-NonCommercial 4.0 International License (http://creativecommons.org/licenses/by-nc/4.0/), which permits any noncommercial use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license and indicate if changes were made.

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Volume Title
Proceedings of the Ninth Padang International Conference On Economics Education, Economics, Business and Management, Accounting and Entrepreneurship (PICEEBA 2022)
Series
Advances in Economics, Business and Management Research
Publication Date
26 June 2023
ISBN
978-94-6463-158-6
ISSN
2352-5428
DOI
10.2991/978-94-6463-158-6_53How to use a DOI?
Copyright
© 2023 The Author(s)
Open Access
Open Access This chapter is licensed under the terms of the Creative Commons Attribution-NonCommercial 4.0 International License (http://creativecommons.org/licenses/by-nc/4.0/), which permits any noncommercial use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license and indicate if changes were made.

Cite this article

risenwbib
TY  - CONF
AU  - Arie Mardiansyah
AU  - Dina Patrisia
PY  - 2023
DA  - 2023/06/26
TI  - Analysis of Abnormal Stock Return in the Banking Sector on the Indonesia Stock Exchange During the Announcement of the Case of Covid 19 and Vaccination in Indonesia
BT  - Proceedings of the Ninth Padang International Conference On Economics Education, Economics, Business and Management, Accounting and Entrepreneurship (PICEEBA 2022)
PB  - Atlantis Press
SP  - 600
EP  - 615
SN  - 2352-5428
UR  - https://doi.org/10.2991/978-94-6463-158-6_53
DO  - 10.2991/978-94-6463-158-6_53
ID  - Mardiansyah2023
ER  -