Author(s): Nawang Kalbuana, Pribadi Asih, Suse Lamtiar Simbolon, Solihin, Zulina Kurniawati
Objective: The purpose of this study was to look at the comparison between the stock price and transaction volume (company size) of airline business in Indonesia after and before the first coronavirus (Covid-19) vaccination in Indonesia. Design/methodology/approach: The research will use quantitative methodology by collecting secondary data on stock prices and transaction volumes on airline business in Indonesia. The population in this study is the airline business in Indonesia listed on the Indonesia Stock Exchange (IDX). The samples in this study used purposive sampling techniques and used the paired sample t-test technique and data process using the SPSS application version 25. Findings: The share price of airlines in Indonesia after and before the implementation of COVID-19 vaccination in Indonesia is very significant with sig value. (2tailed) the result is 0,000 (p<0.05), meaning a significant change (mean). However, the conditions are not in line with expectations; enthusiastic investors to invest their shares in the airline company continue to fall. It also has an impact on the decline in the stock price. Transaction volume as a proxy of Firm's Size on airline in Indonesia after and before the implementation of COVID-19 vaccination in Indonesia in Indonesia is very significant with sig value. (2tailed) the result is that 0,000 (p<0.05) still undergoes significant changes (meaningful). Still, the conditions are not by expectations/predictions, where the vaccination has not interested investors in buying shares in this airline. Implications: The existence of this research is expected to be able to provide input to investors in the airline business and more sensitive to what things can be used in investor decision making in this business which is currently decreasing enthusiasm in buying shares. Originality: The research was conducted after the first vaccination in Indonesia; previous studies were more into the impact of the covid-19 pandemic so that the research is expected to provide an overview and input to investors to invest in the airline business.