This research aims to empirically demonstrate the divergence of capital marketresponses measured by abnormal returns, trading volume, volatility of securityreturns, and stock performance measured by returns in the mining subsectorlisted on the IDX due to the Russia-Ukraine war. This research is vital becausegeopolitical conflicts such as the Russia-Ukraine War affect financial markets,especially commodity-dependent sectors, thus providing insights for investorsand policymakers in the face of uncertainty. Using an event study method for 10days pre- and post-war, this research used 29 companies with paired sample ttestsin the hypothesis testing. This study is the first to combine the four variablesAR, TVA, SRV, and R to analyze the impact of the Russia-Ukraine conflict, thusbecoming a novelty in this research. This study revealed a significant change inTVA. At the same time, no considerable divergence was found in AR, SRV, and Rin mining subsector companies listed on the IDX, both before and after the Russia-Ukraine war.
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