ABSTRACT
The movement of stock returns is the basis for investors to make decisions. With the growth in the number of long-term investors at ISSI, abnormal returns can be used to buy large quantities. This research is intended for Indonesian capital market investors at ISSI. The data were analyzed using the event study method from 4 October to 1 November 2019. The data analysis technique used is event study regression. The target output is the discovery of the response of the Indonesian Islamic stock index to the inauguration of the president and vice president from among scholars so that it can provide an overview of the management of abnormal returns for long-term investors in this situation. next term presidential election. The results of data processing carried out by the Research Team showed that there were many different movement patterns such as the sudden downfall of mining sector return and the uprising pattern at telecommunication sector. This means that even in every company, there is a different sensitivity to these Political Events.
