This index measures the performance of large and mid-sized companies listed in Indonesia, aiming to reflect the market's returns. It covers roughly 85% of the total free-float market capitalization within the country, with individual company weightings determined by their free-float adjusted market value. The index is reviewed and updated every three months. For detailed information on its construction, including how companies are selected and weighted, please visit the MSCI website at https://www.msci.com.