LQ45 is a stock market index for the Indonesia Stock Exchange (IDX) (formerly known as the Jakarta Stock Exchange). The LQ45 index consists of 45 companies that:
- have been included in the top 60 companies with the highest market capitalization in the last 12 months
- have been included in the top 60 companies with the highest transaction value in a regular market in the last 12 months
- have been listed in the Indonesia Stock Exchange for at least 3 months
- have good financial conditions, prospect of growth, high transaction value and frequency
It is calculated semi-annually by the research and development division of the Indonesia Stock Exchange.