The Stock Exchange of Thailand is the only stock exchange in Thailand. Founded on 30 April 1975, it is ASEAN's 3rd largest after Indonesia Stock Exchange and Singapore Exchange by market capitalization at US$489.95 billion as of November 2023. From 2015 to June 2020, it was the biggest IPO market in Southeast Asia in terms of accumulated raised fund at US$17.8 billion. It is also the region's most active bourse for 10 consecutive years with daily trading turnover normally exceeding US$2 billion.

Indonesia Stock Exchange (IDX) is a stock exchange based in Jakarta, Indonesia. It was previously known as the Jakarta Stock Exchange (JSX) before its name changed in 2007 after merging with the Surabaya Stock Exchange (SSX). In recent years, the Indonesian Stock Exchange has seen the fastest membership growth in Asia. As of January 2024, the Indonesia Stock Exchange had 903 listed companies, and total stock investors were about 6.4 million, compared to 2.5 million at the end of 2019. Indonesia Market Capitalization accounted for 45.2% of its nominal GDP in December 2020. Founded on 30 November 2007, it is ASEAN's largest market capitalization at US$744 billion as of 15 December 2023.