A Detailed Analysis of the Six Major Southeast Asian Stock Exchanges: A Comparison of Trading Rules, Benchmark Indices and Current Development Status of Singapore, Indonesia, Thailand, Malaysia, the Philippines and Vietnam Equity Markets

A Comprehensive In-depth Analysis of the Six Core Securities Exchanges in Southeast Asia: Singapore SGX, Indonesia IDX, Thailand SET, Bursa Malaysia, the Philippines PSE, and Vietnam’s HOSE & HNX. This article covers each exchange’s development history, market segments, benchmark indices, trading regulations
Market Indices
SGX offers a suite of market indices tracking the performance of Singapore’s securities market. The most prominent benchmark is the Straits Times Index (STI), which comprises the 30 largest listed companies in Singapore by market capitalization and serves as a barometer for Singapore’s stock market.
7. Business Profile
Singapore Exchange Limited (SGX) ranks among Southeast Asia’s preeminent financial exchanges. It is renowned for stringent regulation, a diversified range of financial products and services, cutting-edge technology and market infrastructure, as well as an international base of investors and listed issuers. SGX plays a pivotal role in sustaining Singapore’s status as an international financial hub, delivering a secure, transparent and competitive trading ecosystem for global investors.
Indonesia Stock Exchange (IDX)
The Indonesia Stock Exchange (IDX) is Indonesia’s primary securities exchange headquartered in Jakarta. Its origins trace back to an entity approved by the Dutch colonial government in 1912. After suspensions during World War I and World War II, the exchange reopened in 1977. Upon its relaunch, the Financial Services Authority mandated the establishment of a capital market supervisory bureau within the exchange. By 1990, trading volume and market capitalization had matured substantially. On 13 July 1992, the exchange underwent privatization, with Jakarta Stock Exchange Corporation officially incorporated. On 22 March 1995, the Jakarta Automated Trading System (JATS) was launched. In September 2007, the Jakarta and Surabaya stock exchanges merged to form the unified Indonesia Stock Exchange under the oversight of the financial regulator. As a cornerstone of Indonesia’s capital market, IDX fuels national economic growth and development.
IDX provides listing services for domestic and foreign enterprises across sectors including finance, consumer goods, infrastructure and natural resources. The exchange’s aggregate market capitalization expands year on year, reflecting Indonesia’s economic expansion and rising investor confidence in the country. It offers investors a full spectrum of financial instruments such as equities, bonds, warrants and derivatives.
1. Regulator
IDX is supervised by the Financial Services Authority of Indonesia (OJK), which enforces principles of transparency, fairness and compliance in exchange operations. This framework bolsters investor confidence and underpins market stability.
2. Market Indices
IDX maintains 38 equity indices, with the key benchmarks outlined below:
- IDX Composite (Indeks Harga Saham Gabungan / IHSG): Tracks price performance of all listed firms on IDX’s Main Board and Development Board.
- IDX80: Monitors 80 large-cap, highly liquid stocks with robust fundamentals.
LQ45: Covers 45 large-cap, high-liquidity stocks supported by solid corporate fundamentals.
- Indonesia Sharia Stock Index (ISSI): Captures performance of all sharia-compliant listed equities on the Main and Development Boards, as designated in the sharia securities roster issued by OJK.
- Jakarta Islamic Index (JII): Tracks 30 sizable, liquid sharia-compliant stocks.
- FTSE/ASEAN Index: Co-launched on 21 September 2005 by five ASEAN exchanges (SGX, Bursa Malaysia, SET, IDX and PSE) and global index provider FTSE Russell.
Additional indices include BISNIS-27, MNC36, Investor33, Infobank15, SMinfra18, PEFINDO25, PEFINDO i-Grade and sector-specific indices. The flagship benchmark is the IHSG (Jakarta Composite Index), encompassing all listed companies on IDX to reflect overall market sentiment. Supplementary sector and thematic indices such as LQ45 and IDX30 cover issuers across different industries and market capitalization tiers.
3. Trading Systems & Technology
IDX operates a sophisticated electronic trading platform to boost transaction efficiency and uphold market fairness. The exchange continuously upgrades its technical infrastructure to align with evolving market demands and emerging industry trends. Real-time data streaming and analytics equip investors with up-to-date market insights to support informed investment decisions.
4. International Collaboration
IDX maintains close partnerships with global peers to share industry best practices and market intelligence, enhancing operational efficiency and service standards. It is a member of international bodies including the World Federation of Exchanges (WFE) to advance cross-border capital market cooperation. Currently, IDX is negotiating multi-faceted cooperation with Hong Kong Exchanges and Clearing Limited (HKEX), with a Memorandum of Understanding (MOU) expected to be signed shortly. A core pillar of the partnership is jointly facilitating dual listing of issuers across both exchanges.
5. Trading Hours
IDX trading sessions run Monday to Friday, 9:00 a.m. to 4:00 p.m. Western Indonesian Time, with a midday break. The schedule aligns with major Asian exchanges to accommodate regional investor trading activity.
6. Future Development
IDX consistently refines its market structure and service offerings to attract greater numbers of domestic and foreign investors and listed firms. Moving forward, it plans to broaden its product portfolio by rolling out more derivatives and bond instruments to cater to diverse investor requirements. The exchange will also prioritize sustainable finance and ESG frameworks, integrating environmental, social and governance standards into Indonesia’s capital markets to advance global sustainable development goals.
As the linchpin of Indonesia’s capital market, IDX delivers diversified financial products and services to domestic and international investors and listed companies. It prioritizes market transparency, fairness and regulatory compliance while championing sustainable and green finance. The exchange offers a supportive listing ecosystem for local internet unicorns, with GoTo, Bukalapak and Blibli all listed on IDX. A vital engine of Indonesia’s economic expansion, IDX will continue to scale its operations and unlock new investment opportunities for market participants.
Bursa Malaysia
Bursa Malaysia Berhad was founded in 1964, originally serving both Malaysia and Singapore prior to the 1965 separation of the two nations. In 1973, following the termination of currency interchangeability between Malaysia and Singapore, Kuala Lumpur Stock Exchange Berhad and Singapore Exchange were established as separate entities. On 14 December 1976, Kuala Lumpur Stock Exchange Berhad restructured into Kuala Lumpur Stock Exchange (KLSE) Limited by Guarantee. On 14 April 2004, KLSE was officially renamed Bursa Malaysia Berhad, which listed on its own Main Market on 18 March 2005. In 2009, Bursa Malaysia formed a partnership with the Chicago Mercantile Exchange to launch Bursa Malaysia Derivatives, holding a 75% stake in the venture.
1. Equity Markets
Bursa Malaysia operates three equity segments: the Main Market, ACE Market and LEAP Market. The Main Market is the exchange’s largest and most vital platform, hosting the bulk of Malaysia’s listed firms with the highest trading volumes. The ACE Market caters to small enterprises and startups, while the LEAP Market provides fundraising channels for small and medium-sized enterprises (SMEs). Beyond equities, Bursa Malaysia also operates bond, stock options and commodity futures markets.
2. Products & Services
Bursa Malaysia encompasses three core divisions: Securities Market, Derivatives Market and Islamic Capital Market, offering a full suite of instruments including equities, derivatives, futures, options, offshore assets and sharia-compliant securities. Additional products include ETFs, real estate investment trusts (REITs), exchange-traded bonds and sukuk. The exchange also oversees Labuan International Financial Exchange (LFX), an offshore trading venue for global investors. As of February 2023, Bursa Malaysia’s equity market capitalization stood at USD 372.142 billion, with 976 listed companies.
3. Trading Rules
Trading hours are Monday to Friday, 9:00 a.m. to 5:00 p.m., excluding Malaysian public holidays and special exchange holidays. All equity transactions must be executed through licensed stockbrokers, with investors able to trade via online platforms or physical trading centers.
4. Bursa Malaysia Indices
Bursa Malaysia Indices are market-capitalization-weighted benchmarks tracking the overall performance of Bursa Malaysia’s equity market, capturing aggregate market gains and losses. The suite includes Main Market, ACE Market and LEAP Market sub-indices.
5. Listing Standards & Regulations
Bursa Malaysia enforces rigorous listing criteria to safeguard market transparency and stability. Issuers must satisfy stringent financial benchmarks and disclosure requirements to qualify for listing. The exchange conducts regular reviews of corporate financial statements and disclosures to verify ongoing compliance with listing rules. It also runs investor education programs to build retail investors’ market knowledge and investment literacy.
6. Corporate Social Responsibility
Bursa Malaysia actively advances corporate social responsibility and sustainable development. It incentivizes strong ESG performance among listed issuers and provides guidance on sustainable business practices. The exchange also runs public outreach campaigns to boost financial literacy, foster capital market development and protect investor rights.
Bursa Malaysia occupies an indispensable position within Malaysia’s economy. It offers corporates a vital fundraising channel to scale operations while delivering wealth-generating avenues for investors. Its stable, transparent operating framework draws substantial foreign investment, further maturing Malaysia’s capital market ecosystem.
Stock Exchange of Thailand (SET)
The Stock Exchange of Thailand (SET), Thailand’s primary securities exchange, was established in 1975 as a centralized trading venue for equities, bonds, derivatives and ETFs. Headquartered in Bangkok, it ranks as Southeast Asia’s second-largest exchange by market capitalization, trailing only SGX. As of 22 October 2022, combined market capitalization of SET and MAI reached USD 513 billion. Between 2015 and June 2020, SET recorded the region’s largest cumulative IPO fundraising volume at USD 17.8 billion (598 billion THB). It has maintained the title of Southeast Asia’s most active exchange for ten consecutive years, with average daily turnover regularly exceeding USD 2 billion. Market participation has expanded rapidly: trading accounts grew nearly tenfold between 2008 and 2022, with approximately 3% of Thailand’s population participating in the stock market.
1. Equity Segments
SET operates two equity boards: the Main Market and Market for Alternative Investment (MAI). The Main Market is the exchange’s primary venue hosting Thailand’s largest listed firms with the highest trading liquidity. MAI targets small businesses and startups, featuring simplified listing rules and lower entry thresholds to facilitate early-stage capital raising. Beyond equities, SET also operates bond and commodity futures markets.
2. Trading Rules
Trading sessions run Monday to Friday, 9:30 a.m. to 4:30 p.m., excluding Thai public holidays and exchange-specified special holidays. All equity trades must be routed through licensed securities brokers, with online trading platforms and physical brokerage centers available for investor access.
3. Listing Standards & Oversight
SET imposes strict listing criteria to preserve market transparency and stability. Issuers must meet thresholds for market capitalization, profitability, financial sustainability and disclosure standards, with background vetting for directors and senior management. Compared to regional peers, SET enforces tight daily price movement limits, capping single-day stock swings at ±30%.
4. SET Indices
SET indices are market-cap-weighted benchmarks reflecting overall stock market performance, including the SET Index, SET50 and SET100. The SET Index hit an intraday all-time high of 1,852.51 on 27 February 2018, surpassing the previous peak of 1,789.16 set on 5 January 1994.
5. National Policy Support
The Thai government has rolled out a series of policies to develop domestic capital markets and attract cross-border investment, including SME support schemes to expand financing channels for small enterprises and tax incentives to create a favorable investment climate.
6. Internationalization
As of August 2021, SET hosted investors from 124 countries, up from 116 in the prior year. The top ten nationalities held Thai equities worth a combined USD 147.5 billion (4.77 trillion THB), accounting for 93.7% of all foreign ownership. The top seven investor nationalities remained unchanged year-on-year: the United Kingdom, Singapore, Hong Kong, Switzerland, the United States, Japan and Mauritius. To boost foreign participation and facilitate intra-ASEAN cross-border investment, regional exchanges cooperate to enable seamless trading across Indonesia, Malaysia, the Philippines, Singapore, Thailand and Vietnam.
SET is a cornerstone of Thailand’s capital market, delivering diversified trading instruments and fundraising channels for corporates and investors alike. Its rigorous listing rules sustain market transparency and stability, offering a secure investment environment for market participants. The exchange’s growth mirrors Thailand’s economic expansion, with market cap and turnover rising annually. Robust governance and transparent operations draw growing foreign inflows, further advancing Thailand’s capital market development.
Philippine Stock Exchange (PSE)
The Philippine Stock Exchange (PSE), the country’s primary securities trading platform, was incorporated in 1992 and currently hosts 275 listed issuers. It was formed via the merger of two legacy exchanges: the Manila Stock Exchange (MSE, operational since 1927, Asia’s oldest stock exchange) and the Makati Stock Exchange.
PSE operates a fair, transparent and efficient trading ecosystem for listed firms, investors and market participants, supporting transactions in equities, bonds, warrants and stock options. It also formulates and enforces securities market regulations, supervisory policies and provides market data and information services.
Equity Segments
Two listing boards are available: the Main Board for mature, large-cap corporations and the SME Board (Small, Medium, and Emerging Board) for growing small and medium-sized enterprises seeking capital access.
1. Trading Rules
Trading hours are Monday to Friday, 9:00 a.m. to 3:00 p.m., with a midday break from 12:00 p.m. to 1:30 p.m. PSE runs a fully electronic Automated Trading System (ATS) for automated order matching, paired with robust risk management protocols to safeguard market stability.
2. Key Benchmark Index
PSE Composite Index (PSEi): A market-cap-weighted index tracking price performance of the 30 largest, most actively traded listed firms in the Philippines, serving as the primary gauge of overall Philippine stock market sentiment.
3. Regulatory Framework
PSE mandates strict financial reporting and continuous disclosure obligations for all listed issuers, requiring periodic financial statements and timely disclosure of material corporate developments. It collaborates closely with the Securities and Exchange Commission (SEC) to jointly supervise the securities market, combat market misconduct and protect investor interests.
4. International Collaboration
To elevate international visibility, PSE actively engages in cross-border cooperation and is a member of the World Federation of Exchanges (WFE) and Asian and Oceanian Stock Exchanges Federation (AOSEF). These affiliations create extensive platforms for knowledge exchange and partnership with global peers.
5. FinTech Development
PSE prioritizes fintech innovation to streamline trading workflows and cut transaction costs. It has launched a mobile application enabling real-time market data viewing, order placement and portfolio monitoring on demand. The exchange also supports innovative products such as securities lending and margin trading to expand investors’ strategy options.
Sustained economic growth in the Philippines has drawn rising domestic and foreign investor interest in local equities. As the core of the nation’s financial market, PSE delivers a fair, transparent and efficient trading venue for issuers and investors. Moving forward, PSE will pursue institutional reforms and innovation to meet evolving market demands, refining trading rules, lifting disclosure standards and advancing fintech to build a more sophisticated, efficient and globally integrated securities market. As a critical pillar of the Philippine economy, PSE will continue to foster capital market growth, generate value for investors and drive national economic prosperity.
Vietnam
Ho Chi Minh Stock Exchange (HOSE)
The Ho Chi Minh Stock Exchange (HOSE), Vietnam’s largest securities exchange, is located in Ho Chi Minh City. Pursuant to Prime Minister’s Decision No.127/1998/QD-TTg, the Ho Chi Minh City Securities Trading Center was established, evolving into HOSE in July 2000. It operates a centralized trading venue for Vietnamese equities, bonds and other securities, serving both issuers and investors.
HOSE’s predecessor, the Vietnamese Securities Trading Center (VSTC), launched with only two listed companies and limited market scale. Over more than two decades, spurred by Vietnam’s rapid economic expansion and rising international integration, HOSE has grown into a key Southeast Asian trading hub. As of 2021, it hosted over 400 listed firms with a total market capitalization nearing USD 200 billion.
1. Trading Rules
HOSE runs a fully electronic trading system accessible via online channels. Daily trading sessions operate from 9:00 a.m. to 3:00 p.m., adopting a call auction mechanism to aggregate buy and sell orders and match transactions on a price-priority basis.
2. Core Benchmark Index
VN-Index: Launched in 2000, this benchmark tracks the largest, most liquid listed stocks on HOSE. It is the primary metric investors use to gauge Vietnam’s equity market performance and a closely watched indicator for global cross-border investors.
3. Regulatory Oversight
The State Securities Commission of Vietnam (SSC) supervises HOSE to uphold market fairness, transparency and stability. The exchange aligns operations with international best practices, enforcing mandatory continuous disclosure rules that require listed firms to publish regular financial statements and material corporate updates to boost market transparency.
4. National Policy Initiatives
The Vietnamese government has rolled out comprehensive reforms to strengthen HOSE and advance capital market development:
- Raising listing eligibility standards to improve issuer quality, enforcing rigorous financial health, corporate governance and disclosure requirements to lift overall market credibility.
- Encouraging multinational corporations to list on HOSE to deepen the market’s international footprint and attract foreign capital.
- Expanding the bond market by facilitating corporate and municipal bond issuances to diversify corporate fundraising channels.
- Optimizing trading mechanisms by introducing upgraded rules and infrastructure to boost market liquidity and transaction efficiency.
- Deepening international partnerships: HOSE collaborates with global financial institutions and overseas exchanges to import advanced technology and management expertise, strengthening its global competitiveness.
HOSE forms the backbone of Vietnam’s financial ecosystem, delivering dual benefits: providing corporates with critical capital to fuel national economic expansion and offering households wealth-building investment avenues. It also attracts substantial foreign portfolio inflows, elevating Vietnam’s capital market standing internationally. Backed by state policy support and cross-border cooperation, HOSE will continue upgrading service quality for issuers and investors. As Vietnam’s market opens and integrates further, HOSE is poised to exert greater influence across Southeast Asia and global capital markets.
Hanoi Stock Exchange (HNX)
Headquartered in Hanoi, Vietnam’s capital, the Hanoi Stock Exchange (HNX) originated as the Hanoi Securities Trading Center founded in 2005, restructuring into HNX in 2009. It operates as a state-owned limited liability company wholly owned by the Ministry of Finance of Vietnam. Regulated by the State Securities Commission (SSC) under the Ministry of Finance, HNX undertakes partial frontline market supervision alongside the SSC’s overarching mandate of capital market development, licensing and rulemaking.
HNX’s product lineup includes listed equities, government bonds, securities of unlisted public companies and derivatives. Its unlisted public enterprise segment is a distinctive feature, hosting over 700 firms with aggregate market capitalization triple that of the listed equity board, including VNG, Vietnam’s first tech unicorn. HNX launched its derivatives trading market in 2017. As of September 2019, HNX counted 366 listed companies with a combined market cap of USD 49 billion (approximately RMB 347.8 billion). H1 2019 total trading turnover reached USD 17.61 billion (RMB 119.33 billion), while full-year 2018 turnover hit USD 22.67 billion (RMB 153.63 billion).
The establishment of HNX represented a landmark policy measure by the Vietnamese government to reform and mature domestic capital markets. Vietnam’s securities sector began gradual development in the 1990s, and by the early 2000s, policymakers identified a need for a dedicated northern exchange to better accommodate local corporate financing and retail investor participation, marking a new chapter for Vietnam’s capital markets upon HNX’s 2005 launch.
1. Core Business Lines
Services include listed equity trading, bond trading, derivatives transactions, securities registration and depository, and frontline market supervision. Listed equities on HNX are predominantly state-owned enterprises and SMEs. The exchange operates an active bond market covering government bonds, state-backed bonds and corporate bonds, alongside a derivatives segment offering futures and options instruments.
2. Regulatory Responsibilities
HNX monitors listed issuers’ disclosure compliance, investigates potential violations of securities regulations, and safeguards orderly markets by deterring market manipulation and insider trading to protect investor rights.
3. Technical Infrastructure & Investor Education
HNX deploys high-performance electronic trading systems to ensure seamless transaction execution. It also provides comprehensive market data, analytical research reports and investor education programs to help market participants interpret market trends and identify investment opportunities.
Vietnam is accelerating integration into the global economy, drawing heightened attention from multinationals and cross-border investors. As a vital gateway to Vietnam’s domestic capital market, HNX will continue facilitating economic growth and cross-border capital flows. Looking ahead, HNX will retain its central role within Vietnam’s financial landscape, laying the groundwork for sustained national economic prosperity.
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