Stock Exchange of Singapore
A former Singaporean stock exchange that operated from 1973 until its merger into Singapore Exchange in 1999.
Last updated August 22, 2026
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Overview
The Stock Exchange of Singapore (SES) was Singapore’s national securities exchange during the period between the separation of the former Malaysia-and-Singapore exchange structure and the creation of Singapore Exchange. It was established in 1973 after the termination of currency interchangeability between Malaysia and Singapore led to the division of the Stock Exchange of Malaysia and Singapore, commonly abbreviated as SEMS. The split produced two successor institutions: the Stock Exchange of Singapore and Kuala Lumpur Stock Exchange Bhd, later known as Bursa Malaysia. SES provided the organized marketplace for securities trading in Singapore during a formative stage in the country’s financial development. Its core role was to support the listing and trading of securities and to provide an exchange infrastructure for market participants operating in Singapore. The available reference material does not identify particular listed companies, product names, executives, campaigns, or financial results associated with the exchange, so those details are not added here. The exchange existed as a separate institution for more than two decades. During that period, Singapore’s capital-market infrastructure also included the Singapore International Monetary Exchange (SIMEX), a derivatives exchange, and Securities Clearing and Computer Services Pte Ltd (SCCS), which provided securities-clearing and related computer services. The coexistence of separate cash-equity, derivatives, and clearing organizations eventually gave way to an integrated exchange structure. On 1 December 1999, SES merged with SIMEX and SCCS. The combination created Singapore Exchange, generally known as SGX, bringing the predecessor exchange’s securities-market activities together with derivatives trading and clearing-related operations under a unified institution. Because of that transaction, SES is a historical predecessor of SGX rather than a currently operating exchange. The name SGX is therefore associated with the successor organization, while the Stock Exchange of Singapore remains the appropriate designation for the pre-1999 institution covered by this entry.
History
The Stock Exchange of Singapore was formed in 1973 in the aftermath of the breakdown of the shared monetary and exchange arrangements between Singapore and Malaysia. Before its creation, the Stock Exchange of Malaysia and Singapore served the two markets within a common institutional framework. The end of currency interchangeability made that arrangement impractical and resulted in the separation of the exchange into national successors. Singapore received the Stock Exchange of Singapore, while the Malaysian market was represented by Kuala Lumpur Stock Exchange Bhd, subsequently associated with Bursa Malaysia. SES functioned as Singapore’s securities exchange through the 1970s, 1980s, and 1990s. Its historical role was to operate the country’s organized market for securities and to support the listing and trading activities conducted through Singapore’s capital-market system. The source material does not provide a detailed account of its trading technology, regulatory structure, listed-company roster, ownership, or senior management, and those fields are therefore left unspecified rather than inferred. SES was part of a broader group of specialized financial-market institutions operating in Singapore. SIMEX handled derivatives-market activities, while Securities Clearing and Computer Services Pte Ltd supported securities clearing and computer services. Maintaining separate institutions for securities trading, derivatives, and clearing reflected the structure of Singapore’s market infrastructure before consolidation. A major institutional change occurred on 1 December 1999, when SES merged with SIMEX and SCCS. The merger established Singapore Exchange, integrating the predecessor organizations into a single exchange group. The transaction marked the end of SES as an independent legal and operating identity and made it a predecessor of the modern SGX platform. Accordingly, the Stock Exchange of Singapore should not be treated as interchangeable with the later Singapore Exchange brand, even though SGX inherited and consolidated functions associated with SES.
- 1999
Merger into Singapore Exchange
[1]On 1 December 1999, SES merged with the Singapore International Monetary Exchange and Securities Clearing and Computer Services Pte Ltd to form Singapore Exchange.
- 1973
Formation of the Stock Exchange of Singapore
[1]The Stock Exchange of Malaysia and Singapore separated after the termination of currency interchangeability between Malaysia and Singapore, creating the Stock Exchange of Singapore and Kuala Lumpur Stock Exchange Bhd.
Products and positioning
Singapore’s principal securities exchange before the 1999 consolidation that created Singapore Exchange.
Capital-market infrastructure · 1973
Listed securities market
SES operated Singapore’s organized securities exchange before the establishment of Singapore Exchange. Its principal function was to provide an exchange venue and related market infrastructure for the trading of listed securities in Singapore. The available source does not specify individual securities, indexes, trading systems, or named service packages.
Brand decisions
1999
Consolidation with SIMEX and SCCSM&ABackground
Singapore’s securities exchange, derivatives exchange, and securities-clearing and computer-services institution operated as separate entities before the 1999 restructuring.
Action taken
SES merged with the Singapore International Monetary Exchange and Securities Clearing and Computer Services Pte Ltd on 1 December 1999.
Aftermath
The merger created Singapore Exchange and ended the Stock Exchange of Singapore’s existence as a separate exchange.
Sources1 sources
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