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Singapore International Monetary Exchange

A Singaporean futures exchange established in 1984 that became part of Singapore Exchange in 1999.

Last updated August 25, 2026

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Overview

Singapore International Monetary Exchange, commonly known as SIMEX, was a Singaporean derivatives and futures exchange established in 1984. It was created to develop an organized international marketplace for financial futures and related contracts, strengthening Singapore's position as a regional financial centre and extending the country's exchange infrastructure beyond traditional securities trading. SIMEX operated in the international derivatives business, with its activities focused on exchange-traded futures and associated clearing arrangements. Its market model connected Singapore with banks, brokers, institutional investors and other professional participants in overseas financial markets. The exchange's significance came not only from its location in Singapore but also from its effort to build a credible Asian venue for contracts that had previously been concentrated in North American and European financial centres. Among the contracts associated with SIMEX was the Eurodollar futures contract, which was introduced through a licensing and cooperation arrangement with the Chicago Mercantile Exchange. This helped establish SIMEX as an internationally connected derivatives venue and supported the development of Singapore's reputation for electronic and cross-border financial trading. The exchange also became associated with the Nikkei 225 futures contract, giving market participants access to a major Japanese equity-index derivative from Singapore. SIMEX was an important predecessor of Singapore Exchange. In 1999, the Stock Exchange of Singapore, SIMEX and Securities Clearing and Computer Services were placed within a new holding-company structure. The assets and operations of the predecessor entities were transferred to Singapore Exchange Limited, and their shareholders received shares in the new company. SIMEX therefore ceased to exist as an independent exchange brand, while its derivatives business and institutional legacy continued within SGX's derivatives, clearing and technology operations. The historical SIMEX should not be confused with Singapore Exchange Limited, the broader exchange group formed in 1999. SGX subsequently operated securities, derivatives, clearing, settlement, depository and market-data businesses, but those later activities belong to the successor organization rather than to SIMEX as a standalone entity.

History

SIMEX was founded in 1984 during Singapore's development as an international financial centre. Its purpose was to provide a regulated exchange in Singapore for financial futures and related derivatives, allowing regional and international participants to manage exposure to interest rates, currencies and equity markets through standardized contracts. The exchange's growth depended on its international orientation. Rather than functioning only as a domestic market, SIMEX sought to attract global banks, brokers and institutional users. Its product range and partnerships linked the Singapore venue with established derivatives markets abroad. The Eurodollar futures contract, introduced with the involvement of the Chicago Mercantile Exchange, was particularly important in demonstrating that an Asian exchange could support globally recognized financial futures. SIMEX also became known for Nikkei 225 futures, giving investors a Singapore-based venue for trading exposure to a leading Japanese equity index. SIMEX's development contributed to Singapore's broader financial-market infrastructure. Futures trading required reliable electronic systems, clearing arrangements, risk controls and connections between market participants in different jurisdictions. The exchange consequently formed part of the institutional base that later supported Singapore's position in Asian capital and derivatives markets. In 1999, Singapore reorganized its exchange institutions under Singapore Exchange Limited. The Stock Exchange of Singapore, SIMEX and Securities Clearing and Computer Services were brought into the new holding-company structure. Their assets were transferred to SGX, while existing shareholders received shares in the successor company. This transaction ended SIMEX's independent corporate existence. Its derivatives operations did not disappear; instead, they became part of the derivatives and clearing businesses operated by SGX. The SIMEX name therefore refers to a predecessor exchange rather than the modern Singapore Exchange group. Later SGX initiatives, products and corporate transactions should be attributed to SGX unless a source specifically identifies SIMEX. This distinction is important because the authoritative subject is the 1984–1999 futures exchange, not the wider exchange conglomerate that followed it.

  • 1999

    Operations are transferred to Singapore Exchange

    [2]

    SIMEX is consolidated with the Stock Exchange of Singapore and Securities Clearing and Computer Services under Singapore Exchange Limited.

  • 1984

    SIMEX is established

    [1]

    Singapore International Monetary Exchange is established as an international futures and derivatives exchange.

  • International futures contracts are introduced

    [1]

    SIMEX builds its profile through internationally recognized derivatives, including Eurodollar and Nikkei 225 futures.

Products and positioning

An internationally oriented Asian futures exchange designed to bring organized derivatives trading and clearing to Singapore.

  • Interest-rate derivatives

    Eurodollar futures

    A major international interest-rate futures product associated with SIMEX's cooperation with the Chicago Mercantile Exchange. The contract helped the Singapore venue attract global derivatives participants and demonstrated its ability to support standardized products tied to international money-market benchmarks.

  • Equity-index derivatives

    Nikkei 225 futures

    Futures based on Japan's Nikkei 225 equity index. The product gave investors and financial institutions a Singapore-based mechanism for gaining or hedging exposure to a major Japanese stock-market benchmark.

  • Exchange-traded derivatives · 1984

    Financial futures and related derivatives

    SIMEX's broader product set consisted of standardized futures and related exchange-traded derivatives covering international financial markets. These instruments were supported by exchange trading, clearing and risk-management infrastructure intended for professional and institutional users.

Brand decisions

  • 1999

    Consolidation into Singapore ExchangeM&A

    Background

    Singapore reorganized its exchange infrastructure by creating Singapore Exchange Limited as a holding company for the securities exchange, SIMEX and the clearing and computer-services entity.

    Action taken

    SIMEX's assets and operations were transferred to SGX, and shareholders of the predecessor entities received newly issued SGX shares.

    Aftermath

    SIMEX ceased to operate as an independent exchange brand, while its derivatives activities became part of SGX's successor derivatives and clearing businesses.

Sources2 sources

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