FTSE Straits Times Index Series

Market cap weighted indices designed to represent the performance of various sized companies, sectors and themes of the Singapore’s stock market.

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  1. Overview
  2. Straits Times Index 60th Anniversary
  3. Key resources
  4. Research and Insights
  5. Podcasts
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FTSE Russell, SPH Media Ltd (SPH Media) and the SGX Group (Singapore Exchange) jointly created the FTSE ST Index Series, offering a broader series of indices for the Singapore market representing various sized companies, sectors and themes, with the Straits Times Index (STI) serving as the main benchmark for Singapore’s stock market. The indices are suitable for benchmarking purposes and as tools in the creation of financial products such as institutional funds, exchange traded funds (ETFs), derivatives contracts and other index-linked products. The family includes:

  • Straits Times Index (STI) - the 30 top eligible companies within the FTSE ST All-Share Index universe. The index is delivered on an intra-second streaming basis.
  • FTSE ST All Share Index –  comprised of the eligible Large, Mid and Small Cap companies listed on the SGX Mainboard
  • FTSE ST Large & Mid Cap Index - comprised of eligible Large and Mid Cap companies listed on the SGX Mainboard
  • FTSE ST Mid & Small Cap Index – comprised of eligible Mid and Small Cap companies listed on the SGX Mainboard
  • FTSE ST Mid Cap Index - comprised of the eligible Mid Cap companies listed on the SGX Mainboard.
  • FTSE ST Small Cap Index - comprised of the eligible Small Cap companies listed on the SGX Mainboard.
  • FTSE ST Singapore Shariah Index - comprised of the constituents of the FTSE ST All Share Index that are Shariah compliant according to the Yasaar screening methodology.

Useful link

Celebrating the 60th anniversary of the Straits Times Index (STI)

Covering 85% of the local equity market by capitalisation, is more than just a stock barometer. With a legacy dating back to 1966, the STI has evolved through strategic partnerships, grown alongside Singapore’s economy, and become a regional diversification tool.

Did you know that...

  • Over half of STI constituents’ earnings originate outside Singapore - tapping growth in China, India, and Southeast Asia. 
  • Twelve original STI members remain since 1998, showcasing stability across decades of global economic shocks. 
  • STI has shown low correlation to global indices, making it a valuable hedge for regionally anchored portfolios.

Key resources

Index announcements

Stay up-to-date and read the latest index change notices and announcements.

View all index announcements

Research and Insights

Article

Beyond the headlines: Five things you didn’t know about Singapore’s Straits Times Index

Singapore’s Straits Times Index (STI), covering 85% of the local equity market by capitalisation, is more than just a stock barometer.
• Lee Clements
•
10 min

Article

Why sustainable equity investors should pay close attention to Singapore

Singapore’s green economy is growing fast, with significant opportunities for sustainable equity investors. Discover why STI stocks should be on your radar.
• Lee Clements
•
10 min

Article

Why is Singapore equity attractive to investors?

Our second part on our series unpacking why Singapore’s Straits Times Index offers high dividends, low volatility, and affordable valuations, making it ideal for income-focused investors.
• Belle Chang
•
13 min

Article

Singapore’s growing financial and telecom industries

Explore how Singapore’s financial, telecom, and utilities sectors drive growth and shape the equity market, reflecting their rising importance in the Straits Times Index.
• Belle Chang
•
13 min

Podcasts

Why Sustainable Equity Investors Should Pay Close Attention to Singapore

We explore one of the most dynamic and important shifts in global finance — investing in the green economy. With Asia playing a key role in the global green economy and Singapore acting as the region’s technology innovation and capital markets hub, Singapore’s equity market could be worth a closer look from sustainable equity investors.
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How Singapore's stock market reflects its economy

When we think of Singapore’s economy, you might know it as not just a key hub for many things in Southeast Asia, but also in the Asia Pacific region. Its economy has grown to become one of the highest in the world when it comes to GDP per capita. For investors looking to tap into the robust economic growth of Singapore, the Straits Times Index (STI) offers a unique opportunity to do so. It serves as the benchmark index for the local stock market, tracking the performance of top 30 stocks listed on the Singapore Exchange.
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How Singapore is attractive for investors seeking diversification

One of the most important things investors are often advised to do is to diversify their portfolio. This is where Singapore markets present an attractive option to do so, for an investor with a global portfolio, especially so against a backdrop of rising volatility and uncertainty in the markets and geopolitics. So what makes Singapore attractive from a diversification point of view?
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