About SIA Engineering Company Limited (S59)
SIA Engineering Company Limited is a Airports & Air Services company operating in the Industrials sector. The company is headquartered in Unknown.
S59 (S59) is a publicly traded company.
S59 trades on the Singapore Exchange (SGX) and is classified as a large-cap stock .
Key Statistics
- Current Price
- $3.23
- Market Cap
- $3.62B
- 52-Week High
- $3.81
- 52-Week Low
- $1.87
- Sector
- Industrials
- Industry
- Airports & Air Services
S59 Investment Performance
S59 has declined 10.3% year-to-date in 2026. Over the past 5 years, a S$1,000 investment in S59 would have grown to S$1,634, representing a 63.4% total return.
$1,000 Invested in SIA Engineering Company Limited (S59)
How much would $1,000 invested in S59 be worth today?
What would $1,000 invested in S59 1 year ago be worth today?
A $1,000 investment in SIA Engineering Company Limited (S59) in 2025 would be worth $1,524 as of May 2026, representing a +52.4% total return.
What would $1,000 invested in S59 3 years ago be worth today?
A $1,000 investment in SIA Engineering Company Limited (S59) in 2023 would be worth $1,576 as of May 2026, representing a +57.6% total return.
What would $1,000 invested in S59 5 years ago be worth today?
A $1,000 investment in SIA Engineering Company Limited (S59) in 2021 would be worth $1,634 as of May 2026, representing a +63.4% total return.
What would $1,000 invested in S59 10 years ago be worth today?
A $1,000 investment in SIA Engineering Company Limited (S59) in 2016 would be worth $1,185 as of May 2026, representing a +18.5% total return.
What would $1,000 invested in S59 at IPO be worth today?
A $1,000 investment in SIA Engineering Company Limited (S59) at IPO would be worth $5,365 as of May 2026, representing a +436.5% total return.
Monthly Returns Heatmap
Over the past 25+ years (310 months), SIA Engineering Company Limited (S59) has averaged a monthly return of +0.78% with a median return of +0.10%. The stock had 155 positive months (50%) and 143 negative months (46%). The best month in S59's history was January 2002 with a +37.7% return, while the worst was March 2020 at -29.9%. Historically, April tends to be the strongest month (averaging +3.3%), and August the weakest (-2.1%).
S59's longest winning streak was 9 consecutive months of gains, while its longest losing streak was 7 consecutive months of losses. The best full year was 2009 with a cumulative return of +64.2%, and the worst was 2008 at -64.5%.
Annual Returns
Over 26 years of trading history, SIA Engineering Company Limited (S59) has delivered an average annual return of +11.66% with a median return of +6.98%. The compound annual growth rate (CAGR) is +7.70%. The stock posted gains in 17 years (65%) and losses in 9 years (35%).
S59's best year was 2009 with a +77.27% gain, while the worst was 2008 at -51.99%. The longest streak of consecutive positive years was 7, and the longest losing streak was 5 years. S59 achieved double-digit gains (10%+) in 12 years. It suffered double-digit losses in 6 years.
| Year | Return | Start | End |
|---|---|---|---|
| 2026 | -10.28% | $3.60 | $3.23 |
| 2025 | +56.24% | $2.30 | $3.60 |
| 2024 | +3.41% | $2.23 | $2.30 |
| 2023 | +4.48% | $2.13 | $2.23 |
| 2022 | +7.34% | $1.99 | $2.13 |
| 2021 | +10.66% | $1.80 | $1.99 |
| 2020 | -28.34% | $2.51 | $1.80 |
| 2019 | +29.31% | $1.94 | $2.51 |
| 2018 | -24.56% | $2.57 | $1.94 |
| 2017 | -2.61% | $2.64 | $2.57 |
| 2016 | -5.86% | $2.80 | $2.64 |
| 2015 | -8.96% | $3.08 | $2.80 |
| 2014 | -12.34% | $3.51 | $3.08 |
| 2013 | +20.40% | $2.92 | $3.51 |
| 2012 | +34.94% | $2.16 | $2.92 |
| 2011 | -12.81% | $2.48 | $2.16 |
| 2010 | +32.06% | $1.88 | $2.48 |
| 2009 | +77.27% | $1.06 | $1.88 |
| 2008 | -51.99% | $2.20 | $1.06 |
| 2007 | +6.62% | $2.07 | $2.20 |
| 2006 | +71.33% | $1.21 | $2.07 |
| 2005 | +26.19% | $0.96 | $1.21 |
| 2004 | +33.50% | $0.72 | $0.96 |
| 2003 | +22.52% | $0.58 | $0.72 |
| 2002 | +24.52% | $0.47 | $0.58 |
| 2001 | +0.21% | $0.47 | $0.47 |
S59 Investment Analysis: Valuation, Risk & Dividends
Key factors to consider when evaluating SIA Engineering Company Limited as an investment
Dividends
S59 does not currently pay a dividend, choosing to reinvest earnings back into the business for growth.
Frequently Asked Questions: S59
What sector is S59 in? ▼
S59 operates in the Industrials sector, specifically in the Airports & Air Services industry.
How has S59 performed historically? ▼
Over 26 years of trading history, S59 has posted gains in 17 years (65% of the time). The best year was 2009 with a +77.3% return. Past performance does not guarantee future results.
How can I invest in S59? ▼
You can invest in S59 through any brokerage account that offers access to the Singapore Exchange (SGX). Popular options include commission-free brokers like Fidelity, Charles Schwab, or Robinhood (US), or international brokers like Interactive Brokers. You can buy individual shares or invest through ETFs that hold S59.
Does S59 pay dividends? ▼
S59 does not currently pay a dividend, choosing to reinvest earnings back into the business for growth.
How much would S$1,000 invested in S59 5 years ago be worth today? ▼
A S$1,000 investment in S59 five years ago would be worth approximately S$1,634 today, representing a 63.4% return.
How much would S$1,000 invested in S59 10 years ago be worth today? ▼
A S$1,000 investment in S59 ten years ago would be worth approximately S$1,185 today, representing a 18.5% total return over the decade.
What is S59's 3-year return? ▼
Over the past 3 years, S59 has returned 57.6%. A S$1,000 investment would have grown to S$1,576.
Does S59 pay dividends? ▼
No, S59 does not currently pay a dividend. The company reinvests its earnings into growth.
Last updated: 3/24/2026