0855.HK vs. SBS

Last updated Jul 21, 2026

0855.HK (China Water Affairs Group Ltd) and SBS (Companhia de Saneamento Básico do Estado de São Paulo - SABESP) are both stocks. Both operate in the Utilities - Regulated Water industry within the Utilities sector. Over the past 10 years, 0855.HK returned 4.29%/yr vs 14.92%/yr for SBS. At a 0.04 correlation, their price movements are largely independent.

Performance

0855.HK vs. SBS - Performance Comparison

The chart below illustrates the hypothetical performance of a HK$10,000 investment in China Water Affairs Group Ltd (0855.HK) and Companhia de Saneamento Básico do Estado de São Paulo - SABESP (SBS). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

0855.HK is traded in HKD, while SBS is traded in USD. To make them comparable, the SBS values have been converted to HKD using the latest available exchange rates.

Returns By Period

In the year-to-date period, 0855.HK achieves a -8.69% return, which is significantly lower than SBS's 22.31% return. Over the past 10 years, 0855.HK has underperformed SBS with an annualized return of 4.29%, while SBS has yielded a comparatively higher 14.92% annualized return.

0855.HK

• 1D: 0.43%
• 1M: 4.52%
• 6M: -11.91%
• YTD: -8.69%
• 1Y: -23.78%
• 3Y*: -3.77%
• 5Y*: 0.12%
• 10Y*: 4.29%
• ALL TIME*: 8.07%

SBS

• 1D: 0.02%
• 1M: 9.58%
• 6M: 27.14%
• YTD: 22.31%
• 1Y: 53.74%
• 3Y*: 40.33%
• 5Y*: 37.53%
• 10Y*: 14.92%
• ALL TIME*: 10.34%

*Multi-year figures are annualized to reflect compound growth (CAGR)

0855.HK vs. SBS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
0855.HK China Water Affairs Group Ltd	-8.69%	7.38%	27.04%	-29.66%	-40.78%	91.69%	9.18%	-26.88%	22.33%	44.17%
SBS Companhia de Saneamento Básico do Estado de São Paulo - SABESP	22.31%	80.95%	-4.71%	46.87%	48.67%	-13.32%	-41.25%	90.21%	-20.19%	24.78%

Correlation

The correlation between 0855.HK and SBS is 0.03, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.03
Correlation (3Y) Calculated over the trailing 3-year period	-0.01
Correlation (5Y) Calculated over the trailing 5-year period	-0.03
Correlation (10Y) Calculated over the trailing 10-year period	-0.00
Correlation (All Time) Calculated using the full available price history since Aug 29, 2007	0.04

Return for Risk

0855.HK vs. SBS — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

0855.HK

0855.HK Risk / Return Rank: 10
0855.HK Sharpe Ratio Rank: 6
0855.HK Sortino Ratio Rank: 10
0855.HK Omega Ratio Rank: 11
0855.HK Calmar Ratio Rank: 15
0855.HK Martin Ratio Rank: 11

SBS

SBS Risk / Return Rank: 83
SBS Sharpe Ratio Rank: 87
SBS Sortino Ratio Rank: 84
SBS Omega Ratio Rank: 81
SBS Calmar Ratio Rank: 80
SBS Martin Ratio Rank: 81

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

0855.HK vs. SBS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for China Water Affairs Group Ltd (0855.HK) and Companhia de Saneamento Básico do Estado de São Paulo - SABESP (SBS). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	0855.HK	SBS	Difference
Sharpe ratio: Return per unit of total volatility	-0.95	1.59	-2.54
Sortino ratio: Return per unit of downside risk	-1.27	2.27	-3.54
Omega ratio: Gain probability vs. loss probability	0.85	1.27	-0.42
Calmar ratio: Return relative to maximum drawdown	-0.76	2.09	-2.85
Martin ratio: Return relative to average drawdown	-1.34	5.53	-6.88

0855.HK vs. SBS - Sharpe Ratio Comparison

The current 0855.HK Sharpe Ratio is -0.95, which is lower than the SBS Sharpe Ratio of 1.59. The chart below compares the historical Sharpe Ratios of 0855.HK and SBS, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

0855.HK vs. SBS - Drawdown Comparison

The maximum 0855.HK drawdown since its inception was -88.76%, which is greater than SBS's maximum drawdown of -76.53%. Use the drawdown chart below to compare losses from any high point for 0855.HK and SBS.

Drawdown Indicators

	0855.HK	SBS	Difference
Max Drawdown Largest peak-to-trough decline	-88.76%	-76.53%	-12.23%
Max Drawdown (1Y) Largest decline over 1 year	-32.13%	-25.80%	-6.33%
Max Drawdown (3Y) Largest decline over 3 years	-41.93%	-25.80%	-16.13%
Max Drawdown (5Y) Largest decline over 5 years	-64.13%	-30.24%	-33.89%
Max Drawdown (10Y) Largest decline over 10 years	-64.13%	-62.01%	-2.12%
Current Drawdown Current decline from peak	-49.29%	-18.70%	-30.59%
Average Drawdown Average peak-to-trough decline	-38.41%	-28.40%	-10.01%
Ulcer Index Depth and duration of drawdowns from previous peaks	17.90%	9.74%	+8.16%

Volatility

0855.HK vs. SBS - Volatility Comparison

China Water Affairs Group Ltd (0855.HK) has a higher volatility of 9.20% compared to Companhia de Saneamento Básico do Estado de São Paulo - SABESP (SBS) at 8.11%. This indicates that 0855.HK's price experiences larger fluctuations and is considered to be riskier than SBS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	0855.HK	SBS	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.20%	8.11%	+1.09%
Volatility (6M) Calculated over the trailing 6-month period	17.91%	24.36%	-6.45%
Volatility (1Y) Calculated over the trailing 1-year period	25.84%	33.96%	-8.12%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	37.40%	36.67%	+0.73%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	34.35%	43.45%	-9.10%

Dividends

0855.HK vs. SBS - Dividend Comparison

0855.HK's dividend yield for the trailing twelve months is around 6.06%, more than SBS's 2.21% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
0855.HK China Water Affairs Group Ltd	6.06%	5.38%	5.48%	7.93%	2.79%	2.86%	5.12%	5.15%	3.22%	2.55%	1.78%	1.88%
SBS Companhia de Saneamento Básico do Estado de São Paulo - SABESP	2.21%	4.68%	1.96%	1.66%	1.88%	0.97%	2.93%	1.99%	3.86%	2.76%	0.65%	1.91%

Financials

Frequently Asked Questions

Can I hold both 0855.HK and SBS in my portfolio?

0855.HK and SBS have a correlation of 0.03, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.