TEF.MC vs. 0855.HK

Last updated Jun 23, 2026

TEF.MC (Telefonica) and 0855.HK (China Water Affairs Group Ltd) are both stocks. TEF.MC operates in Telecom Services (Communication Services), while 0855.HK operates in Utilities - Regulated Water (Utilities). Over the past 10 years, TEF.MC returned -1.55%/yr vs 4.66%/yr for 0855.HK. At a 0.04 correlation, their price movements are largely independent.

Performance

TEF.MC vs. 0855.HK - Performance Comparison

The chart below illustrates the hypothetical performance of a €10,000 investment in Telefonica (TEF.MC) and China Water Affairs Group Ltd (0855.HK). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

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

Returns By Period

In the year-to-date period, TEF.MC achieves a 7.27% return, which is significantly higher than 0855.HK's -12.85% return. Over the past 10 years, TEF.MC has underperformed 0855.HK with an annualized return of -1.55%, while 0855.HK has yielded a comparatively higher 4.66% annualized return.

TEF.MC

• 1D: -2.44%
• 1M: -8.02%
• YTD: 7.27%
• 6M: 9.46%
• 1Y: -13.99%
• 3Y*: 6.59%
• 5Y*: 5.07%
• 10Y*: -1.55%

0855.HK

• 1D: -1.96%
• 1M: -5.91%
• YTD: -12.85%
• 6M: -13.43%
• 1Y: -25.21%
• 3Y*: -4.33%
• 5Y*: -0.28%
• 10Y*: 4.66%

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

TEF.MC vs. 0855.HK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TEF.MC Telefonica	7.27%	-4.58%	18.32%	10.87%	-6.53%	27.20%	-43.76%	-11.12%	-5.82%	-4.51%
0855.HK China Water Affairs Group Ltd	-12.85%	-5.53%	36.12%	-31.76%	-37.22%	104.87%	0.67%	-24.83%	27.76%	25.52%

Correlation

The correlation between TEF.MC and 0855.HK is 0.07, 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	0.07
Correlation (3Y) Calculated over the trailing 3-year period	0.01
Correlation (5Y) Calculated over the trailing 5-year period	0.00
Correlation (10Y) Calculated over the trailing 10-year period	0.06
Correlation (All Time) Calculated using the full available price history since Sep 17, 2007	0.04

Return for Risk

TEF.MC vs. 0855.HK — Risk / Return Rank

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

TEF.MC

TEF.MC Risk / Return Rank: 21
TEF.MC Sharpe Ratio Rank: 18
TEF.MC Sortino Ratio Rank: 18
TEF.MC Omega Ratio Rank: 17
TEF.MC Calmar Ratio Rank: 27
TEF.MC Martin Ratio Rank: 27

0855.HK

0855.HK Risk / Return Rank: 7
0855.HK Sharpe Ratio Rank: 5
0855.HK Sortino Ratio Rank: 7
0855.HK Omega Ratio Rank: 9
0855.HK Calmar Ratio Rank: 10
0855.HK Martin Ratio Rank: 4

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.

TEF.MC vs. 0855.HK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Telefonica (TEF.MC) and China Water Affairs Group Ltd (0855.HK). 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.

	TEF.MC	0855.HK	Difference
Sharpe ratio: Return per unit of total volatility	-0.55	-0.96	+0.41
Sortino ratio: Return per unit of downside risk	-0.59	-1.25	+0.66
Omega ratio: Gain probability vs. loss probability	0.91	0.85	+0.06
Calmar ratio: Return relative to maximum drawdown	-0.45	-0.83	+0.38
Martin ratio: Return relative to average drawdown	-0.77	-1.56	+0.80

TEF.MC vs. 0855.HK - Sharpe Ratio Comparison

The current TEF.MC Sharpe Ratio is -0.55, which is higher than the 0855.HK Sharpe Ratio of -0.96. The chart below compares the historical Sharpe Ratios of TEF.MC and 0855.HK, 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

TEF.MC vs. 0855.HK - Drawdown Comparison

The maximum TEF.MC drawdown since its inception was -74.82%, smaller than the maximum 0855.HK drawdown of -86.19%. Use the drawdown chart below to compare losses from any high point for TEF.MC and 0855.HK.

Drawdown Indicators

	TEF.MC	0855.HK	Difference
Max Drawdown Largest peak-to-trough decline	-74.82%	-86.19%	+11.37%
Max Drawdown (1Y) Largest decline over 1 year	-30.89%	-31.18%	+0.29%
Max Drawdown (3Y) Largest decline over 3 years	-30.89%	-41.92%	+11.03%
Max Drawdown (5Y) Largest decline over 5 years	-34.21%	-63.09%	+28.88%
Max Drawdown (10Y) Largest decline over 10 years	-69.20%	-63.09%	-6.11%
Current Drawdown Current decline from peak	-51.19%	-53.34%	+2.15%
Average Drawdown Average peak-to-trough decline	-32.80%	-36.39%	+3.59%
Ulcer Index Depth and duration of drawdowns from previous peaks	18.15%	16.30%	+1.85%

Volatility

TEF.MC vs. 0855.HK - Volatility Comparison

The current volatility for Telefonica (TEF.MC) is 4.21%, while China Water Affairs Group Ltd (0855.HK) has a volatility of 6.56%. This indicates that TEF.MC experiences smaller price fluctuations and is considered to be less risky than 0855.HK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TEF.MC	0855.HK	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.21%	6.56%	-2.35%
Volatility (6M) Calculated over the trailing 6-month period	17.96%	18.30%	-0.34%
Volatility (1Y) Calculated over the trailing 1-year period	25.28%	26.99%	-1.71%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.19%	37.75%	-16.56%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	25.56%	34.81%	-9.25%

Dividends

TEF.MC vs. 0855.HK - Dividend Comparison

TEF.MC's dividend yield for the trailing twelve months is around 8.33%, more than 0855.HK's 6.48% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
0855.HK China Water Affairs Group Ltd	6.48%	5.38%	5.48%	7.93%	2.79%	2.86%	5.12%	5.15%	3.22%	2.55%	1.78%	1.88%
TEF.MC Telefonica	8.33%	8.60%	6.17%	6.88%	7.12%	7.28%	9.65%	5.20%	4.41%	3.99%	9.14%	5.91%

Financials

Frequently Asked Questions

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

TEF.MC and 0855.HK have a correlation of 0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.