2688.HK vs. 0135.HK

Last updated Jun 5, 2026

2688.HK (ENN Energy Holdings Ltd) and 0135.HK (Kunlun Energy) are both stocks. 2688.HK operates in Utilities - Regulated Gas (Utilities), while 0135.HK operates in Oil & Gas Refining & Marketing (Energy). Over the past 10 years, 2688.HK returned 6.02%/yr vs 8.20%/yr for 0135.HK. At a 0.28 correlation, their price movements are largely independent.

Performance

2688.HK vs. 0135.HK - Performance Comparison

The chart below illustrates the hypothetical performance of a HK$10,000 investment in ENN Energy Holdings Ltd (2688.HK) and Kunlun Energy (0135.HK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, 2688.HK achieves a -22.25% return, which is significantly lower than 0135.HK's -3.24% return. Over the past 10 years, 2688.HK has underperformed 0135.HK with an annualized return of 6.02%, while 0135.HK has yielded a comparatively higher 8.20% annualized return.

2688.HK

• 1D: -3.20%
• 1M: -11.51%
• YTD: -22.25%
• 6M: -27.10%
• 1Y: -16.29%
• 3Y*: -15.77%
• 5Y*: -15.00%
• 10Y*: 6.02%

0135.HK

• 1D: -2.50%
• 1M: -4.65%
• YTD: -3.24%
• 6M: -2.85%
• 1Y: -7.39%
• 3Y*: 9.31%
• 5Y*: 5.22%
• 10Y*: 8.20%

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

2688.HK vs. 0135.HK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
2688.HK ENN Energy Holdings Ltd	-22.25%	29.88%	1.51%	-45.73%	-23.34%	29.88%	36.16%	24.64%	26.28%	78.38%
0135.HK Kunlun Energy	-3.24%	-7.41%	26.94%	32.48%	-20.85%	53.62%	3.36%	-13.91%	5.73%	41.90%

Correlation

The correlation between 2688.HK and 0135.HK is 0.26, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.26
Correlation (3Y) Calculated over the trailing 3-year period	0.38
Correlation (5Y) Calculated over the trailing 5-year period	0.45
Correlation (10Y) Calculated over the trailing 10-year period	0.37
Correlation (All Time) Calculated using the full available price history since May 14, 2001	0.28

The correlation between 2688.HK and 0135.HK shifts across timeframes, from 0.26 (1 year) to 0.45 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

2688.HK vs. 0135.HK — Risk / Return Rank

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

2688.HK

2688.HK Risk / Return Rank: 10
2688.HK Sharpe Ratio Rank: 8
2688.HK Sortino Ratio Rank: 10
2688.HK Omega Ratio Rank: 12
2688.HK Calmar Ratio Rank: 18
2688.HK Martin Ratio Rank: 1

0135.HK

0135.HK Risk / Return Rank: 28
0135.HK Sharpe Ratio Rank: 30
0135.HK Sortino Ratio Rank: 25
0135.HK Omega Ratio Rank: 25
0135.HK Calmar Ratio Rank: 31
0135.HK Martin Ratio Rank: 30

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.

2688.HK vs. 0135.HK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ENN Energy Holdings Ltd (2688.HK) and Kunlun Energy (0135.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.

	2688.HK	0135.HK	Difference
Sharpe ratio: Return per unit of total volatility	-0.84	-0.27	-0.57
Sortino ratio: Return per unit of downside risk	-1.15	-0.23	-0.92
Omega ratio: Gain probability vs. loss probability	0.87	0.97	-0.10
Calmar ratio: Return relative to maximum drawdown	-0.63	-0.31	-0.33
Martin ratio: Return relative to average drawdown	-1.92	-0.66	-1.26
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

2688.HK vs. 0135.HK - Sharpe Ratio Comparison

The current 2688.HK Sharpe Ratio is -0.84, which is lower than the 0135.HK Sharpe Ratio of -0.27. The chart below compares the historical Sharpe Ratios of 2688.HK and 0135.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.

Sharpe Ratios by Period

	2688.HK	0135.HK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.84	-0.27	-0.57
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.38	0.16	-0.54
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.16	0.25	-0.09
Sharpe Ratio (All Time) Calculated using the full available price history	0.44	0.31	+0.13

Drawdowns

2688.HK vs. 0135.HK - Drawdown Comparison

The maximum 2688.HK drawdown since its inception was -71.83%, smaller than the maximum 0135.HK drawdown of -92.57%. Use the drawdown chart below to compare losses from any high point for 2688.HK and 0135.HK.

Drawdown Indicators

	2688.HK	0135.HK	Difference
Max Drawdown Largest peak-to-trough decline	-71.83%	-92.57%	+20.74%
Max Drawdown (1Y) Largest decline over 1 year	-27.10%	-17.42%	-9.68%
Max Drawdown (3Y) Largest decline over 3 years	-55.27%	-20.09%	-35.18%
Max Drawdown (5Y) Largest decline over 5 years	-71.83%	-45.01%	-26.82%
Max Drawdown (10Y) Largest decline over 10 years	-71.83%	-68.34%	-3.49%
Current Drawdown Current decline from peak	-64.47%	-17.08%	-47.39%
Average Drawdown Average peak-to-trough decline	-20.97%	-46.38%	+25.41%
Ulcer Index Depth and duration of drawdowns from previous peaks	8.86%	8.29%	+0.57%

Volatility

2688.HK vs. 0135.HK - Volatility Comparison

ENN Energy Holdings Ltd (2688.HK) has a higher volatility of 6.15% compared to Kunlun Energy (0135.HK) at 5.50%. This indicates that 2688.HK's price experiences larger fluctuations and is considered to be riskier than 0135.HK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	2688.HK	0135.HK	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.15%	5.50%	+0.65%
Volatility (6M) Calculated over the trailing 6-month period	15.53%	16.59%	-1.06%
Volatility (1Y) Calculated over the trailing 1-year period	20.51%	20.01%	+0.50%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	40.90%	33.54%	+7.36%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	38.91%	34.33%	+4.58%

Dividends

2688.HK vs. 0135.HK - Dividend Comparison

2688.HK's dividend yield for the trailing twelve months is around 5.83%, more than 0135.HK's 4.95% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
0135.HK Kunlun Energy	4.95%	4.58%	5.73%	4.08%	4.53%	34.92%	4.22%	3.74%	3.11%	0.91%	1.03%	2.90%
2688.HK ENN Energy Holdings Ltd	5.83%	4.34%	5.30%	5.06%	2.51%	0.62%	1.47%	1.40%	1.56%	1.49%	2.38%	2.01%

Financials

Frequently Asked Questions

Can I hold both 2688.HK and 0135.HK in my portfolio?

2688.HK and 0135.HK have a correlation of 0.26, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.