NGAS.L vs. WCOB.L

Last updated Jun 4, 2026

NGAS.L (WisdomTree Natural Gas ETF) and WCOB.L (WisdomTree Enhanced Commodity UCITS ETF USD Acc) are both Commodities funds from WisdomTree - NGAS.L tracks the Bloomberg Natural Gas Sub Total Return Index while WCOB.L tracks the Optimised Roll Commodity. Both are passively managed. Over the past 5 years, NGAS.L returned -25.67%/yr vs 11.82%/yr for WCOB.L. At a 0.23 correlation, their price movements are largely independent. NGAS.L charges 0.49%/yr vs 0.35%/yr for WCOB.L.

Performance

NGAS.L vs. WCOB.L - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in WisdomTree Natural Gas ETF (NGAS.L) and WisdomTree Enhanced Commodity UCITS ETF USD Acc (WCOB.L). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

NGAS.L is traded in USD, while WCOB.L is traded in GBp. To make them comparable, the WCOB.L values have been converted to USD using the latest available exchange rates.

Returns By Period

In the year-to-date period, NGAS.L achieves a -11.49% return, which is significantly lower than WCOB.L's 32.51% return.

NGAS.L

• 1D: 2.07%
• 1M: 4.84%
• YTD: -11.49%
• 6M: -29.61%
• 1Y: -36.85%
• 3Y*: -25.66%
• 5Y*: -25.67%
• 10Y*: -23.35%

WCOB.L

• 1D: 0.62%
• 1M: -0.35%
• YTD: 32.51%
• 6M: 33.75%
• 1Y: 45.60%
• 3Y*: 16.91%
• 5Y*: 11.82%
• 10Y*: —

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

NGAS.L vs. WCOB.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
NGAS.L WisdomTree Natural Gas ETF	-11.49%	-24.72%	-26.18%	-65.28%	20.27%	25.42%	-43.27%	-40.74%	2.93%	-19.39%
WCOB.L WisdomTree Enhanced Commodity UCITS ETF USD Acc	32.51%	15.86%	2.76%	-7.43%	12.73%	27.42%	1.20%	7.40%	-8.85%	6.33%

Correlation

The correlation between NGAS.L and WCOB.L is 0.17, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.17
Correlation (3Y) Calculated over the trailing 3-year period	0.23
Correlation (5Y) Calculated over the trailing 5-year period	0.29
Correlation (All Time) Calculated using the full available price history since Mar 15, 2017	0.23

The correlation between NGAS.L and WCOB.L shifts across timeframes, from 0.17 (1 year) to 0.29 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

NGAS.L vs. WCOB.L — Risk / Return Rank

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

NGAS.L

NGAS.L Risk / Return Rank: 3
NGAS.L Sharpe Ratio Rank: 3
NGAS.L Sortino Ratio Rank: 4
NGAS.L Omega Ratio Rank: 4
NGAS.L Calmar Ratio Rank: 2
NGAS.L Martin Ratio Rank: 4

WCOB.L

WCOB.L Risk / Return Rank: 82
WCOB.L Sharpe Ratio Rank: 81
WCOB.L Sortino Ratio Rank: 73
WCOB.L Omega Ratio Rank: 79
WCOB.L Calmar Ratio Rank: 93
WCOB.L Martin Ratio Rank: 83

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.

NGAS.L vs. WCOB.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for WisdomTree Natural Gas ETF (NGAS.L) and WisdomTree Enhanced Commodity UCITS ETF USD Acc (WCOB.L). 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.

	NGAS.L	WCOB.L	Difference
Sharpe ratio: Return per unit of total volatility	-0.66	2.70	-3.37
Sortino ratio: Return per unit of downside risk	-0.75	3.42	-4.17
Omega ratio: Gain probability vs. loss probability	0.91	1.48	-0.57
Calmar ratio: Return relative to maximum drawdown	-0.77	7.31	-8.08
Martin ratio: Return relative to average drawdown	-1.11	17.20	-18.30
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

NGAS.L vs. WCOB.L - Sharpe Ratio Comparison

The current NGAS.L Sharpe Ratio is -0.66, which is lower than the WCOB.L Sharpe Ratio of 2.70. The chart below compares the historical Sharpe Ratios of NGAS.L and WCOB.L, 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

	NGAS.L	WCOB.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.66	2.70	-3.37
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.44	0.75	-1.19
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.46	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.59	0.76	-1.35

Drawdowns

NGAS.L vs. WCOB.L - Drawdown Comparison

The maximum NGAS.L drawdown since its inception was -99.91%, which is greater than WCOB.L's maximum drawdown of -28.21%. Use the drawdown chart below to compare losses from any high point for NGAS.L and WCOB.L.

Drawdown Indicators

	NGAS.L	WCOB.L	Difference
Max Drawdown Largest peak-to-trough decline	-99.91%	-28.21%	-71.70%
Max Drawdown (1Y) Largest decline over 1 year	-47.73%	-6.21%	-41.52%
Max Drawdown (3Y) Largest decline over 3 years	-70.31%	-9.66%	-60.65%
Max Drawdown (5Y) Largest decline over 5 years	-93.13%	-24.44%	-68.69%
Max Drawdown (10Y) Largest decline over 10 years	-94.91%	—	—
Current Drawdown Current decline from peak	-99.91%	-2.84%	-97.07%
Average Drawdown Average peak-to-trough decline	-89.09%	-10.84%	-78.25%
Ulcer Index Depth and duration of drawdowns from previous peaks	33.25%	2.64%	+30.61%

Volatility

NGAS.L vs. WCOB.L - Volatility Comparison

WisdomTree Natural Gas ETF (NGAS.L) has a higher volatility of 11.19% compared to WisdomTree Enhanced Commodity UCITS ETF USD Acc (WCOB.L) at 5.84%. This indicates that NGAS.L's price experiences larger fluctuations and is considered to be riskier than WCOB.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	NGAS.L	WCOB.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.19%	5.84%	+5.35%
Volatility (6M) Calculated over the trailing 6-month period	47.23%	15.01%	+32.22%
Volatility (1Y) Calculated over the trailing 1-year period	55.38%	16.78%	+38.60%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	59.00%	15.76%	+43.24%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	50.65%	16.25%	+34.40%

NGAS.L vs. WCOB.L - Expense Ratio Comparison

NGAS.L has a 0.49% expense ratio, which is higher than WCOB.L's 0.35% expense ratio.

Dividends

NGAS.L vs. WCOB.L - Dividend Comparison

Neither NGAS.L nor WCOB.L has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both NGAS.L and WCOB.L in my portfolio?

NGAS.L and WCOB.L have a correlation of 0.17, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, NGAS.L or WCOB.L?

On fees, WCOB.L is cheaper at 0.35% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, NGAS.L or WCOB.L?

WCOB.L is cheaper with a 0.35% expense ratio, compared with 0.49% for NGAS.L.

What is the main difference between NGAS.L and WCOB.L?

NGAS.L tracks Bloomberg Natural Gas Sub Total Return Index, while WCOB.L tracks Optimised Roll Commodity. Their fees differ too: 0.49% for NGAS.L and 0.35% for WCOB.L.