BCOG.L vs. NGAS.L

Last updated Jun 4, 2026

BCOG.L (L&G All Commodities UCITS ETF) and NGAS.L (WisdomTree Natural Gas ETF) are both Commodities funds - BCOG.L tracks the Bloomberg Commodity while NGAS.L tracks the Bloomberg Natural Gas Sub Total Return Index. Both are passively managed. Over the past 5 years, BCOG.L returned 12.73%/yr vs -24.88%/yr for NGAS.L. At a 0.42 correlation, their price movements are largely independent. BCOG.L charges 0.15%/yr vs 0.49%/yr for NGAS.L.

Performance

BCOG.L vs. NGAS.L - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in L&G All Commodities UCITS ETF (BCOG.L) and WisdomTree Natural Gas ETF (NGAS.L). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

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

Returns By Period

In the year-to-date period, BCOG.L achieves a 26.69% return, which is significantly higher than NGAS.L's -11.16% return.

BCOG.L

• 1D: 0.70%
• 1M: -0.33%
• YTD: 26.69%
• 6M: 24.71%
• 1Y: 39.39%
• 3Y*: 13.46%
• 5Y*: 12.73%
• 10Y*: —

NGAS.L

• 1D: 2.34%
• 1M: 6.01%
• YTD: -11.16%
• 6M: -29.98%
• 1Y: -36.41%
• 3Y*: -27.50%
• 5Y*: -24.88%
• 10Y*: -22.74%

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

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

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
BCOG.L L&G All Commodities UCITS ETF	26.69%	8.16%	6.13%	-12.32%	29.36%	29.04%	-6.24%	1.82%	-4.64%	1.28%
NGAS.L WisdomTree Natural Gas ETF	-11.16%	-30.09%	-24.89%	-67.01%	34.57%	26.61%	-44.94%	-43.00%	9.04%	-17.85%

Correlation

The correlation between BCOG.L and NGAS.L is 0.38, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.38
Correlation (3Y) Calculated over the trailing 3-year period	0.41
Correlation (5Y) Calculated over the trailing 5-year period	0.48
Correlation (All Time) Calculated using the full available price history since Jul 13, 2017	0.42

BCOG.L vs. NGAS.L - Sectors Allocation Comparison

Sectors	BCOG.L	NGAS.L
Basic Materials	35.8%	100.0%
Financial Services	17.8%	-
Consumer Cyclical	12.9%	-
Communication Services	12.3%	-
Consumer Defensive	9.7%	-
Real Estate	5.8%	-
Technology	5.6%	-
Energy	-	-
Healthcare	-	-
Industrials	-	-
Utilities	-	-

Return for Risk

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

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

BCOG.L

BCOG.L Risk / Return Rank: 65
BCOG.L Sharpe Ratio Rank: 63
BCOG.L Sortino Ratio Rank: 55
BCOG.L Omega Ratio Rank: 63
BCOG.L Calmar Ratio Rank: 84
BCOG.L Martin Ratio Rank: 59

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

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.

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

This table presents a comparison of risk-adjusted performance metrics for L&G All Commodities UCITS ETF (BCOG.L) and WisdomTree Natural Gas ETF (NGAS.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.

	BCOG.L	NGAS.L	Difference
Sharpe ratio: Return per unit of total volatility	2.13	-0.64	+2.77
Sortino ratio: Return per unit of downside risk	2.64	-0.70	+3.34
Omega ratio: Gain probability vs. loss probability	1.38	0.92	+0.47
Calmar ratio: Return relative to maximum drawdown	4.57	-0.76	+5.33
Martin ratio: Return relative to average drawdown	10.61	-1.10	+11.71
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

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

The current BCOG.L Sharpe Ratio is 2.13, which is higher than the NGAS.L Sharpe Ratio of -0.64. The chart below compares the historical Sharpe Ratios of BCOG.L and NGAS.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

	BCOG.L	NGAS.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.13	-0.64	+2.77
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.75	-0.42	+1.17
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	-0.44	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.50	-0.61	+1.11

Drawdowns

BCOG.L vs. NGAS.L - Drawdown Comparison

The maximum BCOG.L drawdown since its inception was -28.15%, smaller than the maximum NGAS.L drawdown of -99.87%. Use the drawdown chart below to compare losses from any high point for BCOG.L and NGAS.L.

Drawdown Indicators

	BCOG.L	NGAS.L	Difference
Max Drawdown Largest peak-to-trough decline	-28.15%	-99.87%	+71.72%
Max Drawdown (1Y) Largest decline over 1 year	-8.57%	-47.79%	+39.22%
Max Drawdown (3Y) Largest decline over 3 years	-14.48%	-73.17%	+58.69%
Max Drawdown (5Y) Largest decline over 5 years	-27.76%	-93.97%	+66.21%
Max Drawdown (10Y) Largest decline over 10 years	—	-95.37%	—
Current Drawdown Current decline from peak	-3.86%	-99.86%	+96.00%
Average Drawdown Average peak-to-trough decline	-11.67%	-89.34%	+77.67%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.70%	33.13%	-29.43%

Volatility

BCOG.L vs. NGAS.L - Volatility Comparison

The current volatility for L&G All Commodities UCITS ETF (BCOG.L) is 6.04%, while WisdomTree Natural Gas ETF (NGAS.L) has a volatility of 11.69%. This indicates that BCOG.L experiences smaller price fluctuations and is considered to be less risky than NGAS.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BCOG.L	NGAS.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.04%	11.69%	-5.65%
Volatility (6M) Calculated over the trailing 6-month period	15.82%	47.95%	-32.13%
Volatility (1Y) Calculated over the trailing 1-year period	18.45%	56.72%	-38.27%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.88%	59.15%	-42.27%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.70%	51.20%	-35.50%

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

BCOG.L has a 0.15% expense ratio, which is lower than NGAS.L's 0.49% expense ratio.

Dividends

BCOG.L vs. NGAS.L - Dividend Comparison

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

Tickers have no history of dividend payments

Frequently Asked Questions

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

BCOG.L and NGAS.L have a correlation of 0.38, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

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

On fees, BCOG.L is cheaper at 0.15% per year. The better choice depends on whether you care most about return, fees, risk, or income.

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

BCOG.L is cheaper with a 0.15% expense ratio, compared with 0.49% for NGAS.L.

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

BCOG.L tracks Bloomberg Commodity, while NGAS.L tracks Bloomberg Natural Gas Sub Total Return Index. They also come from different issuers: Legal & General and WisdomTree. Their fees differ too: 0.15% for BCOG.L and 0.49% for NGAS.L.