GSG vs. NGG
GSG (iShares S&P GSCI Commodity-Indexed Trust) is Commodities fund tracking the S&P GSCI Total Return Index, while NGG (National Grid plc) is a stock. Over the past 10 years, GSG returned 6.69%/yr vs 7.62%/yr for NGG. At a 0.14 correlation, their price movements are largely independent.
Performance
GSG vs. NGG - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, GSG achieves a 26.84% return, which is significantly higher than NGG's 7.43% return. Over the past 10 years, GSG has underperformed NGG with an annualized return of 6.69%, while NGG has yielded a comparatively higher 7.62% annualized return.
GSG
- 1D
- -0.95%
- 1M
- -12.03%
- YTD
- 26.84%
- 6M
- 26.40%
- 1Y
- 23.99%
- 3Y*
- 14.41%
- 5Y*
- 13.07%
- 10Y*
- 6.69%
NGG
- 1D
- 1.93%
- 1M
- -4.05%
- YTD
- 7.43%
- 6M
- 8.75%
- 1Y
- 18.94%
- 3Y*
- 14.45%
- 5Y*
- 11.21%
- 10Y*
- 7.62%
GSG vs. NGG - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
GSG iShares S&P GSCI Commodity-Indexed Trust | 26.84% | 5.93% | 8.52% | -5.51% | 24.08% | 38.77% | -23.94% | 15.62% | -13.88% | 3.89% |
NGG National Grid plc | 7.43% | 35.88% | -1.26% | 18.82% | -12.68% | 29.02% | -0.75% | 38.53% | -13.76% | 4.94% |
Correlation
The correlation between GSG and NGG is -0.19, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.19 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.07 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.00 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.05 |
Correlation (All Time) Calculated using the full available price history since Jul 21, 2006 | 0.14 |
The correlation between GSG and NGG shifts across timeframes, from -0.19 (1 year) to 0.14 (all time), reflecting how their relationship changes across market environments.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
GSG vs. NGG — Risk / Return Rank
GSG
NGG
GSG vs. NGG - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares S&P GSCI Commodity-Indexed Trust (GSG) and National Grid plc (NGG). 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.
| GSG | NGG | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.16 | ||
| Sortino ratioReturn per unit of downside risk | +0.27 | ||
| Omega ratioGain probability vs. loss probability | 1.20 | 1.17 | +0.03 |
| Calmar ratioReturn relative to maximum drawdown | 1.52 | 1.34 | +0.17 |
| Martin ratioReturn relative to average drawdown | 6.22 | 3.49 | +2.73 |
Loading charts...
Drawdowns
GSG vs. NGG - Drawdown Comparison
The maximum GSG drawdown since its inception was -89.62%, which is greater than NGG's maximum drawdown of -54.85%. Use the drawdown chart below to compare losses from any high point for GSG and NGG.
Loading charts...
Drawdown Indicators
| GSG | NGG | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -89.62% | -54.85% | -34.77% |
Max Drawdown (1Y)Largest decline over 1 year | -15.88% | -14.15% | -1.73% |
Max Drawdown (3Y)Largest decline over 3 years | -15.88% | -20.76% | +4.88% |
Max Drawdown (5Y)Largest decline over 5 years | -29.12% | -39.20% | +10.08% |
Max Drawdown (10Y)Largest decline over 10 years | -57.64% | -39.20% | -18.44% |
Current DrawdownCurrent decline from peak | -61.70% | -11.53% | -50.17% |
Average DrawdownAverage peak-to-trough decline | -63.69% | -13.40% | -50.29% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.46% | 5.44% | -0.98% |
Volatility
GSG vs. NGG - Volatility Comparison
The current volatility for iShares S&P GSCI Commodity-Indexed Trust (GSG) is 5.46%, while National Grid plc (NGG) has a volatility of 6.43%. This indicates that GSG experiences smaller price fluctuations and is considered to be less risky than NGG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| GSG | NGG | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.46% | 6.43% | -0.97% |
Volatility (6M)Calculated over the trailing 6-month period | 20.81% | 17.55% | +3.26% |
Volatility (1Y)Calculated over the trailing 1-year period | 23.19% | 21.75% | +1.44% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 22.66% | 22.14% | +0.52% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.03% | 23.12% | -1.09% |
Dividends
GSG vs. NGG - Dividend Comparison
GSG has not paid dividends to shareholders, while NGG's dividend yield for the trailing twelve months is around 4.00%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
GSG iShares S&P GSCI Commodity-Indexed Trust | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
NGG National Grid plc | 4.00% | 4.03% | 11.81% | 5.20% | 5.18% | 4.75% | 5.32% | 4.94% | 6.51% | 14.95% | 5.07% | 4.73% |
Frequently Asked Questions
GSG and NGG have a correlation of -0.19, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
NGG has higher volatility (6.43%) compared to GSG (5.46%). In terms of maximum drawdown, GSG dropped -89.62% vs NGG's -54.85%.
GSG currently has the higher Sharpe Ratio (1.04 vs 0.88), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
Find the right allocation for GSG and NGG
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer