RWR vs. GSG
RWR (SPDR Dow Jones REIT ETF) and GSG (iShares S&P GSCI Commodity-Indexed Trust) are both exchange-traded funds - RWR is a REIT fund tracking the Dow Jones U.S. Select REIT Index, while GSG is a Commodities fund tracking the S&P GSCI Total Return Index. Both are passively managed. Over the past 10 years, RWR returned 5.30%/yr vs 7.61%/yr for GSG. At a 0.16 correlation, their price movements are largely independent. RWR charges 0.25%/yr vs 0.75%/yr for GSG.
Performance
RWR vs. GSG - Performance Comparison
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Returns By Period
In the year-to-date period, RWR achieves a 21.58% return, which is significantly lower than GSG's 33.95% return. Over the past 10 years, RWR has underperformed GSG with an annualized return of 5.30%, while GSG has yielded a comparatively higher 7.61% annualized return.
RWR
- 1D
- 2.92%
- 1M
- 4.92%
- 6M
- 17.70%
- YTD
- 21.58%
- 1Y
- 25.51%
- 3Y*
- 12.21%
- 5Y*
- 5.23%
- 10Y*
- 5.30%
GSG
- 1D
- -0.93%
- 1M
- 4.15%
- 6M
- 29.74%
- YTD
- 33.95%
- 1Y
- 37.41%
- 3Y*
- 15.32%
- 5Y*
- 14.20%
- 10Y*
- 7.61%
RWR vs. GSG - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
RWR SPDR Dow Jones REIT ETF | 21.58% | 3.20% | 7.74% | 13.76% | -26.09% | 45.47% | -11.40% | 22.71% | -4.47% | 3.47% |
GSG iShares S&P GSCI Commodity-Indexed Trust | 33.95% | 5.93% | 8.52% | -5.51% | 24.08% | 38.77% | -23.94% | 15.62% | -13.88% | 3.89% |
Correlation
The correlation between RWR and GSG is -0.16, 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 | -0.16 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.07 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.06 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.09 |
Correlation (All Time) Calculated using the full available price history since Jul 21, 2006 | 0.16 |
The correlation between RWR and GSG shifts across timeframes, from -0.16 (1 year) to 0.16 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
RWR vs. GSG — Risk / Return Rank
RWR
GSG
RWR vs. GSG - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for SPDR Dow Jones REIT ETF (RWR) and iShares S&P GSCI Commodity-Indexed Trust (GSG). 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.
| RWR | GSG | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.19 | ||
| Sortino ratioReturn per unit of downside risk | +0.29 | ||
| Omega ratioGain probability vs. loss probability | 1.31 | 1.29 | +0.02 |
| Calmar ratioReturn relative to maximum drawdown | 3.19 | 2.00 | +1.19 |
| Martin ratioReturn relative to average drawdown | 10.84 | 6.66 | +4.18 |
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Drawdowns
RWR vs. GSG - Drawdown Comparison
The maximum RWR drawdown since its inception was -74.92%, smaller than the maximum GSG drawdown of -89.62%. Use the drawdown chart below to compare losses from any high point for RWR and GSG.
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Drawdown Indicators
| RWR | GSG | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -74.92% | -89.62% | +14.70% |
Max Drawdown (1Y)Largest decline over 1 year | -8.04% | -18.81% | +10.77% |
Max Drawdown (3Y)Largest decline over 3 years | -18.85% | -18.81% | -0.04% |
Max Drawdown (5Y)Largest decline over 5 years | -32.58% | -29.12% | -3.46% |
Max Drawdown (10Y)Largest decline over 10 years | -44.39% | -57.64% | +13.25% |
Current DrawdownCurrent decline from peak | 0.00% | -59.56% | +59.56% |
Average DrawdownAverage peak-to-trough decline | -13.05% | -63.68% | +50.63% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.36% | 5.63% | -3.27% |
Volatility
RWR vs. GSG - Volatility Comparison
The current volatility for SPDR Dow Jones REIT ETF (RWR) is 5.50%, while iShares S&P GSCI Commodity-Indexed Trust (GSG) has a volatility of 7.17%. This indicates that RWR experiences smaller price fluctuations and is considered to be less risky than GSG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| RWR | GSG | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.50% | 7.17% | -1.67% |
Volatility (6M)Calculated over the trailing 6-month period | 11.05% | 21.54% | -10.49% |
Volatility (1Y)Calculated over the trailing 1-year period | 14.30% | 23.48% | -9.18% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 19.10% | 22.80% | -3.70% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.56% | 22.00% | -0.44% |
RWR vs. GSG - Expense Ratio Comparison
RWR has a 0.25% expense ratio, which is lower than GSG's 0.75% expense ratio.
Dividends
RWR vs. GSG - Dividend Comparison
RWR's dividend yield for the trailing twelve months is around 3.21%, while GSG has not paid dividends to shareholders.
| 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% |
RWR SPDR Dow Jones REIT ETF | 3.21% | 3.78% | 3.76% | 3.75% | 3.81% | 2.79% | 3.73% | 3.36% | 4.19% | 3.05% | 4.39% | 3.17% |
Frequently Asked Questions
RWR and GSG have a correlation of -0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
GSG has higher volatility (7.17%) compared to RWR (5.50%). In terms of maximum drawdown, RWR dropped -74.92% vs GSG's -89.62%.
On 10-year performance, GSG leads with 7.61% vs 5.30% for RWR. On fees, RWR is cheaper at 0.25% per year. On volatility, RWR has been the lower-risk option at 5.50%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, GSG has performed better with a 7.61% return vs 5.30%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
RWR is cheaper with a 0.25% expense ratio, compared with 0.75% for GSG.
RWR has the higher dividend yield at 3.21%, compared with 0.00% for GSG.
RWR is categorized as REIT, while GSG is Commodities. RWR tracks Dow Jones U.S. Select REIT Index, while GSG tracks S&P GSCI Total Return Index. They also come from different issuers: State Street and iShares. Their fees differ too: 0.25% for RWR and 0.75% for GSG.
RWR currently has the higher Sharpe Ratio (1.79 vs 1.60), 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.
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