CTWO vs. GSG
CTWO (COtwo Advisors Physical European Carbon Allowance Trust) and GSG (iShares S&P GSCI Commodity-Indexed Trust) are both Commodities funds - CTWO tracks the No Index (Physical Commodity) while GSG tracks the S&P GSCI Total Return Index. Both are passively managed. Over the past year, CTWO returned 11.47% vs 42.34% for GSG. Their -0.02 correlation means they have often moved in opposite directions in the past. CTWO charges 0.79%/yr vs 0.75%/yr for GSG.
Performance
CTWO vs. GSG - Performance Comparison
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Returns By Period
In the year-to-date period, CTWO achieves a -8.19% return, which is significantly lower than GSG's 38.94% return.
CTWO
- 1D
- -0.68%
- 1M
- 7.21%
- 6M
- -15.47%
- YTD
- -8.19%
- 1Y
- 11.47%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- -3.72%
GSG
- 1D
- 0.28%
- 1M
- 12.94%
- 6M
- 25.75%
- YTD
- 38.94%
- 1Y
- 42.34%
- 3Y*
- 14.13%
- 5Y*
- 14.47%
- 10Y*
- 8.91%
- ALL TIME*
- -2.13%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $84.57K | $60.56K | $22.12K | |
| $16.60M | $17.31M | $26.52M |
CTWO vs. GSG - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
CTWO COtwo Advisors Physical European Carbon Allowance Trust | -8.19% | 4.42% |
GSG iShares S&P GSCI Commodity-Indexed Trust | 38.94% | -1.96% |
Correlation
The correlation between CTWO and GSG is -0.05, meaning there was essentially no consistent relationship between their historical price movements. Each responded to its own set of market drivers.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | -0.05 |
Correlation (All Time) Calculated using the full available price history since Jun 20, 2025 | -0.02 |
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Return for Risk
CTWO vs. GSG — Risk / Return Rank
CTWO
GSG
CTWO vs. GSG - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for COtwo Advisors Physical European Carbon Allowance Trust (CTWO) 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.
| CTWO | GSG | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.33 | ||
| Sortino ratioReturn per unit of downside risk | -1.60 | ||
| Omega ratioGain probability vs. loss probability | 1.10 | 1.29 | -0.20 |
| Calmar ratioReturn relative to maximum drawdown | 0.33 | 2.16 | -1.83 |
| Martin ratioReturn relative to average drawdown | 0.62 | 6.99 | -6.37 |
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Drawdowns
CTWO vs. GSG - Drawdown Comparison
The maximum CTWO drawdown since its inception was -30.13%, smaller than the maximum GSG drawdown of -89.62%. Use the drawdown chart below to compare losses from any high point for CTWO and GSG.
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Drawdown Indicators
| CTWO | GSG | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -30.13% | -89.62% | +59.49% |
Max Drawdown (1Y)Largest decline over 1 year | -30.13% | -18.81% | -11.32% |
Max Drawdown (3Y)Largest decline over 3 years | — | -18.81% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -29.12% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -57.64% | — |
Current DrawdownCurrent decline from peak | -18.64% | -58.05% | +39.41% |
Average DrawdownAverage peak-to-trough decline | -13.39% | -63.67% | +50.28% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 16.15% | 5.84% | +10.31% |
Volatility
CTWO vs. GSG - Volatility Comparison
COtwo Advisors Physical European Carbon Allowance Trust (CTWO) and iShares S&P GSCI Commodity-Indexed Trust (GSG) have volatilities of 8.32% and 8.11%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CTWO | GSG | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.32% | 8.11% | +0.21% |
Volatility (6M)Calculated over the trailing 6-month period | 22.58% | 22.18% | +0.40% |
Volatility (1Y)Calculated over the trailing 1-year period | 28.20% | 24.23% | +3.97% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 29.03% | 22.86% | +6.17% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 29.03% | 22.06% | +6.97% |
CTWO vs. GSG - Expense Ratio Comparison
CTWO has a 0.79% expense ratio, which is higher than GSG's 0.75% expense ratio.
Dividends
CTWO vs. GSG - Dividend Comparison
Neither CTWO nor GSG has paid dividends to shareholders.
Frequently Asked Questions
CTWO and GSG have a correlation of -0.05, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CTWO has higher volatility (8.32%) compared to GSG (8.11%). In terms of maximum drawdown, CTWO dropped -30.13% vs GSG's -89.62%.
On 1-year performance, GSG leads with 42.34% vs 11.47% for CTWO. On fees, GSG is cheaper at 0.75% per year. On volatility, GSG has been the lower-risk option at 8.11%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, GSG has performed better with a 42.34% return vs 11.47%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
GSG is cheaper with a 0.75% expense ratio, compared with 0.79% for CTWO.
CTWO and GSG have nearly identical dividend yields, around 0.00%.
CTWO tracks No Index (Physical Commodity), while GSG tracks S&P GSCI Total Return Index. They also come from different issuers: COtwo Advisors and iShares. Their fees differ too: 0.79% for CTWO and 0.75% for GSG.
GSG currently has the higher Sharpe Ratio (1.68 vs 0.35), 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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