COMT vs. CERY
COMT (iShares Commodities Select Strategy ETF) and CERY (SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF) are both Commodities funds. COMT is actively managed, while CERY is passively managed. Over the past year, COMT returned 47.51% vs 44.30% for CERY. Their correlation of 0.88 suggests significant overlap in exposure. COMT charges 0.48%/yr vs 0.28%/yr for CERY.
Performance
COMT vs. CERY - Performance Comparison
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Returns By Period
In the year-to-date period, COMT achieves a 39.67% return, which is significantly higher than CERY's 29.88% return.
COMT
- 1D
- 0.78%
- 1M
- -4.35%
- YTD
- 39.67%
- 6M
- 39.06%
- 1Y
- 47.51%
- 3Y*
- 16.86%
- 5Y*
- 13.50%
- 10Y*
- 9.09%
CERY
- 1D
- 0.06%
- 1M
- -1.63%
- YTD
- 29.88%
- 6M
- 30.50%
- 1Y
- 44.30%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
COMT vs. CERY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
COMT iShares Commodities Select Strategy ETF | 39.67% | 6.07% | 5.28% |
CERY SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF | 29.88% | 15.68% | 3.92% |
Correlation
The correlation between COMT and CERY is 0.87, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.87 |
Correlation (All Time) Calculated using the full available price history since Sep 6, 2024 | 0.88 |
The correlation between COMT and CERY has been stable across timeframes, ranging from 0.87 to 0.88 - a consistent structural relationship.
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Return for Risk
COMT vs. CERY — Risk / Return Rank
COMT
CERY
COMT vs. CERY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Commodities Select Strategy ETF (COMT) and SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF (CERY). 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.
| COMT | CERY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.65 | ||
| Sortino ratioReturn per unit of downside risk | -0.78 | ||
| Omega ratioGain probability vs. loss probability | 1.40 | 1.51 | -0.11 |
| Calmar ratioReturn relative to maximum drawdown | 5.95 | 6.38 | -0.43 |
| Martin ratioReturn relative to average drawdown | 14.11 | 20.66 | -6.55 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| COMT | CERY | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.24 | 2.90 | -0.65 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.64 | — | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.48 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.20 | 2.00 | -1.79 |
Drawdowns
COMT vs. CERY - Drawdown Comparison
The maximum COMT drawdown since its inception was -51.89%, which is greater than CERY's maximum drawdown of -10.05%. Use the drawdown chart below to compare losses from any high point for COMT and CERY.
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Drawdown Indicators
| COMT | CERY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -51.89% | -10.05% | -41.84% |
Max Drawdown (1Y)Largest decline over 1 year | -8.02% | -6.98% | -1.04% |
Max Drawdown (3Y)Largest decline over 3 years | -13.31% | — | — |
Max Drawdown (5Y)Largest decline over 5 years | -29.00% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -39.22% | — | — |
Current DrawdownCurrent decline from peak | -4.82% | -3.71% | -1.11% |
Average DrawdownAverage peak-to-trough decline | -24.07% | -2.11% | -21.96% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.38% | 2.15% | +1.23% |
Volatility
COMT vs. CERY - Volatility Comparison
iShares Commodities Select Strategy ETF (COMT) has a higher volatility of 7.37% compared to SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF (CERY) at 4.94%. This indicates that COMT's price experiences larger fluctuations and is considered to be riskier than CERY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| COMT | CERY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.37% | 4.94% | +2.43% |
Volatility (6M)Calculated over the trailing 6-month period | 18.80% | 13.29% | +5.51% |
Volatility (1Y)Calculated over the trailing 1-year period | 21.29% | 15.37% | +5.92% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.06% | 14.71% | +6.35% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.89% | 14.71% | +4.18% |
COMT vs. CERY - Expense Ratio Comparison
COMT has a 0.48% expense ratio, which is higher than CERY's 0.28% expense ratio.
Dividends
COMT vs. CERY - Dividend Comparison
COMT's dividend yield for the trailing twelve months is around 5.54%, more than CERY's 3.85% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CERY SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF | 3.85% | 4.99% | 0.52% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
COMT iShares Commodities Select Strategy ETF | 5.54% | 7.74% | 4.90% | 5.19% | 29.79% | 17.79% | 0.36% | 2.61% | 11.65% | 5.16% | 0.52% | 1.44% |
Frequently Asked Questions
COMT and CERY have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
COMT has higher volatility (7.37%) compared to CERY (4.94%). In terms of maximum drawdown, COMT dropped -51.89% vs CERY's -10.05%.
On 1-year performance, COMT leads with 47.51% vs 44.30% for CERY. On fees, CERY is cheaper at 0.28% per year. On volatility, CERY has been the lower-risk option at 4.94%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, COMT has performed better with a 47.51% return vs 44.30%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
CERY is cheaper with a 0.28% expense ratio, compared with 0.48% for COMT.
COMT has the higher dividend yield at 5.54%, compared with 3.85% for CERY.
They also come from different issuers: iShares and State Street. Their fees differ too: 0.48% for COMT and 0.28% for CERY.
CERY currently has the higher Sharpe Ratio (2.90 vs 2.24), 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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