SCO vs. COMT
SCO (ProShares UltraShort Bloomberg Crude Oil) and COMT (iShares GSCI Commodity Dynamic Roll Strategy ETF) are both exchange-traded funds - SCO is a Oil & Gas fund tracking the Bloomberg Commodity Balanced WTI Crude Oil Index (-200%), while COMT is a Commodities fund tracking the S&P GSCI Dynamic Roll (USD) Total Return Index. Both are passively managed. Over the past 10 years, SCO returned -38.31%/yr vs 8.33%/yr for COMT. At a correlation of -0.87, they often move in opposite directions. SCO charges 0.95%/yr vs 0.48%/yr for COMT.
Performance
SCO vs. COMT - Performance Comparison
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Returns By Period
In the year-to-date period, SCO achieves a -63.25% return, which is significantly lower than COMT's 30.19% return. Over the past 10 years, SCO has underperformed COMT with an annualized return of -38.31%, while COMT has yielded a comparatively higher 8.33% annualized return.
SCO
- 1D
- 1.91%
- 1M
- -7.45%
- 6M
- -61.02%
- YTD
- -63.25%
- 1Y
- -57.90%
- 3Y*
- -32.51%
- 5Y*
- -39.94%
- 10Y*
- -38.31%
COMT
- 1D
- -0.49%
- 1M
- 2.53%
- 6M
- 26.18%
- YTD
- 30.19%
- 1Y
- 33.20%
- 3Y*
- 12.71%
- 5Y*
- 11.75%
- 10Y*
- 8.33%
SCO vs. COMT - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SCO ProShares UltraShort Bloomberg Crude Oil | -63.25% | 15.90% | -19.00% | -12.41% | -62.59% | -72.62% | -4.20% | -58.50% | 19.22% | -22.40% |
COMT iShares GSCI Commodity Dynamic Roll Strategy ETF | 30.19% | 6.07% | 5.96% | -6.56% | 19.45% | 36.88% | -18.66% | 10.81% | -6.67% | 11.70% |
Correlation
The correlation between SCO and COMT is -0.92, 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 | -0.92 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.93 |
Correlation (5Y) Calculated over the trailing 5-year period | -0.94 |
Correlation (10Y) Calculated over the trailing 10-year period | -0.88 |
Correlation (All Time) Calculated using the full available price history since Oct 16, 2014 | -0.87 |
The correlation between SCO and COMT has been stable across timeframes, ranging from -0.94 to -0.87 - a consistent structural relationship.
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Return for Risk
SCO vs. COMT — Risk / Return Rank
SCO
COMT
SCO vs. COMT - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProShares UltraShort Bloomberg Crude Oil (SCO) and iShares GSCI Commodity Dynamic Roll Strategy ETF (COMT). 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.
| SCO | COMT | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.55 | ||
| Sortino ratioReturn per unit of downside risk | -3.77 | ||
| Omega ratioGain probability vs. loss probability | 0.82 | 1.27 | -0.45 |
| Calmar ratioReturn relative to maximum drawdown | -0.80 | 1.90 | -2.70 |
| Martin ratioReturn relative to average drawdown | -1.45 | 6.35 | -7.80 |
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Drawdowns
SCO vs. COMT - Drawdown Comparison
The maximum SCO drawdown since its inception was -99.80%, which is greater than COMT's maximum drawdown of -51.89%. Use the drawdown chart below to compare losses from any high point for SCO and COMT.
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Drawdown Indicators
| SCO | COMT | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.80% | -51.89% | -47.91% |
Max Drawdown (1Y)Largest decline over 1 year | -72.24% | -17.57% | -54.67% |
Max Drawdown (3Y)Largest decline over 3 years | -74.64% | -17.57% | -57.07% |
Max Drawdown (5Y)Largest decline over 5 years | -94.80% | -29.00% | -65.80% |
Max Drawdown (10Y)Largest decline over 10 years | -99.51% | -39.22% | -60.29% |
Current DrawdownCurrent decline from peak | -99.76% | -11.28% | -88.48% |
Average DrawdownAverage peak-to-trough decline | -85.25% | -23.95% | -61.30% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 39.97% | 5.24% | +34.73% |
Volatility
SCO vs. COMT - Volatility Comparison
ProShares UltraShort Bloomberg Crude Oil (SCO) has a higher volatility of 20.88% compared to iShares GSCI Commodity Dynamic Roll Strategy ETF (COMT) at 5.91%. This indicates that SCO's price experiences larger fluctuations and is considered to be riskier than COMT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SCO | COMT | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 20.88% | 5.91% | +14.97% |
Volatility (6M)Calculated over the trailing 6-month period | 49.34% | 19.67% | +29.67% |
Volatility (1Y)Calculated over the trailing 1-year period | 57.86% | 21.54% | +36.32% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 60.40% | 21.20% | +39.20% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 71.79% | 18.85% | +52.94% |
SCO vs. COMT - Expense Ratio Comparison
SCO has a 0.95% expense ratio, which is higher than COMT's 0.48% expense ratio.
Dividends
SCO vs. COMT - Dividend Comparison
SCO has not paid dividends to shareholders, while COMT's dividend yield for the trailing twelve months is around 5.95%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
COMT iShares GSCI Commodity Dynamic Roll Strategy ETF | 5.95% | 7.74% | 4.90% | 5.19% | 29.79% | 17.79% | 0.36% | 2.61% | 11.65% | 5.16% | 0.52% | 1.44% |
SCO ProShares UltraShort Bloomberg Crude Oil | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
SCO and COMT have a correlation of -0.92, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SCO has higher volatility (20.88%) compared to COMT (5.91%). In terms of maximum drawdown, SCO dropped -99.80% vs COMT's -51.89%.
On 10-year performance, COMT leads with 8.33% vs -38.31% for SCO. On fees, COMT is cheaper at 0.48% per year. On volatility, COMT has been the lower-risk option at 5.91%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, COMT has performed better with a 8.33% return vs -38.31%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
COMT is cheaper with a 0.48% expense ratio, compared with 0.95% for SCO.
COMT has the higher dividend yield at 5.95%, compared with 0.00% for SCO.
SCO is categorized as Oil & Gas, while COMT is Commodities. SCO tracks Bloomberg Commodity Balanced WTI Crude Oil Index (-200%), while COMT tracks S&P GSCI Dynamic Roll (USD) Total Return Index. They also come from different issuers: ProShares and iShares. Their fees differ too: 0.95% for SCO and 0.48% for COMT.
COMT currently has the higher Sharpe Ratio (1.55 vs -1.00), 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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