GRN vs. UMI
GRN (iPath Series B Carbon ETN) and UMI (USCF Midstream Energy Income Fund ETF) are both exchange-traded funds - GRN is a Commodities fund tracking the Barclays Global Carbon II Index, while UMI is a Energy Equities fund actively managed by Wainwright, Inc.. GRN is passively managed, while UMI is actively managed. Over the past 5 years, GRN returned 7.90%/yr vs 20.61%/yr for UMI. At a 0.10 correlation, their price movements are largely independent. GRN charges 0.75%/yr vs 0.85%/yr for UMI.
Performance
GRN vs. UMI - Performance Comparison
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Returns By Period
In the year-to-date period, GRN achieves a -6.37% return, which is significantly lower than UMI's 23.69% return.
GRN
- 1D
- -1.04%
- 1M
- 5.40%
- YTD
- -6.37%
- 6M
- -7.21%
- 1Y
- 10.17%
- 3Y*
- -2.34%
- 5Y*
- 7.90%
- 10Y*
- —
UMI
- 1D
- 1.58%
- 1M
- -3.77%
- YTD
- 23.69%
- 6M
- 23.28%
- 1Y
- 27.27%
- 3Y*
- 28.51%
- 5Y*
- 20.61%
- 10Y*
- —
GRN vs. UMI - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
GRN iPath Series B Carbon ETN | -6.37% | 20.33% | -7.34% | -2.99% | -0.07% | 147.21% | 30.47% | -8.41% |
UMI USCF Midstream Energy Income Fund ETF | 23.69% | 5.11% | 42.97% | 14.60% | 20.78% | 20.97% | -8.25% | 6.47% |
Correlation
The correlation between GRN and UMI is -0.11, 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 | -0.11 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.03 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.07 |
Correlation (All Time) Calculated using the full available price history since Sep 10, 2019 | 0.10 |
The correlation between GRN and UMI shifts across timeframes, from -0.11 (1 year) to 0.10 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
GRN vs. UMI — Risk / Return Rank
GRN
UMI
GRN vs. UMI - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iPath Series B Carbon ETN (GRN) and USCF Midstream Energy Income Fund ETF (UMI). 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.
| GRN | UMI | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.55 | ||
| Sortino ratioReturn per unit of downside risk | -1.97 | ||
| Omega ratioGain probability vs. loss probability | 1.09 | 1.33 | -0.24 |
| Calmar ratioReturn relative to maximum drawdown | 0.34 | 3.65 | -3.32 |
| Martin ratioReturn relative to average drawdown | 0.85 | 9.41 | -8.56 |
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Drawdowns
GRN vs. UMI - Drawdown Comparison
The maximum GRN drawdown since its inception was -47.96%, roughly equal to the maximum UMI drawdown of -48.08%. Use the drawdown chart below to compare losses from any high point for GRN and UMI.
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Drawdown Indicators
| GRN | UMI | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -47.96% | -48.08% | +0.12% |
Max Drawdown (1Y)Largest decline over 1 year | -30.39% | -7.50% | -22.89% |
Max Drawdown (3Y)Largest decline over 3 years | -44.33% | -17.08% | -27.25% |
Max Drawdown (5Y)Largest decline over 5 years | -47.96% | -20.05% | -27.91% |
Current DrawdownCurrent decline from peak | -17.77% | -3.85% | -13.92% |
Average DrawdownAverage peak-to-trough decline | -17.55% | -6.58% | -10.97% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.04% | 2.90% | +9.14% |
Volatility
GRN vs. UMI - Volatility Comparison
iPath Series B Carbon ETN (GRN) has a higher volatility of 6.18% compared to USCF Midstream Energy Income Fund ETF (UMI) at 5.61%. This indicates that GRN's price experiences larger fluctuations and is considered to be riskier than UMI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| GRN | UMI | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.18% | 5.61% | +0.57% |
Volatility (6M)Calculated over the trailing 6-month period | 24.78% | 11.10% | +13.68% |
Volatility (1Y)Calculated over the trailing 1-year period | 27.76% | 14.28% | +13.48% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 39.81% | 19.46% | +20.35% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 41.82% | 23.16% | +18.66% |
GRN vs. UMI - Expense Ratio Comparison
GRN has a 0.75% expense ratio, which is lower than UMI's 0.85% expense ratio.
Dividends
GRN vs. UMI - Dividend Comparison
GRN has not paid dividends to shareholders, while UMI's dividend yield for the trailing twelve months is around 5.93%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|
GRN iPath Series B Carbon ETN | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
UMI USCF Midstream Energy Income Fund ETF | 5.93% | 6.23% | 4.39% | 4.67% | 4.36% | 3.00% | 2.18% | 2.47% | 2.48% | 0.15% |
Frequently Asked Questions
GRN and UMI have a correlation of -0.11, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
GRN has higher volatility (6.18%) compared to UMI (5.61%). In terms of maximum drawdown, GRN dropped -47.96% vs UMI's -48.08%.
On 5-year performance, UMI leads with 20.61% vs 7.90% for GRN. On fees, GRN is cheaper at 0.75% per year. On volatility, UMI has been the lower-risk option at 5.61%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, UMI has performed better with a 20.61% return vs 7.90%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
GRN is cheaper with a 0.75% expense ratio, compared with 0.85% for UMI.
UMI has the higher dividend yield at 5.93%, compared with 0.00% for GRN.
GRN is categorized as Commodities, while UMI is Energy Equities. They also come from different issuers: Barclays Capital and Wainwright, Inc.. Their fees differ too: 0.75% for GRN and 0.85% for UMI.
UMI currently has the higher Sharpe Ratio (1.92 vs 0.37), 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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