PHO vs. DBO
PHO (Invesco Water Resources ETF) and DBO (Invesco DB Oil Fund) are both exchange-traded funds - PHO is a Water Equities fund tracking the NASDAQ OMX US Water Index, while DBO is a Oil & Gas fund tracking the DBIQ Optimum Yield Crude Oil Index Excess Return. Both are passively managed. Over the past 10 years, PHO returned 11.81%/yr vs 12.59%/yr for DBO. Their 0.26 correlation means their historical movements had little consistent relationship. PHO charges 0.59%/yr vs 0.78%/yr for DBO.
Performance
PHO vs. DBO - Performance Comparison
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Returns By Period
Over the past 10 years, PHO has underperformed DBO with an annualized return of 11.81%, while DBO has yielded a comparatively higher 12.59% annualized return.
PHO
- 1D
- 0.27%
- 1M
- 0.72%
- 6M
- -2.83%
- YTD
- 0.00%
- 1Y
- 0.79%
- 3Y*
- 7.24%
- 5Y*
- 4.87%
- 10Y*
- 11.81%
- ALL TIME*
- 8.29%
DBO
- 1D
- 1.56%
- 1M
- 24.59%
- 6M
- 53.46%
- YTD
- 76.48%
- 1Y
- 60.30%
- 3Y*
- 14.86%
- 5Y*
- 13.46%
- 10Y*
- 12.59%
- ALL TIME*
- 0.52%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $11.01M | $10.23M | $13.95M | |
| $6.69M | $5.70M | $8.61M |
PHO vs. DBO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PHO Invesco Water Resources ETF | 0.00% | 7.62% | 8.59% | 18.85% | -14.86% | 31.28% | 20.83% | 37.57% | -6.40% | 23.55% |
DBO Invesco DB Oil Fund | 76.48% | -11.71% | 7.85% | -4.44% | 13.04% | 60.74% | -20.99% | 28.05% | -15.22% | 4.86% |
Correlation
The correlation between PHO and DBO is -0.33, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | -0.33 |
Correlation (3Y) Balances recent behavior with more history. | -0.11 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.02 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.12 |
Correlation (All Time) Calculated using the full available price history since Jan 5, 2007 | 0.26 |
The correlation between PHO and DBO shifts across timeframes, from -0.33 (1 year) to 0.26 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
PHO vs. DBO — Risk / Return Rank
PHO
DBO
PHO vs. DBO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Invesco Water Resources ETF (PHO) and Invesco DB Oil Fund (DBO). 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.
| PHO | DBO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.43 | ||
| Sortino ratioReturn per unit of downside risk | -1.92 | ||
| Omega ratioGain probability vs. loss probability | 1.01 | 1.25 | -0.23 |
| Calmar ratioReturn relative to maximum drawdown | 0.01 | 2.01 | -1.99 |
| Martin ratioReturn relative to average drawdown | 0.03 | 6.09 | -6.06 |
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Drawdowns
PHO vs. DBO - Drawdown Comparison
The maximum PHO drawdown since its inception was -55.62%, smaller than the maximum DBO drawdown of -90.18%. Use the drawdown chart below to compare losses from any high point for PHO and DBO.
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Drawdown Indicators
| PHO | DBO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -55.62% | -90.18% | +34.56% |
Max Drawdown (1Y)Largest decline over 1 year | -13.78% | -27.73% | +13.95% |
Max Drawdown (3Y)Largest decline over 3 years | -19.19% | -28.20% | +9.01% |
Max Drawdown (5Y)Largest decline over 5 years | -28.60% | -37.68% | +9.08% |
Max Drawdown (10Y)Largest decline over 10 years | -34.92% | -61.69% | +26.77% |
Current DrawdownCurrent decline from peak | -5.52% | -53.56% | +48.04% |
Average DrawdownAverage peak-to-trough decline | -10.17% | -62.20% | +52.03% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.24% | 9.96% | -3.72% |
Volatility
PHO vs. DBO - Volatility Comparison
The current volatility for Invesco Water Resources ETF (PHO) is 5.89%, while Invesco DB Oil Fund (DBO) has a volatility of 17.75%. This indicates that PHO experiences smaller price fluctuations and is considered to be less risky than DBO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PHO | DBO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.89% | 17.75% | -11.86% |
Volatility (6M)Calculated over the trailing 6-month period | 12.02% | 33.77% | -21.75% |
Volatility (1Y)Calculated over the trailing 1-year period | 16.07% | 38.53% | -22.46% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 18.52% | 33.35% | -14.83% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 19.50% | 32.20% | -12.70% |
PHO vs. DBO - Expense Ratio Comparison
PHO has a 0.59% expense ratio, which is lower than DBO's 0.78% expense ratio.
Dividends
PHO vs. DBO - Dividend Comparison
PHO's dividend yield for the trailing twelve months is around 0.58%, less than DBO's 1.99% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
DBO Invesco DB Oil Fund | 1.99% | 3.51% | 4.68% | 4.59% | 0.66% | 0.00% | 0.00% | 1.63% | 1.58% | 0.00% | 0.00% | 0.00% |
PHO Invesco Water Resources ETF | 0.58% | 0.54% | 0.45% | 0.59% | 0.49% | 0.20% | 0.39% | 0.43% | 0.46% | 0.34% | 0.47% | 0.75% |
Frequently Asked Questions
PHO and DBO have a correlation of -0.33, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
DBO has higher volatility (17.75%) compared to PHO (5.89%). In terms of maximum drawdown, PHO dropped -55.62% vs DBO's -90.18%.
On 10-year performance, DBO leads with 12.59% vs 11.81% for PHO. On fees, PHO is cheaper at 0.59% per year. On volatility, PHO has been the lower-risk option at 5.89%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, DBO has performed better with a 12.59% return vs 11.81%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
PHO is cheaper with a 0.59% expense ratio, compared with 0.78% for DBO.
DBO has the higher dividend yield at 1.99%, compared with 0.58% for PHO.
PHO is categorized as Water Equities, while DBO is Oil & Gas. PHO tracks NASDAQ OMX US Water Index, while DBO tracks DBIQ Optimum Yield Crude Oil Index Excess Return. Their fees differ too: 0.59% for PHO and 0.78% for DBO.
DBO currently has the higher Sharpe Ratio (1.45 vs 0.01), 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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