PDBC vs. VTIP
PDBC (Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF) and VTIP (Vanguard Short-Term Inflation-Protected Securities ETF) are both exchange-traded funds - PDBC is a Commodities fund actively managed by Invesco, while VTIP is a Inflation-Protected Bonds fund tracking the Bloomberg U.S. Treasury Inflation-Protected Securities (TIPS) 0-5 Year Index. PDBC is actively managed, while VTIP is passively managed. Over the past 10 years, PDBC returned 7.99%/yr vs 3.09%/yr for VTIP. At a 0.24 correlation, their price movements are largely independent. PDBC charges 0.58%/yr vs 0.03%/yr for VTIP.
Performance
PDBC vs. VTIP - Performance Comparison
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Returns By Period
In the year-to-date period, PDBC achieves a 28.75% return, which is significantly higher than VTIP's 1.85% return. Over the past 10 years, PDBC has outperformed VTIP with an annualized return of 7.99%, while VTIP has yielded a comparatively lower 3.09% annualized return.
PDBC
- 1D
- -1.04%
- 1M
- -8.33%
- YTD
- 28.75%
- 6M
- 30.02%
- 1Y
- 30.88%
- 3Y*
- 12.43%
- 5Y*
- 10.98%
- 10Y*
- 7.99%
VTIP
- 1D
- -0.04%
- 1M
- -0.06%
- YTD
- 1.85%
- 6M
- 1.95%
- 1Y
- 4.51%
- 3Y*
- 5.25%
- 5Y*
- 3.37%
- 10Y*
- 3.09%
PDBC vs. VTIP - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PDBC Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF | 28.75% | 5.96% | 2.09% | -6.25% | 19.23% | 41.72% | -7.84% | 11.44% | -12.78% | 5.06% |
VTIP Vanguard Short-Term Inflation-Protected Securities ETF | 1.85% | 6.07% | 4.74% | 4.62% | -2.94% | 5.36% | 4.95% | 4.86% | 0.56% | 0.82% |
Correlation
The correlation between PDBC and VTIP is 0.16, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.16 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.12 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.22 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.24 |
Correlation (All Time) Calculated using the full available price history since Nov 7, 2014 | 0.24 |
The correlation between PDBC and VTIP shifts across timeframes, from 0.12 (3 years) to 0.24 (10 years), reflecting how their relationship changes across market environments.
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Return for Risk
PDBC vs. VTIP — Risk / Return Rank
PDBC
VTIP
PDBC vs. VTIP - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF (PDBC) and Vanguard Short-Term Inflation-Protected Securities ETF (VTIP). 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.
| PDBC | VTIP | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.23 | ||
| Sortino ratioReturn per unit of downside risk | -2.79 | ||
| Omega ratioGain probability vs. loss probability | 1.32 | 1.65 | -0.33 |
| Calmar ratioReturn relative to maximum drawdown | 3.55 | 6.57 | -3.02 |
| Martin ratioReturn relative to average drawdown | 9.49 | 25.36 | -15.87 |
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Drawdowns
PDBC vs. VTIP - Drawdown Comparison
The maximum PDBC drawdown since its inception was -49.52%, which is greater than VTIP's maximum drawdown of -6.27%. Use the drawdown chart below to compare losses from any high point for PDBC and VTIP.
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Drawdown Indicators
| PDBC | VTIP | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -49.52% | -6.27% | -43.25% |
Max Drawdown (1Y)Largest decline over 1 year | -9.78% | -0.70% | -9.08% |
Max Drawdown (3Y)Largest decline over 3 years | -13.95% | -0.98% | -12.97% |
Max Drawdown (5Y)Largest decline over 5 years | -27.63% | -5.50% | -22.13% |
Max Drawdown (10Y)Largest decline over 10 years | -40.73% | -6.27% | -34.46% |
Current DrawdownCurrent decline from peak | -9.78% | -0.22% | -9.56% |
Average DrawdownAverage peak-to-trough decline | -23.16% | -1.04% | -22.12% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.65% | 0.18% | +3.47% |
Volatility
PDBC vs. VTIP - Volatility Comparison
Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF (PDBC) has a higher volatility of 4.91% compared to Vanguard Short-Term Inflation-Protected Securities ETF (VTIP) at 0.40%. This indicates that PDBC's price experiences larger fluctuations and is considered to be riskier than VTIP based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PDBC | VTIP | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.91% | 0.40% | +4.51% |
Volatility (6M)Calculated over the trailing 6-month period | 16.12% | 1.04% | +15.08% |
Volatility (1Y)Calculated over the trailing 1-year period | 18.85% | 1.50% | +17.35% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 19.16% | 2.77% | +16.39% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 17.79% | 2.74% | +15.05% |
PDBC vs. VTIP - Expense Ratio Comparison
PDBC has a 0.58% expense ratio, which is higher than VTIP's 0.03% expense ratio.
Dividends
PDBC vs. VTIP - Dividend Comparison
PDBC's dividend yield for the trailing twelve months is around 2.98%, less than VTIP's 3.59% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
PDBC Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF | 2.98% | 3.84% | 4.42% | 4.21% | 13.05% | 50.83% | 0.01% | 1.40% | 1.00% | 3.83% | 6.51% |
VTIP Vanguard Short-Term Inflation-Protected Securities ETF | 3.59% | 3.81% | 2.70% | 2.86% | 6.84% | 4.68% | 1.20% | 1.95% | 2.45% | 1.52% | 0.76% |
Frequently Asked Questions
PDBC and VTIP have a correlation of 0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PDBC has higher volatility (4.91%) compared to VTIP (0.40%). In terms of maximum drawdown, PDBC dropped -49.52% vs VTIP's -6.27%.
On 10-year performance, PDBC leads with 7.99% vs 3.09% for VTIP. On fees, VTIP is cheaper at 0.03% per year. On volatility, VTIP has been the lower-risk option at 0.40%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, PDBC has performed better with a 7.99% return vs 3.09%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
VTIP is cheaper with a 0.03% expense ratio, compared with 0.58% for PDBC.
VTIP has the higher dividend yield at 3.59%, compared with 2.98% for PDBC.
PDBC is categorized as Commodities, while VTIP is Inflation-Protected Bonds. They also come from different issuers: Invesco and Vanguard. Their fees differ too: 0.58% for PDBC and 0.03% for VTIP.
VTIP currently has the higher Sharpe Ratio (3.07 vs 1.84), 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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