IBCA vs. PDBC
IBCA (iShares iBonds Dec 2035 Term Corporate ETF) and PDBC (Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF) are both exchange-traded funds - IBCA is a Intermediate Core Bond fund tracking the ICE 2035 Maturity US Corporate Index, while PDBC is a Commodities fund actively managed by Invesco. IBCA is passively managed, while PDBC is actively managed. Over the past year, IBCA returned 4.78% vs 27.16% for PDBC. At a correlation of -0.25, they often move in opposite directions. IBCA charges 0.10%/yr vs 0.58%/yr for PDBC.
Performance
IBCA vs. PDBC - Performance Comparison
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Returns By Period
In the year-to-date period, IBCA achieves a -0.06% return, which is significantly lower than PDBC's 24.08% return.
IBCA
- 1D
- -0.24%
- 1M
- -0.49%
- 6M
- -0.24%
- YTD
- -0.06%
- 1Y
- 4.78%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
PDBC
- 1D
- 0.12%
- 1M
- -3.63%
- 6M
- 21.24%
- YTD
- 24.08%
- 1Y
- 27.16%
- 3Y*
- 9.96%
- 5Y*
- 10.22%
- 10Y*
- 7.69%
IBCA vs. PDBC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
IBCA iShares iBonds Dec 2035 Term Corporate ETF | -0.06% | 7.16% |
PDBC Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF | 24.08% | 2.11% |
Correlation
The correlation between IBCA and PDBC is -0.32, 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 | -0.32 |
Correlation (All Time) Calculated using the full available price history since Mar 26, 2025 | -0.25 |
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Return for Risk
IBCA vs. PDBC — Risk / Return Rank
IBCA
PDBC
IBCA vs. PDBC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2035 Term Corporate ETF (IBCA) and Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF (PDBC). 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.
| IBCA | PDBC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.67 | ||
| Sortino ratioReturn per unit of downside risk | -0.82 | ||
| Omega ratioGain probability vs. loss probability | 1.16 | 1.27 | -0.11 |
| Calmar ratioReturn relative to maximum drawdown | 1.36 | 1.75 | -0.40 |
| Martin ratioReturn relative to average drawdown | 4.09 | 6.25 | -2.16 |
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Drawdowns
IBCA vs. PDBC - Drawdown Comparison
The maximum IBCA drawdown since its inception was -3.48%, smaller than the maximum PDBC drawdown of -49.52%. Use the drawdown chart below to compare losses from any high point for IBCA and PDBC.
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Drawdown Indicators
| IBCA | PDBC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -3.48% | -49.52% | +46.04% |
Max Drawdown (1Y)Largest decline over 1 year | -3.19% | -16.55% | +13.36% |
Max Drawdown (3Y)Largest decline over 3 years | — | -16.55% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -27.63% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -40.73% | — |
Current DrawdownCurrent decline from peak | -1.68% | -13.06% | +11.38% |
Average DrawdownAverage peak-to-trough decline | -0.84% | -23.11% | +22.27% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.06% | 4.64% | -3.58% |
Volatility
IBCA vs. PDBC - Volatility Comparison
The current volatility for iShares iBonds Dec 2035 Term Corporate ETF (IBCA) is 1.41%, while Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF (PDBC) has a volatility of 5.48%. This indicates that IBCA experiences smaller price fluctuations and is considered to be less risky than PDBC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IBCA | PDBC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.41% | 5.48% | -4.07% |
Volatility (6M)Calculated over the trailing 6-month period | 3.80% | 16.59% | -12.79% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.88% | 18.72% | -13.84% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.69% | 19.19% | -13.50% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.69% | 17.75% | -12.06% |
IBCA vs. PDBC - Expense Ratio Comparison
IBCA has a 0.10% expense ratio, which is lower than PDBC's 0.58% expense ratio.
Dividends
IBCA vs. PDBC - Dividend Comparison
IBCA's dividend yield for the trailing twelve months is around 4.72%, more than PDBC's 3.09% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
IBCA iShares iBonds Dec 2035 Term Corporate ETF | 4.72% | 3.19% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
PDBC Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF | 3.09% | 3.84% | 4.42% | 4.21% | 13.05% | 50.83% | 0.01% | 1.40% | 1.00% | 3.83% | 6.51% |
Frequently Asked Questions
IBCA and PDBC have a correlation of -0.32, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PDBC has higher volatility (5.48%) compared to IBCA (1.41%). In terms of maximum drawdown, IBCA dropped -3.48% vs PDBC's -49.52%.
On 1-year performance, PDBC leads with 27.16% vs 4.78% for IBCA. On fees, IBCA is cheaper at 0.10% per year. On volatility, IBCA has been the lower-risk option at 1.41%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, PDBC has performed better with a 27.16% return vs 4.78%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IBCA is cheaper with a 0.10% expense ratio, compared with 0.58% for PDBC.
IBCA has the higher dividend yield at 4.72%, compared with 3.09% for PDBC.
IBCA is categorized as Intermediate Core Bond, while PDBC is Commodities. They also come from different issuers: iShares and Invesco. Their fees differ too: 0.10% for IBCA and 0.58% for PDBC.
PDBC currently has the higher Sharpe Ratio (1.55 vs 0.89), 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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