LDSF vs. PDBC
LDSF (First Trust Low Duration Strategic Focus ETF) and PDBC (Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF) are both exchange-traded funds - LDSF is a Short-Term Bond fund actively managed by First Trust, while PDBC is a Commodities fund actively managed by Invesco. Both are actively managed. Over the past 5 years, LDSF returned 2.45%/yr vs 10.22%/yr for PDBC. At a 0.02 correlation, their price movements are largely independent. LDSF charges 0.87%/yr vs 0.58%/yr for PDBC.
Performance
LDSF vs. PDBC - Performance Comparison
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Returns By Period
In the year-to-date period, LDSF achieves a 0.95% return, which is significantly lower than PDBC's 24.08% return.
LDSF
- 1D
- 0.00%
- 1M
- 0.10%
- 6M
- 0.68%
- YTD
- 0.95%
- 1Y
- 4.27%
- 3Y*
- 5.46%
- 5Y*
- 2.45%
- 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%
LDSF vs. PDBC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
LDSF First Trust Low Duration Strategic Focus ETF | 0.95% | 6.82% | 4.20% | 6.53% | -5.47% | -0.28% | 2.48% | 4.52% |
PDBC Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF | 24.08% | 5.96% | 2.09% | -6.25% | 19.23% | 41.72% | -7.84% | 8.70% |
Correlation
The correlation between LDSF and PDBC is -0.29, 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 | -0.30 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.11 |
Correlation (5Y) Calculated over the trailing 5-year period | -0.01 |
Correlation (All Time) Calculated using the full available price history since Jan 7, 2019 | 0.02 |
The correlation between LDSF and PDBC shifts across timeframes, from -0.29 (1 year) to 0.02 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
LDSF vs. PDBC — Risk / Return Rank
LDSF
PDBC
LDSF vs. PDBC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for First Trust Low Duration Strategic Focus ETF (LDSF) 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.
| LDSF | PDBC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.54 | ||
| Sortino ratioReturn per unit of downside risk | +0.99 | ||
| Omega ratioGain probability vs. loss probability | 1.42 | 1.27 | +0.15 |
| Calmar ratioReturn relative to maximum drawdown | 2.47 | 1.75 | +0.71 |
| Martin ratioReturn relative to average drawdown | 10.40 | 6.25 | +4.16 |
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Drawdowns
LDSF vs. PDBC - Drawdown Comparison
The maximum LDSF drawdown since its inception was -8.56%, smaller than the maximum PDBC drawdown of -49.52%. Use the drawdown chart below to compare losses from any high point for LDSF and PDBC.
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Drawdown Indicators
| LDSF | PDBC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -8.56% | -49.52% | +40.96% |
Max Drawdown (1Y)Largest decline over 1 year | -1.74% | -16.55% | +14.81% |
Max Drawdown (3Y)Largest decline over 3 years | -1.74% | -16.55% | +14.81% |
Max Drawdown (5Y)Largest decline over 5 years | -7.83% | -27.63% | +19.80% |
Max Drawdown (10Y)Largest decline over 10 years | — | -40.73% | — |
Current DrawdownCurrent decline from peak | -0.16% | -13.06% | +12.90% |
Average DrawdownAverage peak-to-trough decline | -1.44% | -23.11% | +21.67% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.41% | 4.64% | -4.23% |
Volatility
LDSF vs. PDBC - Volatility Comparison
The current volatility for First Trust Low Duration Strategic Focus ETF (LDSF) is 0.63%, while Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF (PDBC) has a volatility of 5.48%. This indicates that LDSF 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
| LDSF | PDBC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.63% | 5.48% | -4.85% |
Volatility (6M)Calculated over the trailing 6-month period | 1.74% | 16.59% | -14.85% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.06% | 18.72% | -16.66% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.09% | 19.19% | -16.10% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.17% | 17.75% | -14.58% |
LDSF vs. PDBC - Expense Ratio Comparison
LDSF has a 0.87% expense ratio, which is higher than PDBC's 0.58% expense ratio.
Dividends
LDSF vs. PDBC - Dividend Comparison
LDSF's dividend yield for the trailing twelve months is around 4.65%, more than PDBC's 3.09% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
LDSF First Trust Low Duration Strategic Focus ETF | 4.65% | 4.52% | 4.53% | 4.08% | 2.61% | 1.97% | 2.65% | 3.06% | 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
LDSF and PDBC have a correlation of -0.29, 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 LDSF (0.63%). In terms of maximum drawdown, LDSF dropped -8.56% vs PDBC's -49.52%.
On 5-year performance, PDBC leads with 10.22% vs 2.45% for LDSF. On fees, PDBC is cheaper at 0.58% per year. On volatility, LDSF has been the lower-risk option at 0.63%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, PDBC has performed better with a 10.22% return vs 2.45%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
PDBC is cheaper with a 0.58% expense ratio, compared with 0.87% for LDSF.
LDSF has the higher dividend yield at 4.65%, compared with 3.09% for PDBC.
LDSF is categorized as Short-Term Bond, while PDBC is Commodities. They also come from different issuers: First Trust and Invesco. Their fees differ too: 0.87% for LDSF and 0.58% for PDBC.
LDSF currently has the higher Sharpe Ratio (2.09 vs 1.55), 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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