Data as of Oct 28, 2026.
PDBC vs SPY: Differences, Returns & Fees
Over the year to Oct 28, 2026, PDBC returned +55.6% to SPY's +13.6%; 0% of their weight is in the same names.
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Net assets on Oct 27, 2026: $8.0bn for Invesco Optimum Yield Diversified Commodity Strategy No K-1 ETF and $814.8bn for SPDR S&P 500 ETF Trust.
Pair scorecard
SPY costs 0.50 points a year less; their one-year returns differ by 42.0 points; SPY is far larger, $814.8bn against $8.0bn.
| Measure | PDBC | SPY |
|---|---|---|
| Return | ||
| Total return, 1 year | +55.6% | +13.6% |
| Benchmark | ||
| What it tracks | No index, actively managed | S&P 500 Index |
| Cost and size | ||
| Expense ratio | 0.59% | 0.09% |
| Net assets, as of Oct 27, 2026 | $8.0bn | $814.8bn |
| Holdings | ||
| Holdings in common | 0% | |
| In the S&P 500, by weight | 100% | |
| Top ten holdings, share of the fund | 38.1% | |
Holdings in common uses holdings dated Oct 27, 2026. Method
Risk and return
Nov 14, 2014 to Oct 23, 2026 · 623 weekly returnsEach against its own benchmark: PDBC against DBC, Nov 14, 2014 to Oct 23, 2026; SPY against VOO, Sep 17, 2010 to Oct 23, 2026.
SPY returned more: +354.5% to +85.7%. SPY swung slightly less: 16.5% to 18.0%. SPY fell less at its worst: −31.8% to −48.3%.
Full scorecard
19 measures, with how each is measured Open ↓
| Measure | PDBC | SPY | Edge | How it is measured |
|---|---|---|---|---|
| Return | ||||
| Total return | +85.7% | +354.5% | SPY | Price change plus distributions, reinvested. |
| Annualized | +5.3% | +13.5% | SPY | Total return as a yearly rate. |
| Price return | −17.2% | +272.1% | SPY | Price change alone, distributions left out. |
| Risk | ||||
| Volatility | 18.0% | 16.5% | SPY (slight) | Spread of weekly returns, annualized. Lower is steadier. |
| Downside deviation | 12.3% | 11.5% | SPY (slight) | Like volatility, counting only weeks below the Treasury bill rate. |
| Max drawdown | −48.3% | −31.8% | SPY | Deepest fall from a high to the low after it. |
| Upside capture | 98.9% | 99.8% | Share of its benchmark's rise caught in the weeks it rose. | |
| Downside capture | 99.6% | 100.0% | Share of its benchmark's fall taken in the weeks it fell. Lower is better. | |
| Beta | 0.99 | 1.00 | Not an edge | How far it moves for each 1% its benchmark moves. |
| R squared | 0.98 | 1.00 | Not an edge | Share of its weekly moves its benchmark explains. |
| Risk-adjusted | ||||
| Sharpe | 0.26 | 0.72 | SPY | Return above Treasury bills per unit of volatility. |
| Sortino | 0.38 | 1.04 | SPY | Return above Treasury bills per unit of downside deviation. |
| Treynor | 0.047 | 0.133 | Return above Treasury bills per unit of beta. | |
| Calmar | 0.11 | 0.42 | SPY | Annualized return divided by the max drawdown. |
| Against the benchmark | ||||
| Benchmark | DBC | VOO | The ETF each fund is measured against. | |
| Alpha | 0.0% a year | −0.1% a year | Not significant | Yearly return beyond what its beta to the benchmark predicts. |
| Alpha t-stat | 0.02 | −0.51 | Not an edge | How sure the alpha is. Below 2, it could be chance. |
| Alpha range | −1.5% to +1.5% | −0.3% to +0.1% | Includes zero | The 95% range for the yearly alpha. |
| Information ratio | 0.00 | −0.15 | Return against its benchmark per unit of tracking error. | |
| Tracking error | 2.6% | 0.4% | Not an edge | How far weekly returns stray from the benchmark, annualized. |
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 623 weekly returns. Cash rate: the 13-week Treasury bill.
What they share
By the books each fund has filed, PDBC and SPY hold 0% of their money in the same securities at the same weight. Holdings dated Oct 27, 2026.
half
0% in common
Only in one fund ↓
Side by side
PDBC and SPY on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
PDBC and SPY do different jobs. What does each one do in a portfolio?
- What each follows. PDBC follows No index, actively managed and SPY follows S&P 500 Index.
- Holdings in common. 0% of the weight is in the same securities (holdings dated Oct 27, 2026).
- One-year total return. Over 1 year to Oct 28, 2026 PDBC returned +55.6% and SPY +13.6% with distributions reinvested, a gap of 42.0 points.
Data as of Oct 28, 2026.
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PDBC
PDBC is actively managed and tracks no index. Over the year to Oct 28, 2026 it returned +55.6% with distributions reinvested, against +54.6% for its benchmark, the DBIQ Optimum Yield Diversified Commodity Index Excess Return. The prospectus expense ratio is 0.59% a year.
SPY
SPY tracks the S&P 500. Over the year to Oct 28, 2026 it returned +13.6% with distributions reinvested, against +13.7% for its benchmark, the S&P 500 Index. The prospectus expense ratio is 0.09% a year. By its holdings published by its issuer for Oct 27, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 504 positions, with the top ten at 38.1%.
Questions people ask
- Which returned more over the last year, PDBC or SPY?
- In the year to Oct 28, 2026, with distributions reinvested, PDBC returned +55.6% and SPY +13.6%.
- Which is cheaper, PDBC or SPY?
- SPY is cheaper, by 0.50 percentage points a year. That is about $50 on $10,000 held for a year. Fees come from each fund's prospectus.
Links are sources, not endorsements. A comparison is not a recommendation.
How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
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ETFIQ, PDBC against SPY, data as of Oct 28, 2026. https://etfiq.com/compare/any/pdbc-vs-spy
ETFIQ. (Oct 28, 2026). PDBC against SPY. Retrieved from https://etfiq.com/compare/any/pdbc-vs-spy
[PDBC against SPY (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/pdbc-vs-spy)
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