PDI vs. SPY
PDI (PIMCO Dynamic Income Fund) is a stock, while SPY (State Street SPDR S&P 500 ETF) is S&P 500 fund tracking the S&P 500 Index. Over the past 10 years, PDI returned 6.67%/yr vs 14.91%/yr for SPY. Their 0.36 correlation means their historical movements had little consistent relationship.
Performance
PDI vs. SPY - Performance Comparison
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Returns By Period
In the year-to-date period, PDI achieves a -0.66% return, which is significantly lower than SPY's 9.34% return. Over the past 10 years, PDI has underperformed SPY with an annualized return of 6.67%, while SPY has yielded a comparatively higher 14.91% annualized return.
PDI
- 1D
- 1.19%
- 1M
- -2.25%
- 6M
- -4.71%
- YTD
- -0.66%
- 1Y
- -2.67%
- 3Y*
- 8.97%
- 5Y*
- 2.66%
- 10Y*
- 6.67%
- ALL TIME*
- 9.91%
SPY
- 1D
- 1.68%
- 1M
- -0.68%
- 6M
- 7.43%
- YTD
- 9.34%
- 1Y
- 18.20%
- 3Y*
- 18.92%
- 5Y*
- 12.60%
- 10Y*
- 14.91%
- ALL TIME*
- 10.77%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $41.52M | $40.79M | $45.33M | |
| $36.82B | $35.23B | $39.04B |
PDI vs. SPY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PDI PIMCO Dynamic Income Fund | -0.66% | 11.03% | 17.18% | 11.99% | -16.99% | 7.81% | -9.96% | 22.23% | 7.35% | 18.59% |
SPY State Street SPDR S&P 500 ETF | 9.34% | 17.72% | 24.89% | 26.18% | -18.18% | 28.73% | 18.33% | 31.22% | -4.57% | 21.71% |
Correlation
The correlation between PDI and SPY is 0.37, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.37 |
Correlation (3Y) Balances recent behavior with more history. | 0.33 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.40 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.40 |
Correlation (All Time) Calculated using the full available price history since May 25, 2012 | 0.36 |
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Return for Risk
PDI vs. SPY — Risk / Return Rank
PDI
SPY
PDI vs. SPY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for PIMCO Dynamic Income Fund (PDI) and State Street SPDR S&P 500 ETF (SPY). 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.
| PDI | SPY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.65 | ||
| Sortino ratioReturn per unit of downside risk | -2.21 | ||
| Omega ratioGain probability vs. loss probability | 0.97 | 1.25 | -0.29 |
| Calmar ratioReturn relative to maximum drawdown | -0.24 | 2.06 | -2.30 |
| Martin ratioReturn relative to average drawdown | -0.46 | 8.77 | -9.23 |
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Drawdowns
PDI vs. SPY - Drawdown Comparison
The maximum PDI drawdown since its inception was -46.47%, smaller than the maximum SPY drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for PDI and SPY.
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Drawdown Indicators
| PDI | SPY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -46.47% | -55.19% | +8.72% |
Max Drawdown (1Y)Largest decline over 1 year | -10.95% | -8.88% | -2.07% |
Max Drawdown (3Y)Largest decline over 3 years | -17.55% | -18.76% | +1.21% |
Max Drawdown (5Y)Largest decline over 5 years | -27.19% | -24.50% | -2.69% |
Max Drawdown (10Y)Largest decline over 10 years | -46.47% | -33.72% | -12.75% |
Current DrawdownCurrent decline from peak | -8.42% | -2.10% | -6.32% |
Average DrawdownAverage peak-to-trough decline | -6.23% | -9.01% | +2.78% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.75% | 2.08% | +3.67% |
Volatility
PDI vs. SPY - Volatility Comparison
The current volatility for PIMCO Dynamic Income Fund (PDI) is 3.00%, while State Street SPDR S&P 500 ETF (SPY) has a volatility of 3.50%. This indicates that PDI experiences smaller price fluctuations and is considered to be less risky than SPY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PDI | SPY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.00% | 3.50% | -0.50% |
Volatility (6M)Calculated over the trailing 6-month period | 8.87% | 10.13% | -1.26% |
Volatility (1Y)Calculated over the trailing 1-year period | 11.81% | 12.88% | -1.07% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 15.59% | 17.18% | -1.59% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 19.05% | 17.95% | +1.10% |
Dividends
PDI vs. SPY - Dividend Comparison
PDI's dividend yield for the trailing twelve months is around 16.43%, more than SPY's 1.01% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PDI PIMCO Dynamic Income Fund | 16.43% | 14.94% | 14.43% | 14.74% | 17.84% | 10.21% | 10.01% | 9.45% | 10.78% | 8.81% | 14.79% | 18.70% |
SPY State Street SPDR S&P 500 ETF | 1.01% | 1.07% | 1.21% | 1.40% | 1.65% | 1.20% | 1.52% | 1.75% | 2.04% | 1.80% | 2.03% | 2.06% |
Frequently Asked Questions
PDI and SPY have a correlation of 0.37, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SPY has higher volatility (3.50%) compared to PDI (3.00%). In terms of maximum drawdown, PDI dropped -46.47% vs SPY's -55.19%.
SPY currently has the higher Sharpe Ratio (1.42 vs -0.23), 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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