VWIAX vs. PDI
VWIAX (Vanguard Wellesley Income Fund Admiral Shares) is Diversified Portfolio fund actively managed by Vanguard, while PDI (PIMCO Dynamic Income Fund) is a stock. Over the past 10 years, VWIAX returned 5.63%/yr vs 6.63%/yr for PDI. Their 0.35 correlation means their historical movements had little consistent relationship.
Performance
VWIAX vs. PDI - Performance Comparison
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Returns By Period
In the year-to-date period, VWIAX achieves a 3.71% return, which is significantly higher than PDI's -1.34% return. Over the past 10 years, VWIAX has underperformed PDI with an annualized return of 5.63%, while PDI has yielded a comparatively higher 6.63% annualized return.
VWIAX
- 1D
- 0.06%
- 1M
- -0.06%
- 6M
- 2.25%
- YTD
- 3.71%
- 1Y
- 8.97%
- 3Y*
- 7.97%
- 5Y*
- 3.92%
- 10Y*
- 5.63%
- ALL TIME*
- 6.25%
PDI
- 1D
- -0.68%
- 1M
- -2.92%
- 6M
- -5.41%
- YTD
- -1.34%
- 1Y
- -3.63%
- 3Y*
- 8.66%
- 5Y*
- 2.52%
- 10Y*
- 6.63%
- ALL TIME*
- 9.85%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $42.57M | $40.75M | $45.28M | |
| $0.00 | $0.00 | $0.00 |
VWIAX vs. PDI - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VWIAX Vanguard Wellesley Income Fund Admiral Shares | 3.71% | 11.08% | 5.92% | 7.07% | -9.04% | 8.55% | 8.52% | 16.47% | -2.49% | 9.37% |
PDI PIMCO Dynamic Income Fund | -1.34% | 11.03% | 17.18% | 11.99% | -16.99% | 7.81% | -9.96% | 22.23% | 7.35% | 18.59% |
Correlation
The correlation between VWIAX and PDI is 0.32, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.32 |
Correlation (3Y) Balances recent behavior with more history. | 0.33 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.38 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.36 |
Correlation (All Time) Calculated using the full available price history since May 25, 2012 | 0.35 |
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Return for Risk
VWIAX vs. PDI — Risk / Return Rank
VWIAX
PDI
VWIAX vs. PDI - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Wellesley Income Fund Admiral Shares (VWIAX) and PIMCO Dynamic Income Fund (PDI). 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.
| VWIAX | PDI | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.99 | ||
| Sortino ratioReturn per unit of downside risk | +2.76 | ||
| Omega ratioGain probability vs. loss probability | 1.30 | 0.95 | +0.35 |
| Calmar ratioReturn relative to maximum drawdown | 2.09 | -0.32 | +2.42 |
| Martin ratioReturn relative to average drawdown | 7.89 | -0.61 | +8.50 |
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Drawdowns
VWIAX vs. PDI - Drawdown Comparison
The maximum VWIAX drawdown since its inception was -21.64%, smaller than the maximum PDI drawdown of -46.47%. Use the drawdown chart below to compare losses from any high point for VWIAX and PDI.
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Drawdown Indicators
| VWIAX | PDI | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -21.64% | -46.47% | +24.83% |
Max Drawdown (1Y)Largest decline over 1 year | -4.15% | -10.95% | +6.80% |
Max Drawdown (3Y)Largest decline over 3 years | -5.78% | -17.55% | +11.77% |
Max Drawdown (5Y)Largest decline over 5 years | -15.26% | -27.19% | +11.93% |
Max Drawdown (10Y)Largest decline over 10 years | -17.41% | -46.47% | +29.06% |
Current DrawdownCurrent decline from peak | -0.60% | -9.05% | +8.45% |
Average DrawdownAverage peak-to-trough decline | -2.21% | -6.23% | +4.02% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.10% | 5.78% | -4.68% |
Volatility
VWIAX vs. PDI - Volatility Comparison
The current volatility for Vanguard Wellesley Income Fund Admiral Shares (VWIAX) is 1.37%, while PIMCO Dynamic Income Fund (PDI) has a volatility of 3.04%. This indicates that VWIAX experiences smaller price fluctuations and is considered to be less risky than PDI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VWIAX | PDI | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.37% | 3.04% | -1.67% |
Volatility (6M)Calculated over the trailing 6-month period | 3.95% | 8.89% | -4.94% |
Volatility (1Y)Calculated over the trailing 1-year period | 5.17% | 11.83% | -6.66% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 7.00% | 15.58% | -8.58% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 6.93% | 19.05% | -12.12% |
Dividends
VWIAX vs. PDI - Dividend Comparison
VWIAX's dividend yield for the trailing twelve months is around 7.83%, less than PDI's 16.54% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PDI PIMCO Dynamic Income Fund | 16.54% | 14.94% | 14.43% | 14.74% | 17.84% | 10.21% | 10.01% | 9.45% | 10.78% | 8.81% | 14.79% | 18.70% |
VWIAX Vanguard Wellesley Income Fund Admiral Shares | 7.83% | 7.93% | 6.69% | 4.80% | 7.75% | 6.11% | 4.37% | 4.00% | 7.64% | 3.25% | 4.07% | 5.66% |
Frequently Asked Questions
VWIAX and PDI 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.
PDI has higher volatility (3.04%) compared to VWIAX (1.37%). In terms of maximum drawdown, VWIAX dropped -21.64% vs PDI's -46.47%.
VWIAX currently has the higher Sharpe Ratio (1.69 vs -0.30), 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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