VCORX vs. VWIAX
Compare and contrast key facts about Vanguard Core Bond Fund Investor Shares (VCORX) and Vanguard Wellesley Income Fund Admiral Shares (VWIAX).
VCORX is managed by Vanguard. It was launched on Mar 28, 2016. VWIAX is managed by Vanguard. It was launched on May 14, 2001.
Performance
VCORX vs. VWIAX - Performance Comparison
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VCORX vs. VWIAX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VCORX Vanguard Core Bond Fund Investor Shares | -0.29% | 7.68% | 2.10% | 5.90% | -13.27% | -0.80% | 10.19% | 9.47% | -0.92% | 4.34% |
VWIAX Vanguard Wellesley Income Fund Admiral Shares | -0.44% | 11.08% | 5.92% | 7.07% | -9.04% | 8.55% | 8.52% | 16.47% | -2.49% | 9.37% |
Returns By Period
In the year-to-date period, VCORX achieves a -0.29% return, which is significantly higher than VWIAX's -0.44% return. Over the past 10 years, VCORX has underperformed VWIAX with an annualized return of 2.20%, while VWIAX has yielded a comparatively higher 5.67% annualized return.
VCORX
- 1D
- 0.56%
- 1M
- -2.05%
- YTD
- -0.29%
- 6M
- 0.77%
- 1Y
- 4.32%
- 3Y*
- 4.10%
- 5Y*
- 0.55%
- 10Y*
- 2.20%
VWIAX
- 1D
- 0.36%
- 1M
- -3.81%
- YTD
- -0.44%
- 6M
- 1.50%
- 1Y
- 7.50%
- 3Y*
- 7.37%
- 5Y*
- 4.16%
- 10Y*
- 5.67%
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VCORX vs. VWIAX - Expense Ratio Comparison
VCORX has a 0.20% expense ratio, which is higher than VWIAX's 0.16% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Return for Risk
VCORX vs. VWIAX — Risk / Return Rank
VCORX
VWIAX
VCORX vs. VWIAX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Core Bond Fund Investor Shares (VCORX) and Vanguard Wellesley Income Fund Admiral Shares (VWIAX). 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.
| VCORX | VWIAX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.06 | 1.20 | -0.14 |
Sortino ratioReturn per unit of downside risk | 1.53 | 1.69 | -0.16 |
Omega ratioGain probability vs. loss probability | 1.19 | 1.24 | -0.04 |
Calmar ratioReturn relative to maximum drawdown | 1.85 | 1.60 | +0.24 |
Martin ratioReturn relative to average drawdown | 5.65 | 6.38 | -0.72 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| VCORX | VWIAX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.06 | 1.20 | -0.14 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.10 | 0.60 | -0.50 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.46 | 0.82 | -0.36 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.47 | 0.92 | -0.45 |
Correlation
The correlation between VCORX and VWIAX is 0.45, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.
Dividends
VCORX vs. VWIAX - Dividend Comparison
VCORX's dividend yield for the trailing twelve months is around 4.27%, less than VWIAX's 8.07% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VCORX Vanguard Core Bond Fund Investor Shares | 4.27% | 4.70% | 4.93% | 3.99% | 2.90% | 1.91% | 2.95% | 2.93% | 2.98% | 2.62% | 2.20% | 0.00% |
VWIAX Vanguard Wellesley Income Fund Admiral Shares | 8.07% | 7.93% | 6.69% | 4.80% | 7.75% | 6.11% | 4.37% | 4.00% | 7.64% | 3.25% | 4.07% | 5.66% |
Drawdowns
VCORX vs. VWIAX - Drawdown Comparison
The maximum VCORX drawdown since its inception was -18.14%, smaller than the maximum VWIAX drawdown of -21.64%. Use the drawdown chart below to compare losses from any high point for VCORX and VWIAX.
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Drawdown Indicators
| VCORX | VWIAX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -18.14% | -21.64% | +3.50% |
Max Drawdown (1Y)Largest decline over 1 year | -2.75% | -5.00% | +2.25% |
Max Drawdown (5Y)Largest decline over 5 years | -18.14% | -15.26% | -2.88% |
Max Drawdown (10Y)Largest decline over 10 years | -18.14% | -17.41% | -0.73% |
Current DrawdownCurrent decline from peak | -2.05% | -3.81% | +1.76% |
Average DrawdownAverage peak-to-trough decline | -4.31% | -2.23% | -2.08% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.90% | 1.26% | -0.36% |
Volatility
VCORX vs. VWIAX - Volatility Comparison
The current volatility for Vanguard Core Bond Fund Investor Shares (VCORX) is 1.64%, while Vanguard Wellesley Income Fund Admiral Shares (VWIAX) has a volatility of 2.08%. This indicates that VCORX experiences smaller price fluctuations and is considered to be less risky than VWIAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VCORX | VWIAX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.64% | 2.08% | -0.44% |
Volatility (6M)Calculated over the trailing 6-month period | 2.46% | 3.69% | -1.23% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.26% | 6.69% | -2.43% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.78% | 6.95% | -1.17% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.79% | 6.90% | -2.11% |