DOXIX vs. VBTLX
DOXIX (Dodge & Cox Income Fund Class X) and VBTLX (Vanguard Total Bond Market Index Fund Admiral Shares) are both mutual funds - DOXIX is a Intermediate Core-Plus Bond fund actively managed by Dodge & Cox, while VBTLX is a Total Bond Market fund tracking the Bloomberg U.S. Aggregate Float Adjusted Index. DOXIX is actively managed, while VBTLX is passively managed. Over the past 3 years, DOXIX returned 5.28%/yr vs 4.08%/yr for VBTLX. Their correlation of 0.95 suggests significant overlap in exposure. DOXIX charges 0.33%/yr vs 0.04%/yr for VBTLX.
Performance
DOXIX vs. VBTLX - Performance Comparison
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Returns By Period
In the year-to-date period, DOXIX achieves a 0.69% return, which is significantly higher than VBTLX's 0.42% return.
DOXIX
- 1D
- 0.23%
- 1M
- 0.95%
- YTD
- 0.69%
- 6M
- 0.85%
- 1Y
- 5.82%
- 3Y*
- 5.28%
- 5Y*
- —
- 10Y*
- —
VBTLX
- 1D
- 0.31%
- 1M
- 0.97%
- YTD
- 0.42%
- 6M
- 0.76%
- 1Y
- 4.68%
- 3Y*
- 4.08%
- 5Y*
- 0.02%
- 10Y*
- 1.57%
DOXIX vs. VBTLX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | |
|---|---|---|---|---|---|
DOXIX Dodge & Cox Income Fund Class X | 0.69% | 8.39% | 2.33% | 7.75% | -2.35% |
VBTLX Vanguard Total Bond Market Index Fund Admiral Shares | 0.42% | 7.17% | 1.26% | 5.74% | -3.37% |
Correlation
The correlation between DOXIX and VBTLX is 0.93, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.93 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.95 |
Correlation (All Time) Calculated using the full available price history since May 3, 2022 | 0.95 |
The correlation between DOXIX and VBTLX has been stable across timeframes, ranging from 0.93 to 0.95 - a consistent structural relationship.
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Return for Risk
DOXIX vs. VBTLX — Risk / Return Rank
DOXIX
VBTLX
DOXIX vs. VBTLX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Dodge & Cox Income Fund Class X (DOXIX) and Vanguard Total Bond Market Index Fund Admiral Shares (VBTLX). 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.
| DOXIX | VBTLX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.25 | ||
| Sortino ratioReturn per unit of downside risk | +0.35 | ||
| Omega ratioGain probability vs. loss probability | 1.26 | 1.21 | +0.05 |
| Calmar ratioReturn relative to maximum drawdown | 1.86 | 1.63 | +0.23 |
| Martin ratioReturn relative to average drawdown | 5.37 | 4.63 | +0.74 |
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Drawdowns
DOXIX vs. VBTLX - Drawdown Comparison
The maximum DOXIX drawdown since its inception was -8.83%, smaller than the maximum VBTLX drawdown of -18.81%. Use the drawdown chart below to compare losses from any high point for DOXIX and VBTLX.
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Drawdown Indicators
| DOXIX | VBTLX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -8.83% | -18.81% | +9.98% |
Max Drawdown (1Y)Largest decline over 1 year | -3.15% | -2.89% | -0.26% |
Max Drawdown (3Y)Largest decline over 3 years | -5.66% | -6.00% | +0.34% |
Max Drawdown (5Y)Largest decline over 5 years | — | -18.14% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -18.81% | — |
Current DrawdownCurrent decline from peak | -1.46% | -2.18% | +0.72% |
Average DrawdownAverage peak-to-trough decline | -1.86% | -2.67% | +0.81% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.09% | 1.01% | +0.08% |
Volatility
DOXIX vs. VBTLX - Volatility Comparison
Dodge & Cox Income Fund Class X (DOXIX) and Vanguard Total Bond Market Index Fund Admiral Shares (VBTLX) have volatilities of 1.25% and 1.21%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| DOXIX | VBTLX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.25% | 1.21% | +0.04% |
Volatility (6M)Calculated over the trailing 6-month period | 3.01% | 2.86% | +0.15% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.00% | 3.90% | +0.10% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.84% | 6.01% | -0.17% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.84% | 4.99% | +0.85% |
DOXIX vs. VBTLX - Expense Ratio Comparison
DOXIX has a 0.33% expense ratio, which is higher than VBTLX's 0.04% expense ratio.
Dividends
DOXIX vs. VBTLX - Dividend Comparison
DOXIX's dividend yield for the trailing twelve months is around 4.32%, more than VBTLX's 3.98% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
DOXIX Dodge & Cox Income Fund Class X | 4.32% | 4.30% | 4.32% | 3.92% | 2.30% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
VBTLX Vanguard Total Bond Market Index Fund Admiral Shares | 3.98% | 3.87% | 3.69% | 3.10% | 2.59% | 1.96% | 2.39% | 2.74% | 2.57% | 2.56% | 2.53% | 2.82% |
Frequently Asked Questions
With a correlation of 0.93, DOXIX and VBTLX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
DOXIX has higher volatility (1.25%) compared to VBTLX (1.21%). In terms of maximum drawdown, DOXIX dropped -8.83% vs VBTLX's -18.81%.
DOXIX currently has the higher Sharpe Ratio (1.46 vs 1.21), 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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