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DOXFX vs. FXAIX
Performance
Return for Risk
Drawdowns
Volatility
Dividends

DOXFX vs. FXAIX

Last updated Jun 23, 2026

DOXFX (Dodge & Cox International Stock X) and FXAIX (Fidelity 500 Index Fund) are both mutual funds - DOXFX is a Foreign Large Cap Equities fund managed by Dodge & Cox, while FXAIX is a S&P 500 fund tracking the S&P 500 Index. Over the past 3 years, DOXFX returned 19.69%/yr vs 20.98%/yr for FXAIX. A 0.67 correlation means they provide meaningful diversification when combined. DOXFX charges 0.52%/yr vs 0.02%/yr for FXAIX.

Performance

DOXFX vs. FXAIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Dodge & Cox International Stock X (DOXFX) and Fidelity 500 Index Fund (FXAIX). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, DOXFX achieves a 13.18% return, which is significantly higher than FXAIX's 10.19% return.

DOXFX

1D
0.54%
1M
2.64%
YTD
13.18%
6M
13.81%
1Y
32.47%
3Y*
19.69%
5Y*
—
10Y*
—

FXAIX

1D
1.09%
1M
0.47%
YTD
10.19%
6M
9.68%
1Y
27.18%
3Y*
20.98%
5Y*
14.10%
10Y*
15.58%
*Multi-year figures are annualized to reflect compound growth (CAGR)

DOXFX vs. FXAIX - Yearly Performance Comparison

2026 (YTD)2025202420232022
DOXFX
Dodge & Cox International Stock X		13.18%38.90%3.85%16.81%-0.58%
FXAIX
Fidelity 500 Index Fund		10.19%17.84%25.01%26.29%-2.33%

Correlation

The correlation between DOXFX and FXAIX is 0.72, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.72

Correlation (3Y)
Calculated over the trailing 3-year period

0.66

Correlation (All Time)
Calculated using the full available price history since Dec 12, 2022

0.67

The correlation between DOXFX and FXAIX has been stable across timeframes, ranging from 0.66 to 0.72 - a consistent structural relationship.

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

Dodge & Cox International Stock X

Fidelity 500 Index Fund

Often compared with DOXFX:
DOXFX vs. DODWXDOXFX vs. RERGXDOXFX vs. FBCGDOXFX vs. FIDZXDOXFX vs. SWISXDOXFX vs. MIEIXDOXFX vs. SCHG
Often compared with FXAIX:
FXAIX vs. VOOFXAIX vs. SPYFXAIX vs. FZROXFXAIX vs. FSKAXFXAIX vs. FNILXFXAIX vs. FSPGXFXAIX vs. FCNTX

Return for Risk

DOXFX vs. FXAIX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
DOXFX
DOXFX Risk / Return Rank: 6666
Overall Rank
DOXFX Sharpe Ratio Rank: 7474
Sharpe Ratio Rank
DOXFX Sortino Ratio Rank: 6666
Sortino Ratio Rank
DOXFX Omega Ratio Rank: 7171
Omega Ratio Rank
DOXFX Calmar Ratio Rank: 6161
Calmar Ratio Rank
DOXFX Martin Ratio Rank: 5858
Martin Ratio Rank
FXAIX
FXAIX Risk / Return Rank: 6666
Overall Rank
FXAIX Sharpe Ratio Rank: 6464
Sharpe Ratio Rank
FXAIX Sortino Ratio Rank: 5959
Sortino Ratio Rank
FXAIX Omega Ratio Rank: 6161
Omega Ratio Rank
FXAIX Calmar Ratio Rank: 6868
Calmar Ratio Rank
FXAIX Martin Ratio Rank: 7979
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

DOXFX vs. FXAIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Dodge & Cox International Stock X (DOXFX) and Fidelity 500 Index Fund (FXAIX). 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.

DOXFXFXAIXDifference
Sharpe ratioReturn per unit of total volatility
2.30
2.17

+0.13

Sortino ratioReturn per unit of downside risk
3.09
2.93

+0.16

Omega ratioGain probability vs. loss probability

1.43

1.39

+0.03

Calmar ratioReturn relative to maximum drawdown

2.86

3.04

-0.17

Martin ratioReturn relative to average drawdown

10.87

13.75

-2.87

DOXFX vs. FXAIX - Sharpe Ratio Comparison

The current DOXFX Sharpe Ratio is 2.30, which is comparable to the FXAIX Sharpe Ratio of 2.17. The chart below compares the historical Sharpe Ratios of DOXFX and FXAIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Drawdowns

DOXFX vs. FXAIX - Drawdown Comparison

The maximum DOXFX drawdown since its inception was -14.41%, smaller than the maximum FXAIX drawdown of -33.79%. Use the drawdown chart below to compare losses from any high point for DOXFX and FXAIX.

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Drawdown Indicators

DOXFXFXAIXDifference

Max Drawdown

Largest peak-to-trough decline

-14.41%

-33.79%

+19.38%

Max Drawdown (1Y)

Largest decline over 1 year

-11.08%

-8.89%

-2.19%

Max Drawdown (3Y)

Largest decline over 3 years

-14.41%

-18.76%

+4.35%

Max Drawdown (5Y)

Largest decline over 5 years

—

-24.50%

—

Max Drawdown (10Y)

Largest decline over 10 years

—

-33.79%

—

Current Drawdown

Current decline from peak

-0.16%

-1.36%

+1.20%

Average Drawdown

Average peak-to-trough decline

-2.71%

-3.79%

+1.08%

Ulcer Index

Depth and duration of drawdowns from previous peaks

2.91%

1.96%

+0.95%

Volatility

DOXFX vs. FXAIX - Volatility Comparison

Dodge & Cox International Stock X (DOXFX) has a higher volatility of 5.52% compared to Fidelity 500 Index Fund (FXAIX) at 4.77%. This indicates that DOXFX's price experiences larger fluctuations and is considered to be riskier than FXAIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

DOXFXFXAIXDifference

Volatility (1M)

Calculated over the trailing 1-month period

5.52%

4.77%

+0.75%

Volatility (6M)

Calculated over the trailing 6-month period

11.90%

9.91%

+1.99%

Volatility (1Y)

Calculated over the trailing 1-year period

13.80%

12.47%

+1.33%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

14.06%

17.01%

-2.95%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

14.06%

18.11%

-4.05%

DOXFX vs. FXAIX - Expense Ratio Comparison

DOXFX has a 0.52% expense ratio, which is higher than FXAIX's 0.02% expense ratio.

Dividends

DOXFX vs. FXAIX - Dividend Comparison

DOXFX's dividend yield for the trailing twelve months is around 4.55%, more than FXAIX's 1.04% yield.

PositionTTM20252024202320222021202020192018201720162015
DOXFX
Dodge & Cox International Stock X		4.55%5.15%2.36%2.38%2.30%0.00%0.00%0.00%0.00%0.00%0.00%0.00%
FXAIX
Fidelity 500 Index Fund		1.04%1.11%1.25%1.45%1.69%1.22%1.60%2.06%2.72%1.97%2.52%2.83%

Frequently Asked Questions

DOXFX and FXAIX have a correlation of 0.72, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

DOXFX has higher volatility (5.52%) compared to FXAIX (4.77%). In terms of maximum drawdown, DOXFX dropped -14.41% vs FXAIX's -33.79%.

DOXFX currently has the higher Sharpe Ratio (2.30 vs 2.17), 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.

Portfolio Optimizer

Find the right allocation for DOXFX and FXAIX

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